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@@ -14,7 +14,10 @@ import de.tudarmstadt.informatik.hostage.commons.HelperUtils;
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import de.tudarmstadt.informatik.hostage.wrapper.Packet;
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- * SMB protocol
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+ * SMB protocol.
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+ * It can handle the following requests: Negotiate Protocol Request, Session Setup AndX Request,
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+ * Tree Connect AndX Request, NT Create AndX Request, Bind, NetShareEnumAll, Close Request,
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+ * Tree Disconnect Request, Echo Request, Trans2 Request.
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* @author Wulf Pfeiffer
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*/
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public class SMB implements Protocol {
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@@ -42,80 +45,78 @@ public class SMB implements Protocol {
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return TALK_FIRST.CLIENT;
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}
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- private SMBPacket smbPacket = new SMBPacket();
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-
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@Override
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- public List<Packet> processMessage(Packet packet) {
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- if(packet != null)
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- lastMessage = packet.getMessage();
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- smbPacket.newMsg(lastMessage);
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- byte smbCommand = smbPacket.getSmbCommand();
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- List<Packet> response = new ArrayList<Packet>();
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+ public List<Packet> processMessage(Packet requestPacket) {
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+ if(requestPacket != null)
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+ lastMessage = requestPacket.getMessage();
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+ parseMessageHeader(lastMessage);
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+ byte smbCommand = getSmbCommand();
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+ List<Packet> responsePackets = new ArrayList<Packet>();
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switch (state) {
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case NONE:
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- if (smbCommand == 0x72) {
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+ if (smbCommand == SMB_COM_NEGOTIATE) {
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state = STATE.CONNECTED;
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- response.add(smbPacket.getNego());
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+ responsePackets.add(getNego());
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} else {
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state = STATE.DISCONNECTED;
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- response.add(smbPacket.getTreeDisc());
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+ responsePackets.add(getTreeDisc());
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}
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break;
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case CONNECTED:
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- if (smbCommand == 0x73) {
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- response.add(smbPacket.getSessSetup());
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- } else if (smbCommand == 0x75) {
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+ if (smbCommand == SMB_COM_SESSION_SETUP_ANDX) {
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+ responsePackets.add(getSessSetup());
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+ } else if (smbCommand == SMB_COM_TREE_CONNECT_ANDX) {
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state = STATE.AUTHENTICATED;
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- response.add(smbPacket.getTreeCon());
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+ responsePackets.add(getTreeCon());
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} else {
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state = STATE.DISCONNECTED;
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- response.add(smbPacket.getTreeDisc());
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+ responsePackets.add(getTreeDisc());
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}
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break;
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case AUTHENTICATED:
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- if (smbCommand == (byte) 0xa2) {
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+ if (smbCommand == SMB_COM_NT_CREATE_ANDX) {
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state = STATE.LISTING;
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- response.add(smbPacket.getNTCreate());
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- } else if (smbCommand == 0x2b) {
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- response.add(smbPacket.getEcho());
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- } else if (smbCommand == 0x32) {
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- response.add(smbPacket.getTrans2());
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- } else if (smbCommand == 0x04) {
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- response.add(smbPacket.getClose());
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- } else if (smbCommand == 0x71) {
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+ responsePackets.add(getNTCreate());
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+ } else if (smbCommand == SMB_COM_ECHO) {
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+ responsePackets.add(getEcho());
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+ } else if (smbCommand == SMB_COM_TRANSACTION2) {
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+ responsePackets.add(getTrans2());
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+ } else if (smbCommand == SMB_COM_CLOSE) {
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+ responsePackets.add(getClose());
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+ } else if (smbCommand == SMB_COM_TREE_DISCONNECT) {
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state = STATE.CLOSED;
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- response.add(smbPacket.getTreeDisc());
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+ responsePackets.add(getTreeDisc());
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} else {
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state = STATE.DISCONNECTED;
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- response.add(smbPacket.getTreeDisc());
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+ responsePackets.add(getTreeDisc());
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}
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break;
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case LISTING:
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- if (smbCommand == 0x25) {
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- response.add(smbPacket.getTrans());
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- } else if (smbCommand == 0x04) {
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- response.add(smbPacket.getClose());
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- } else if (smbCommand == 0x71) {
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+ if (smbCommand == SMB_COM_TRANSACTION) {
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+ responsePackets.add(getTrans());
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+ } else if (smbCommand == SMB_COM_CLOSE) {
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+ responsePackets.add(getClose());
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+ } else if (smbCommand == SMB_COM_TREE_DISCONNECT) {
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state = STATE.CLOSED;
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- response.add(smbPacket.getTreeDisc());
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- } else if (smbCommand == 0x72) {
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+ responsePackets.add(getTreeDisc());
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+ } else if (smbCommand == SMB_COM_NEGOTIATE) {
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state = STATE.CONNECTED;
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- response.add(smbPacket.getNego());
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+ responsePackets.add(getNego());
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} else {
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state = STATE.DISCONNECTED;
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- response.add(smbPacket.getTreeDisc());
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+ responsePackets.add(getTreeDisc());
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}
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break;
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case DISCONNECTED:
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state = STATE.CLOSED;
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- response.add(smbPacket.getTreeDisc());
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+ responsePackets.add(getTreeDisc());
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break;
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default:
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state = STATE.CLOSED;
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- response.add(smbPacket.getTreeDisc());
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+ responsePackets.add(getTreeDisc());
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}
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- return response;
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+ return responsePackets;
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}
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@Override
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@@ -150,14 +151,14 @@ public class SMB implements Protocol {
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time -= calend.getTimeInMillis();
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time *= 10000;
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- byte[] b = new byte[8];
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- byte[] b2 = ByteBuffer.allocate(8).putLong(time).array();
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+ byte[] timeInWindowsBytes = new byte[8];
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+ byte[] timeInBytes = ByteBuffer.allocate(8).putLong(time).array();
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for (int i = 0, j = 7; i < 8 && j > -1; i++, j--) {
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- b[i] = (byte) (b2[j] & 0xff);
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+ timeInWindowsBytes[i] = (byte) (timeInBytes[j] & 0xff);
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}
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- return b;
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+ return timeInWindowsBytes;
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}
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@@ -189,551 +190,545 @@ public class SMB implements Protocol {
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return timezoneBytes;
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}
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+
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+ private static String[][] possibleSmbVersions = {
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+ {"Windows 7 Professional 7600","Windows 7 Professional 6.1"},
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+ {"Windows 8 Enterprise 9200", "Windows 8 Enterprise 9200"},
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+ {"Windows Server 2008 R2 Enterprise 7600","Windows Server 2008 R2 Enterprise 6.1"},
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+ {"Windows Server 2012 Standard 6.2", "Windows Server 2012 Standard 6.2"},
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+ {"Unix", "Samba"}
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+ };
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+ private static String[] initServerVersion() {
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+ SharedPreferences sharedPref = HoneyService.getContext().getSharedPreferences("de.tudarmstadt.informatik.hostage.profile", HoneyService.MODE_PRIVATE);
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+ String profile = sharedPref.getString("profile", "");
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+ System.out.println(profile);
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+ if(profile.equals("Windows 7")) {
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+ return possibleSmbVersions[0];
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+ } else if(profile.equals("Windows 8")) {
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+ return possibleSmbVersions[1];
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+ } else if(profile.equals("Windows Server 2008")) {
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+ return possibleSmbVersions[2];
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+ } else if(profile.equals("Windows Server 2012")) {
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+ return possibleSmbVersions[3];
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+ } else if(profile.equals("Linux")) {
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+ return possibleSmbVersions[4];
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+ } else {
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+ return possibleSmbVersions[new SecureRandom().nextInt(possibleSmbVersions.length)];
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+ }
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+ }
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+
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+ private static byte[] serverName = HelperUtils.fillWithZero(HelperUtils.getRandomString(16, true).getBytes());
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+ private static String[] serverVersion = initServerVersion();
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+
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+ private byte[] message = null;
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+ private static final byte[] serverGUID = HelperUtils.randomBytes(16);
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+ private boolean authenticateNext = false;
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+
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+ private byte[] serverComp = new byte[4];
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+ private byte[] smbCommand = new byte[1];
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+ private byte[] ntStat = new byte[4];
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+ private byte[] smbFlags = new byte[1];
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+ private byte[] smbFlags2 = new byte[2];
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+ private byte[] processIDHigh = new byte[2];
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+ private byte[] signature = new byte[8];
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+ private byte[] reserved = new byte[2];
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+ private byte[] treeID = new byte[2];
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+ private byte[] processID = new byte[2];
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+ private byte[] userID = new byte[2];
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+ private byte[] multiplexID = new byte[2];
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+
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- * Denotes a SMB packet
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+ * Breaks a message from the client down into its components
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+ * @param message that is analyzed
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*/
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- private static class SMBPacket {
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-
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- private static String[][] possibleSmbVersions = {
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- {"Windows 7 Professional 7600","Windows 7 Professional 6.1"},
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- {"Windows 8 Enterprise 9200", "Windows 8 Enterprise 9200"},
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- {"Windows Server 2008 R2 Enterprise 7600","Windows Server 2008 R2 Enterprise 6.1"},
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- {"Windows Server 2012 Standard 6.2", "Windows Server 2012 Standard 6.2"},
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- {"Unix", "Samba"}
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- };
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- private static String[] initServerVersion() {
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- SharedPreferences sharedPref = HoneyService.getContext().getSharedPreferences("de.tudarmstadt.informatik.hostage.profile", HoneyService.MODE_PRIVATE);
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- String profile = sharedPref.getString("profile", "");
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- System.out.println(profile);
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- if(profile.equals("Windows 7")) {
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- return possibleSmbVersions[0];
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- } else if(profile.equals("Windows 8")) {
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- return possibleSmbVersions[1];
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- } else if(profile.equals("Windows Server 2008")) {
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- return possibleSmbVersions[2];
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- } else if(profile.equals("Windows Server 2012")) {
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- return possibleSmbVersions[3];
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- } else if(profile.equals("Linux")) {
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- return possibleSmbVersions[4];
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- } else {
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- return possibleSmbVersions[new SecureRandom().nextInt(possibleSmbVersions.length)];
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- }
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- }
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- private static byte[] serverName = HelperUtils.fillWithZero(HelperUtils.getRandomString(16, true).getBytes());
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- private static String[] serverVersion = initServerVersion();
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+ private void parseMessageHeader(byte[] message) {
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+ this.message = message;
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+ serverComp = new byte[]{message[4], message[5], message[6], message[7]};
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+ smbCommand = new byte[]{message[8]};
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+ ntStat = new byte[]{message[9], message[10], message[11], message[12]};
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+ smbFlags = new byte[]{(byte) (message[13] | 0x80)};
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+ smbFlags2 = new byte[]{message[14], message[15]};
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+ processIDHigh = new byte[]{message[16], message[17]};
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+ signature = new byte[]{message[18], message[19], message[20], message[21], message[22], message[23], message[24], message[25]};
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+ reserved = new byte[]{message[26], message[27]};
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+ treeID = new byte[]{message[28], message[29]};
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+ processID = new byte[]{message[30], message[31]};
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+ userID = new byte[]{message[32], message[33]};
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+ multiplexID = new byte[]{message[34], message[35]};
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+ }
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+
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+
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+ * Wraps the Netbios header around a response
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+ * @param response that is wrapped
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+ * @return wrapped response
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+ */
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+ private byte[] wrapNetbios(byte[] response) {
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+ byte[] netbios = {0x00};
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+ byte[] buffer = ByteBuffer.allocate(4).putInt(response.length).array();
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+ byte[] netbiosLength = {buffer[1], buffer[2], buffer[3]};
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+ return HelperUtils.concat(netbios, netbiosLength, response);
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+ }
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+
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+
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+ * Wraps the header around a response
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+ * @param response that is wrapped
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+ * @return wrapped response
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+ */
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+ private byte[] wrapHeader(byte[] response) {
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+ byte[] header = new byte[0];
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+ return HelperUtils.concat(header, serverComp, smbCommand, ntStat, smbFlags, smbFlags2, processIDHigh, signature,
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+ reserved, treeID, processID, userID, multiplexID, response);
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+ }
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+
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+
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+ * Builds the negotiate packet
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+ * @return negotiate packet
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+ */
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+ private Packet getNego() {
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+ byte[] wordCount = {0x11};
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+ byte[] dialect = evaluateDialect();
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+ byte[] secMode = {0x03};
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+ byte[] maxMpxC = {0x32, 0x00};
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+ byte[] maxVcs = {0x01, 0x00};
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+ byte[] maxBufSize = {0x04, 0x11, 0x00, 0x00};
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+ byte[] maxRawBuf = {0x00, 0x00, 0x01, 0x00};
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+ byte[] sessionKey = {0x00, 0x00, 0x00, 0x00};
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+ byte[] capabilities = {(byte) 0xfc, (byte) 0xe3, 0x01, (byte) 0x80};
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+ byte[] sysTime = getTimeInBytes();
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+ byte[] timeZone = getTimeZoneInBytes();
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+ byte[] keyLength = {0x00};
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+ byte[] byteCount = {0x3a, 0x00};
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+ byte[] guid = serverGUID;
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+ byte[] secBlob = {0x60, 0x28, 0x06, 0x06};
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+ byte[] oid = {0x2b, 0x06, 0x01, 0x05, 0x05, 0x02};
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+ byte[] protectNeg = {(byte) 0xa0, 0x1e};
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+ byte[] negToken = {0x30, 0x1c, (byte) 0xa0, 0x1a, 0x30, 0x18};
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+ byte[] mechType = {0x06, 0x0a, 0x2b, 0x06, 0x01, 0x04, 0x01, (byte) 0x82, 0x37, 0x02, 0x02, 0x1e};
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+ byte[] mechType2 = {0x06, 0x0a, 0x2b, 0x06, 0x01, 0x04, 0x01, (byte) 0x82, 0x37, 0x02, 0x02, 0x0a};
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- private byte[] message = null;
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- private static final byte[] serverGUID = HelperUtils.randomBytes(16);
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- private boolean authenticateNext = false;
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-
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- private byte[] serverComp = new byte[4];
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- private byte[] smbCommand = new byte[1];
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- private byte[] ntStat = new byte[4];
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- private byte[] smbFlags = new byte[1];
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- private byte[] smbFlags2 = new byte[2];
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- private byte[] processIDHigh = new byte[2];
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- private byte[] signature = new byte[8];
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- private byte[] reserved = new byte[2];
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- private byte[] treeID = new byte[2];
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- private byte[] processID = new byte[2];
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- private byte[] userID = new byte[2];
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- private byte[] multiplexID = new byte[2];
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-
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-
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- private SMBPacket() {
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-
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+ byte[] response = HelperUtils.concat(wordCount, dialect, secMode, maxMpxC, maxVcs, maxBufSize, maxRawBuf,
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+ sessionKey, capabilities, sysTime, timeZone, keyLength, byteCount, guid, secBlob, oid,
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+ protectNeg, negToken, mechType, mechType2);
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+ return new Packet(wrapNetbios(wrapHeader(response)));
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+ }
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+
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+
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+ * Evaluates what Dialects are offered by the client and which position the used NT LM 0.12 dialect is at
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+ * @return position of the NT LM 0.12 dialect
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+ */
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+ private byte[] evaluateDialect() {
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+ byte[] dialectMsg = new byte[message.length-39];
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+ System.arraycopy(message, 39, dialectMsg, 0, message.length - 39);
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+ short dialectNumber = 0;
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+ for(int i = 0, start = 0; i < dialectMsg.length; i++) {
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+ if(dialectMsg[i] == 0x00) {
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+ byte[] dialect = new byte[i-start];
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+ System.arraycopy(dialectMsg, start, dialect, 0, i-start);
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+ if(HelperUtils.byteToStr(dialect).contains("NT LM 0.12")) {
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+ return new byte[]{(byte)dialectNumber, (byte)(dialectNumber >> 8)};
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+ }
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+ start = i+1;
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+ dialectNumber++;
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+ }
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}
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-
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-
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- * Breaks a message from the client down into its components
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- * @param message that is analyzed
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- */
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- private void newMsg(byte[] message) {
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- this.message = message;
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- serverComp = new byte[]{message[4], message[5], message[6], message[7]};
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- smbCommand = new byte[]{message[8]};
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- ntStat = new byte[]{message[9], message[10], message[11], message[12]};
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- smbFlags = new byte[]{(byte) (message[13] | 0x80)};
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- smbFlags2 = new byte[]{message[14], message[15]};
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- processIDHigh = new byte[]{message[16], message[17]};
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- signature = new byte[]{message[18], message[19], message[20], message[21], message[22], message[23], message[24], message[25]};
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- reserved = new byte[]{message[26], message[27]};
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- treeID = new byte[]{message[28], message[29]};
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- processID = new byte[]{message[30], message[31]};
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- userID = new byte[]{message[32], message[33]};
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- multiplexID = new byte[]{message[34], message[35]};
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+ return new byte[]{0x00, 0x00};
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+ }
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+
|
|
|
+
|
|
|
+ * Builds the session setup packet
|
|
|
+ * @ret urn session setup packet
|
|
|
+ */
|
|
|
+ private Packet getSessSetup() {
|
|
|
+ if(authenticateNext) {
|
|
|
+ return new Packet(getSetupAuth());
|
|
|
+ } else {
|
|
|
+ authenticateNext = true;
|
|
|
+ return new Packet(getSetupChal());
|
|
|
}
|
|
|
-
|
|
|
-
|
|
|
- * Wraps the Netbios header around a response
|
|
|
- * @param response that is wrapped
|
|
|
- * @return wrapped response
|
|
|
- */
|
|
|
- private byte[] wrapNetbios(byte[] response) {
|
|
|
- byte[] netbios = {0x00};
|
|
|
- byte[] buffer = ByteBuffer.allocate(4).putInt(response.length).array();
|
|
|
- byte[] netbiosLength = {buffer[1], buffer[2], buffer[3]};
|
|
|
- return HelperUtils.concat(netbios, netbiosLength, response);
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ * Builds the session setup challange packet
|
|
|
+ * @return session setup challange packet
|
|
|
+ */
|
|
|
+ private byte[] getSetupChal() {
|
|
|
+ byte[] wordCount = {0x04};
|
|
|
+ byte[] andXCommand = {(byte) 0xff};
|
|
|
+ byte[] reserved = {0x00};
|
|
|
+ byte[] andXOffset = {0x60, 0x01};
|
|
|
+ byte[] action = {0x00, 0x00};
|
|
|
+ byte[] secBlobLength;
|
|
|
+ byte[] byteCount;
|
|
|
+ byte[] secBlob = {(byte) 0xa1, (byte) 0x81, (byte) 0xc4};
|
|
|
+ byte[] negToken = {0x30, (byte) 0x81, (byte) 0xc1, (byte) 0xa0, 0x03, 0x0a, 0x01};
|
|
|
+ byte[] negResult = {0x01};
|
|
|
+ byte[] negToken2 = {(byte) 0xa1, 0x0c, 0x06, 0x0a};
|
|
|
+ byte[] supportedMech = {0x2b, 0x06, 0x01, 0x04, 0x01, (byte) 0x82, 0x37, 0x02, 0x02, 0x0a};
|
|
|
+ byte[] negToken3 = {(byte) 0xa2, (byte) 0x81, (byte) 0xab, 0x04, (byte) 0x81, (byte) 0xa8};
|
|
|
+ byte[] ntlmsspId = {0x4e, 0x54, 0x4c, 0x4d, 0x53, 0x53, 0x50, 0x00};
|
|
|
+ byte[] nlmMsgType = {0x02, 0x00, 0x00, 0x00};
|
|
|
+ byte[] buffer = ByteBuffer.allocate(4).putInt(serverName.length).array();
|
|
|
+ byte[] targetNameLength = new byte[]{buffer[3], buffer[2]};
|
|
|
+ byte[] targetNameMaxLength = new byte[]{buffer[3], buffer[2]};
|
|
|
+ byte[] targetNameOffset = {0x38, 0x00, 0x00, 0x00};
|
|
|
+ byte[] flags = {0x15, (byte) 0x82, (byte) 0x8a, 0x60};
|
|
|
+ if(!serverVersion[0].contains("Unix")) {
|
|
|
+ flags[3] = (byte) (flags[3] | 0x02);
|
|
|
}
|
|
|
-
|
|
|
-
|
|
|
- * Wraps the header around a response
|
|
|
- * @param response that is wrapped
|
|
|
- * @return wrapped response
|
|
|
- */
|
|
|
- private byte[] wrapHeader(byte[] response) {
|
|
|
- byte[] header = new byte[0];
|
|
|
- return HelperUtils.concat(header, serverComp, smbCommand, ntStat, smbFlags, smbFlags2, processIDHigh, signature,
|
|
|
- reserved, treeID, processID, userID, multiplexID, response);
|
|
|
+ byte[] challenge = HelperUtils.randomBytes(8);
|
|
|
+ byte[] reserved2 = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
+ byte[] targetInfoLength = {0x60, 0x00};
|
|
|
+ byte[] targetInfoMaxLength = {0x60, 0x00};
|
|
|
+ byte[] targetInfoOffset = {0x48, 0x00, 0x00, 0x00};
|
|
|
+ byte[] version = null;
|
|
|
+ if(serverVersion[0].contains("Windows 7") || serverVersion[0].contains("Windows Server 2008")) {
|
|
|
+ version = new byte[]{0x06, 0x01, (byte) 0xb0, 0x1d, 0x00, 0x00, 0x00, 0x0f};
|
|
|
+ } else if(serverVersion[0].contains("Windows 8") || serverVersion[0].contains("Windows Server 2012")) {
|
|
|
+ version = new byte[]{0x06, 0x02, (byte) 0xf0, 0x23, 0x00, 0x00, 0x00, 0x0f};
|
|
|
}
|
|
|
+
|
|
|
+ byte[] attributeNBDomain = {0x02, 0x00, 0x10, 0x00};
|
|
|
+
|
|
|
+ byte[] attributeNBcomputer = {0x01, 0x00, 0x10, 0x00};
|
|
|
+
|
|
|
+ byte[] attributeDNSDomain = {0x04, 0x00, 0x10, 0x00};
|
|
|
+
|
|
|
+ byte[] attributeDNScomputer = {0x03, 0x00, 0x10, 0x00};
|
|
|
+
|
|
|
+ byte[] attributeTimeStamp = {0x07, 0x00, 0x08, 0x00};
|
|
|
+ byte[] timeStamp = getTimeInBytes();
|
|
|
+ byte[] attributeEnd = {0x00, 0x00, 0x00, 0x00};
|
|
|
+ secBlob = HelperUtils.concat(secBlob, negToken, negResult, negToken2, supportedMech, negToken3,
|
|
|
+ ntlmsspId, nlmMsgType, targetNameLength, targetNameMaxLength, targetNameOffset,
|
|
|
+ flags, challenge, reserved2, targetInfoLength, targetInfoMaxLength, targetInfoOffset,
|
|
|
+ version, serverName, attributeNBDomain, serverName, attributeNBcomputer, serverName,
|
|
|
+ attributeDNSDomain, serverName, attributeDNScomputer, serverName, attributeTimeStamp,
|
|
|
+ timeStamp, attributeEnd);
|
|
|
+ byte[] nativOS = HelperUtils.fillWithZeroExtended(serverVersion[0].getBytes());
|
|
|
+ byte[] nativLanMngr = HelperUtils.fillWithZeroExtended(serverVersion[1].getBytes());
|
|
|
+ buffer = ByteBuffer.allocate(4).putInt(secBlob.length).array();
|
|
|
+ secBlobLength = new byte[]{buffer[3], buffer[2]};
|
|
|
+ buffer = ByteBuffer.allocate(4).putInt(secBlob.length + nativOS.length + nativLanMngr.length).array();
|
|
|
+ byteCount = new byte[]{buffer[3], buffer[2]};
|
|
|
|
|
|
-
|
|
|
- * Builds the negotiate packet
|
|
|
- * @return negotiate packet
|
|
|
- */
|
|
|
- private Packet getNego() {
|
|
|
- byte[] wordCount = {0x11};
|
|
|
- byte[] dialect = evaluateDialect();
|
|
|
- byte[] secMode = {0x03};
|
|
|
- byte[] maxMpxC = {0x32, 0x00};
|
|
|
- byte[] maxVcs = {0x01, 0x00};
|
|
|
- byte[] maxBufSize = {0x04, 0x11, 0x00, 0x00};
|
|
|
- byte[] maxRawBuf = {0x00, 0x00, 0x01, 0x00};
|
|
|
- byte[] sessionKey = {0x00, 0x00, 0x00, 0x00};
|
|
|
- byte[] capabilities = {(byte) 0xfc, (byte) 0xe3, 0x01, (byte) 0x80};
|
|
|
- byte[] sysTime = getTimeInBytes();
|
|
|
- byte[] timeZone = getTimeZoneInBytes();
|
|
|
- byte[] keyLength = {0x00};
|
|
|
- byte[] byteCount = {0x3a, 0x00};
|
|
|
- byte[] guid = serverGUID;
|
|
|
- byte[] secBlob = {0x60, 0x28, 0x06, 0x06};
|
|
|
- byte[] oid = {0x2b, 0x06, 0x01, 0x05, 0x05, 0x02};
|
|
|
- byte[] protectNeg = {(byte) 0xa0, 0x1e};
|
|
|
- byte[] negToken = {0x30, 0x1c, (byte) 0xa0, 0x1a, 0x30, 0x18};
|
|
|
- byte[] mechType = {0x06, 0x0a, 0x2b, 0x06, 0x01, 0x04, 0x01, (byte) 0x82, 0x37, 0x02, 0x02, 0x1e};
|
|
|
- byte[] mechType2 = {0x06, 0x0a, 0x2b, 0x06, 0x01, 0x04, 0x01, (byte) 0x82, 0x37, 0x02, 0x02, 0x0a};
|
|
|
-
|
|
|
- byte[] response = HelperUtils.concat(wordCount, dialect, secMode, maxMpxC, maxVcs, maxBufSize, maxRawBuf,
|
|
|
- sessionKey, capabilities, sysTime, timeZone, keyLength, byteCount, guid, secBlob, oid,
|
|
|
- protectNeg, negToken, mechType, mechType2);
|
|
|
- return new Packet(wrapNetbios(wrapHeader(response)));
|
|
|
- }
|
|
|
+ ntStat = new byte[]{0x16, 0x00, 0x00, (byte) 0xc0};
|
|
|
+ userID = new byte[]{0x00, 0x08};
|
|
|
|
|
|
-
|
|
|
- * Evaluates what Dialects are offered by the client and which position the used NT LM 0.12 dialect is at
|
|
|
- * @return position of the NT LM 0.12 dialect
|
|
|
- */
|
|
|
- private byte[] evaluateDialect() {
|
|
|
- byte[] dialectMsg = new byte[message.length-39];
|
|
|
- System.arraycopy(message, 39, dialectMsg, 0, message.length - 39);
|
|
|
- short dialectNumber = 0;
|
|
|
- for(int i = 0, start = 0; i < dialectMsg.length; i++) {
|
|
|
- if(dialectMsg[i] == 0x00) {
|
|
|
- byte[] dialect = new byte[i-start];
|
|
|
- System.arraycopy(dialectMsg, start, dialect, 0, i-start);
|
|
|
- if(HelperUtils.byteToStr(dialect).contains("NT LM 0.12")) {
|
|
|
- return new byte[]{(byte)dialectNumber, (byte)(dialectNumber >> 8)};
|
|
|
- }
|
|
|
- start = i+1;
|
|
|
- dialectNumber++;
|
|
|
- }
|
|
|
- }
|
|
|
- return new byte[]{0x00, 0x00};
|
|
|
- }
|
|
|
+ byte[] response = HelperUtils.concat(wordCount, andXCommand, reserved, andXOffset, action, secBlobLength,
|
|
|
+ byteCount, secBlob, nativOS, nativLanMngr);
|
|
|
+ return wrapNetbios(wrapHeader(response));
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ * Builds the session setup packet for authentication required
|
|
|
+ * @return session setup authentication packet
|
|
|
+ */
|
|
|
+ private byte[] getSetupAuth() {
|
|
|
+ byte[] wordCount = {0x04};
|
|
|
+ byte[] andXCommand = {(byte) 0xff};
|
|
|
+ byte[] reserved = {0x00};
|
|
|
+ byte[] andXOffset = {(byte) 0xa2, 0x00};
|
|
|
+ byte[] action = {0x01, 0x00};
|
|
|
+ byte[] secBlobLength;
|
|
|
+ byte[] byteCount;
|
|
|
+ byte[] secBlob = {(byte) 0xa1, 0x07, 0x30, 0x05, (byte) 0xa0, 0x03, 0x0a, 0x01, 0x00};
|
|
|
+ byte[] nativOS = HelperUtils.fillWithZeroExtended(serverVersion[0].getBytes());
|
|
|
+ byte[] nativLanMngr = HelperUtils.fillWithZeroExtended(serverVersion[1].getBytes());
|
|
|
|
|
|
-
|
|
|
- * Builds the session setup packet
|
|
|
- * @return session setup packet
|
|
|
- */
|
|
|
- private Packet getSessSetup() {
|
|
|
- if(authenticateNext) {
|
|
|
- return new Packet(getSetupAuth());
|
|
|
- } else {
|
|
|
- authenticateNext = true;
|
|
|
- return new Packet(getSetupChal());
|
|
|
- }
|
|
|
- }
|
|
|
+ byte[] buffer = ByteBuffer.allocate(4).putInt(secBlob.length).array();
|
|
|
+ secBlobLength = new byte[]{buffer[3], buffer[2]};
|
|
|
+ buffer = ByteBuffer.allocate(4).putInt(secBlob.length + nativOS.length + nativLanMngr.length).array();
|
|
|
+ byteCount = new byte[]{buffer[3], buffer[2]};
|
|
|
|
|
|
-
|
|
|
- * Builds the session setup challange packet
|
|
|
- * @return session setup challange packet
|
|
|
- */
|
|
|
- private byte[] getSetupChal() {
|
|
|
- byte[] wordCount = {0x04};
|
|
|
- byte[] andXCommand = {(byte) 0xff};
|
|
|
+ byte[] response = HelperUtils.concat(wordCount, andXCommand, reserved, andXOffset, action, secBlobLength,
|
|
|
+ byteCount, secBlob, nativOS, nativLanMngr);
|
|
|
+ return wrapNetbios(wrapHeader(response));
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ * Builds the tree connect packet
|
|
|
+ * @return tree connect packet
|
|
|
+ */
|
|
|
+ private Packet getTreeCon() {
|
|
|
+ String str = HelperUtils.byteToStr(message);
|
|
|
+ byte[] wordCount = {0x00};
|
|
|
+ byte[] andXCommand = {0x00, 0x00};
|
|
|
+ byte[] response = null;
|
|
|
+ if(str.contains("IPC$") || str.contains("C$")) {
|
|
|
+ wordCount = new byte[] {0x07};
|
|
|
+ andXCommand = new byte[] {(byte) 0xff};
|
|
|
byte[] reserved = {0x00};
|
|
|
- byte[] andXOffset = {0x60, 0x01};
|
|
|
- byte[] action = {0x00, 0x00};
|
|
|
- byte[] secBlobLength;
|
|
|
- byte[] byteCount;
|
|
|
- byte[] secBlob = {(byte) 0xa1, (byte) 0x81, (byte) 0xc4};
|
|
|
- byte[] negToken = {0x30, (byte) 0x81, (byte) 0xc1, (byte) 0xa0, 0x03, 0x0a, 0x01};
|
|
|
- byte[] negResult = {0x01};
|
|
|
- byte[] negToken2 = {(byte) 0xa1, 0x0c, 0x06, 0x0a};
|
|
|
- byte[] supportedMech = {0x2b, 0x06, 0x01, 0x04, 0x01, (byte) 0x82, 0x37, 0x02, 0x02, 0x0a};
|
|
|
- byte[] negToken3 = {(byte) 0xa2, (byte) 0x81, (byte) 0xab, 0x04, (byte) 0x81, (byte) 0xa8};
|
|
|
- byte[] ntlmsspId = {0x4e, 0x54, 0x4c, 0x4d, 0x53, 0x53, 0x50, 0x00};
|
|
|
- byte[] nlmMsgType = {0x02, 0x00, 0x00, 0x00};
|
|
|
- byte[] buffer = ByteBuffer.allocate(4).putInt(serverName.length).array();
|
|
|
- byte[] targetNameLength = new byte[]{buffer[3], buffer[2]};
|
|
|
- byte[] targetNameMaxLength = new byte[]{buffer[3], buffer[2]};
|
|
|
- byte[] targetNameOffset = {0x38, 0x00, 0x00, 0x00};
|
|
|
- byte[] flags = {0x15, (byte) 0x82, (byte) 0x8a, 0x60};
|
|
|
- if(!serverVersion[0].contains("Unix")) {
|
|
|
- flags[3] = (byte) (flags[3] | 0x02);
|
|
|
- }
|
|
|
- byte[] challenge = HelperUtils.randomBytes(8);
|
|
|
- byte[] reserved2 = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
- byte[] targetInfoLength = {0x60, 0x00};
|
|
|
- byte[] targetInfoMaxLength = {0x60, 0x00};
|
|
|
- byte[] targetInfoOffset = {0x48, 0x00, 0x00, 0x00};
|
|
|
- byte[] version = null;
|
|
|
- if(serverVersion[0].contains("Windows 7") || serverVersion[0].contains("Windows Server 2008")) {
|
|
|
- version = new byte[]{0x06, 0x01, (byte) 0xb0, 0x1d, 0x00, 0x00, 0x00, 0x0f};
|
|
|
- } else if(serverVersion[0].contains("Windows 8") || serverVersion[0].contains("Windows Server 2012")) {
|
|
|
- version = new byte[]{0x06, 0x02, (byte) 0xf0, 0x23, 0x00, 0x00, 0x00, 0x0f};
|
|
|
- }
|
|
|
-
|
|
|
- byte[] attributeNBDomain = {0x02, 0x00, 0x10, 0x00};
|
|
|
-
|
|
|
- byte[] attributeNBcomputer = {0x01, 0x00, 0x10, 0x00};
|
|
|
-
|
|
|
- byte[] attributeDNSDomain = {0x04, 0x00, 0x10, 0x00};
|
|
|
-
|
|
|
- byte[] attributeDNScomputer = {0x03, 0x00, 0x10, 0x00};
|
|
|
-
|
|
|
- byte[] attributeTimeStamp = {0x07, 0x00, 0x08, 0x00};
|
|
|
- byte[] timeStamp = getTimeInBytes();
|
|
|
- byte[] attributeEnd = {0x00, 0x00, 0x00, 0x00};
|
|
|
- secBlob = HelperUtils.concat(secBlob, negToken, negResult, negToken2, supportedMech, negToken3,
|
|
|
- ntlmsspId, nlmMsgType, targetNameLength, targetNameMaxLength, targetNameOffset,
|
|
|
- flags, challenge, reserved2, targetInfoLength, targetInfoMaxLength, targetInfoOffset,
|
|
|
- version, serverName, attributeNBDomain, serverName, attributeNBcomputer, serverName,
|
|
|
- attributeDNSDomain, serverName, attributeDNScomputer, serverName, attributeTimeStamp,
|
|
|
- timeStamp, attributeEnd);
|
|
|
- byte[] nativOS = HelperUtils.fillWithZeroExtended(serverVersion[0].getBytes());
|
|
|
- byte[] nativLanMngr = HelperUtils.fillWithZeroExtended(serverVersion[1].getBytes());
|
|
|
-
|
|
|
- buffer = ByteBuffer.allocate(4).putInt(secBlob.length).array();
|
|
|
- secBlobLength = new byte[]{buffer[3], buffer[2]};
|
|
|
- buffer = ByteBuffer.allocate(4).putInt(secBlob.length + nativOS.length + nativLanMngr.length).array();
|
|
|
- byteCount = new byte[]{buffer[3], buffer[2]};
|
|
|
-
|
|
|
- ntStat = new byte[]{0x16, 0x00, 0x00, (byte) 0xc0};
|
|
|
- userID = new byte[]{0x00, 0x08};
|
|
|
-
|
|
|
- byte[] response = HelperUtils.concat(wordCount, andXCommand, reserved, andXOffset, action, secBlobLength,
|
|
|
- byteCount, secBlob, nativOS, nativLanMngr);
|
|
|
- return wrapNetbios(wrapHeader(response));
|
|
|
+ byte[] andXOffset = {0x38, 0x00};
|
|
|
+ byte[] optionalSupport = {0x01, 0x00};
|
|
|
+ byte[] maxShareAccess = {(byte) 0xff, (byte) 0xff, 0x1f, 0x00};
|
|
|
+ byte[] guestMaxShareAccess = {(byte) 0xff, (byte) 0xff, 0x1f, 0x00};
|
|
|
+ byte[] byteCount = {0x07, 0x00};
|
|
|
+ byte[] service = {0x49, 0x50, 0x43, 0x00};
|
|
|
+ byte[] extraParameters = {0x00, 0x00, 0x00};
|
|
|
+
|
|
|
+ treeID = new byte[]{0x00, 0x08};
|
|
|
+
|
|
|
+ response = HelperUtils.concat(wordCount, andXCommand, reserved, andXOffset, optionalSupport, maxShareAccess,
|
|
|
+ guestMaxShareAccess, byteCount, service, extraParameters);
|
|
|
+ } else if(str.contains("ADMIN$")) {
|
|
|
+ ntStat = new byte[] {0x22, 0x00, 0x00, (byte) 0xc0};
|
|
|
+ response = HelperUtils.concat(wordCount, andXCommand);
|
|
|
+ } else {
|
|
|
+ ntStat = new byte[] {(byte) 0xcc, 0x00, 0x00, (byte) 0xc0};
|
|
|
+ response = HelperUtils.concat(wordCount, andXCommand);
|
|
|
}
|
|
|
|
|
|
-
|
|
|
- * Builds the session setup packet for authentication required
|
|
|
- * @return session setup authentication packet
|
|
|
- */
|
|
|
- private byte[] getSetupAuth() {
|
|
|
- byte[] wordCount = {0x04};
|
|
|
- byte[] andXCommand = {(byte) 0xff};
|
|
|
- byte[] reserved = {0x00};
|
|
|
- byte[] andXOffset = {(byte) 0xa2, 0x00};
|
|
|
- byte[] action = {0x01, 0x00};
|
|
|
- byte[] secBlobLength;
|
|
|
- byte[] byteCount;
|
|
|
- byte[] secBlob = {(byte) 0xa1, 0x07, 0x30, 0x05, (byte) 0xa0, 0x03, 0x0a, 0x01, 0x00};
|
|
|
- byte[] nativOS = HelperUtils.fillWithZeroExtended(serverVersion[0].getBytes());
|
|
|
- byte[] nativLanMngr = HelperUtils.fillWithZeroExtended(serverVersion[1].getBytes());
|
|
|
+ return new Packet(wrapNetbios(wrapHeader(response)));
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ * Builds the nt create packet
|
|
|
+ * @return nt create packet
|
|
|
+ */
|
|
|
+ private Packet getNTCreate() {
|
|
|
+ byte[] wordCount = {0x22};
|
|
|
+ byte[] andXCommand = {(byte) 0xff};
|
|
|
+ byte[] reserved = {0x00};
|
|
|
+ byte[] andXOffset = {0x67, 0x00};
|
|
|
+ byte[] oplockLevel = {0x00};
|
|
|
+ byte[] fid = {(byte) 0x00, 0x40};
|
|
|
+ byte[] createAction = {0x01, 0x00, 0x00, 0x00};
|
|
|
+ byte[] created = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
+ byte[] lastAccess = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
+ byte[] lastWrite = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
+ byte[] change = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
+ byte[] fileAttributes = {(byte) 0x80, 0x00, 0x00, 0x00};
|
|
|
+ byte[] allocationSize = {0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
+ byte[] endOfFile = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
+ byte[] fileType = {0x02, 0x00};
|
|
|
+ byte[] ipcState = {(byte) 0xff, 0x05};
|
|
|
+ byte[] isDirectory = {0x00};
|
|
|
+ byte[] byteCount = {0x00, 0x00};
|
|
|
+
|
|
|
+ byte[] response = HelperUtils.concat(wordCount, andXCommand, reserved, andXOffset, oplockLevel, fid,
|
|
|
+ createAction, created, lastAccess, lastWrite, change, fileAttributes, allocationSize,
|
|
|
+ endOfFile, fileType, ipcState, isDirectory, byteCount);
|
|
|
+ return new Packet(wrapNetbios(wrapHeader(response)));
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ * Builds the trans packet
|
|
|
+ * @return trans packet
|
|
|
+ */
|
|
|
+ private Packet getTrans() {
|
|
|
+ byte[] transSub = getTransSub();
|
|
|
+ byte[] response = null;
|
|
|
+ if(transSub[0] == 0x00 && transSub[1] == 0x0b) {
|
|
|
+ byte[] wordCount = {0x0a};
|
|
|
+ byte[] totalParamCount = {0x00,0x00};
|
|
|
+ byte[] totalDataCount = {0x44,0x00};
|
|
|
+ byte[] reserved = {0x00, 0x00};
|
|
|
+ byte[] paramCount = {0x00, 0x00};
|
|
|
+ byte[] paramOffset = {0x38, 0x00};
|
|
|
+ byte[] paramDisplace = {0x00, 0x00};
|
|
|
+ byte[] dataCount = {0x44, 0x00};
|
|
|
+ byte[] dataOffset = {0x38, 0x00};
|
|
|
+ byte[] dataDisplace = {0x00, 0x00};
|
|
|
+ byte[] setupCount = {0x00};
|
|
|
+ byte[] reserved2 = {0x00};
|
|
|
+ byte[] byteCount = {0x45, 0x00};
|
|
|
+ byte[] padding = {0x00};
|
|
|
|
|
|
- byte[] buffer = ByteBuffer.allocate(4).putInt(secBlob.length).array();
|
|
|
- secBlobLength = new byte[]{buffer[3], buffer[2]};
|
|
|
- buffer = ByteBuffer.allocate(4).putInt(secBlob.length + nativOS.length + nativLanMngr.length).array();
|
|
|
- byteCount = new byte[]{buffer[3], buffer[2]};
|
|
|
+ byte[] dcerpc = getDceRpc(transSub, 0);
|
|
|
|
|
|
- byte[] response = HelperUtils.concat(wordCount, andXCommand, reserved, andXOffset, action, secBlobLength,
|
|
|
- byteCount, secBlob, nativOS, nativLanMngr);
|
|
|
- return wrapNetbios(wrapHeader(response));
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- * Builds the tree connect packet
|
|
|
- * @return tree connect packet
|
|
|
- */
|
|
|
- private Packet getTreeCon() {
|
|
|
- String str = toString();
|
|
|
- byte[] wordCount = {0x00};
|
|
|
- byte[] andXCommand = {0x00, 0x00};
|
|
|
- byte[] response = null;
|
|
|
- if(str.contains("IPC$") || str.contains("C$")) {
|
|
|
- wordCount = new byte[] {0x07};
|
|
|
- andXCommand = new byte[] {(byte) 0xff};
|
|
|
- byte[] reserved = {0x00};
|
|
|
- byte[] andXOffset = {0x38, 0x00};
|
|
|
- byte[] optionalSupport = {0x01, 0x00};
|
|
|
- byte[] maxShareAccess = {(byte) 0xff, (byte) 0xff, 0x1f, 0x00};
|
|
|
- byte[] guestMaxShareAccess = {(byte) 0xff, (byte) 0xff, 0x1f, 0x00};
|
|
|
- byte[] byteCount = {0x07, 0x00};
|
|
|
- byte[] service = {0x49, 0x50, 0x43, 0x00};
|
|
|
- byte[] extraParameters = {0x00, 0x00, 0x00};
|
|
|
+ response = HelperUtils.concat(wordCount, totalParamCount, totalDataCount, reserved, paramCount, paramOffset,
|
|
|
+ paramDisplace, dataCount, dataOffset, dataDisplace, setupCount, reserved2, byteCount, padding, dcerpc);
|
|
|
|
|
|
- treeID = new byte[]{0x00, 0x08};
|
|
|
-
|
|
|
- response = HelperUtils.concat(wordCount, andXCommand, reserved, andXOffset, optionalSupport, maxShareAccess,
|
|
|
- guestMaxShareAccess, byteCount, service, extraParameters);
|
|
|
- } else if(str.contains("ADMIN$")) {
|
|
|
- ntStat = new byte[] {0x22, 0x00, 0x00, (byte) 0xc0};
|
|
|
- response = HelperUtils.concat(wordCount, andXCommand);
|
|
|
- } else {
|
|
|
- ntStat = new byte[] {(byte) 0xcc, 0x00, 0x00, (byte) 0xc0};
|
|
|
- response = HelperUtils.concat(wordCount, andXCommand);
|
|
|
- }
|
|
|
+ } else if(transSub[0] == 0x00 && transSub[1] == 0x00) {
|
|
|
+ byte[] wordCount = {0x0a};
|
|
|
+ byte[] totalParamCount = {0x00, 0x00};
|
|
|
+ byte[] totalDataCount = {0x20, 0x01};
|
|
|
+ byte[] reserved = {0x00, 0x00};
|
|
|
+ byte[] paramCount = {0x00, 0x00};
|
|
|
+ byte[] paramOffset = {0x38, 0x00};
|
|
|
+ byte[] paramDisplace = {0x00, 0x00};
|
|
|
+ byte[] dataCount = {0x20, 0x01};
|
|
|
+ byte[] dataOffset = {0x38, 0x00};
|
|
|
+ byte[] dataDisplace = {0x00, 0x00};
|
|
|
+ byte[] setupCount = {0x00};
|
|
|
+ byte[] reserved2 = {0x00};
|
|
|
+ byte[] byteCount = new byte[2];
|
|
|
+ byte[] padding = {0x00};
|
|
|
|
|
|
- return new Packet(wrapNetbios(wrapHeader(response)));
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- * Builds the nt create packet
|
|
|
- * @return nt create packet
|
|
|
- */
|
|
|
- private Packet getNTCreate() {
|
|
|
- byte[] wordCount = {0x22};
|
|
|
- byte[] andXCommand = {(byte) 0xff};
|
|
|
- byte[] reserved = {0x00};
|
|
|
- byte[] andXOffset = {0x67, 0x00};
|
|
|
- byte[] oplockLevel = {0x00};
|
|
|
- byte[] fid = {(byte) 0x00, 0x40};
|
|
|
- byte[] createAction = {0x01, 0x00, 0x00, 0x00};
|
|
|
- byte[] created = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
- byte[] lastAccess = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
- byte[] lastWrite = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
- byte[] change = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
- byte[] fileAttributes = {(byte) 0x80, 0x00, 0x00, 0x00};
|
|
|
- byte[] allocationSize = {0x00, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
- byte[] endOfFile = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
|
|
|
- byte[] fileType = {0x02, 0x00};
|
|
|
- byte[] ipcState = {(byte) 0xff, 0x05};
|
|
|
- byte[] isDirectory = {0x00};
|
|
|
- byte[] byteCount = {0x00, 0x00};
|
|
|
+ byte[] dcerpc = new byte[24];
|
|
|
|
|
|
- byte[] response = HelperUtils.concat(wordCount, andXCommand, reserved, andXOffset, oplockLevel, fid,
|
|
|
- createAction, created, lastAccess, lastWrite, change, fileAttributes, allocationSize,
|
|
|
- endOfFile, fileType, ipcState, isDirectory, byteCount);
|
|
|
- return new Packet(wrapNetbios(wrapHeader(response)));
|
|
|
- }
|
|
|
-
|
|
|
-
|
|
|
- * Builds the trans packet
|
|
|
- * @return trans packet
|
|
|
- */
|
|
|
- private Packet getTrans() {
|
|
|
- byte[] transSub = getTransSub();
|
|
|
- byte[] response = null;
|
|
|
- if(transSub[0] == 0x00 && transSub[1] == 0x0b) {
|
|
|
- byte[] wordCount = {0x0a};
|
|
|
- byte[] totalParamCount = {0x00,0x00};
|
|
|
- byte[] totalDataCount = {0x44,0x00};
|
|
|
- byte[] reserved = {0x00, 0x00};
|
|
|
- byte[] paramCount = {0x00, 0x00};
|
|
|
- byte[] paramOffset = {0x38, 0x00};
|
|
|
- byte[] paramDisplace = {0x00, 0x00};
|
|
|
- byte[] dataCount = {0x44, 0x00};
|
|
|
- byte[] dataOffset = {0x38, 0x00};
|
|
|
- byte[] dataDisplace = {0x00, 0x00};
|
|
|
- byte[] setupCount = {0x00};
|
|
|
- byte[] reserved2 = {0x00};
|
|
|
- byte[] byteCount = {0x45, 0x00};
|
|
|
- byte[] padding = {0x00};
|
|
|
-
|
|
|
- byte[] dcerpc = getDceRpc(transSub, 0);
|
|
|
-
|
|
|
- response = HelperUtils.concat(wordCount, totalParamCount, totalDataCount, reserved, paramCount, paramOffset,
|
|
|
- paramDisplace, dataCount, dataOffset, dataDisplace, setupCount, reserved2, byteCount, padding, dcerpc);
|
|
|
-
|
|
|
- } else if(transSub[0] == 0x00 && transSub[1] == 0x00) {
|
|
|
- byte[] wordCount = {0x0a};
|
|
|
- byte[] totalParamCount = {0x00, 0x00};
|
|
|
- byte[] totalDataCount = {0x20, 0x01};
|
|
|
- byte[] reserved = {0x00, 0x00};
|
|
|
- byte[] paramCount = {0x00, 0x00};
|
|
|
- byte[] paramOffset = {0x38, 0x00};
|
|
|
- byte[] paramDisplace = {0x00, 0x00};
|
|
|
- byte[] dataCount = {0x20, 0x01};
|
|
|
- byte[] dataOffset = {0x38, 0x00};
|
|
|
- byte[] dataDisplace = {0x00, 0x00};
|
|
|
- byte[] setupCount = {0x00};
|
|
|
- byte[] reserved2 = {0x00};
|
|
|
- byte[] byteCount = new byte[2];
|
|
|
- byte[] padding = {0x00};
|
|
|
-
|
|
|
- byte[] dcerpc = new byte[24];
|
|
|
-
|
|
|
- byte[] levelPointer = {0x01, 0x00, 0x00, 0x00};
|
|
|
- byte[] ctr = {0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00};
|
|
|
- byte[] ctr1 = {0x03, 0x00, 0x00, 0x00, 0x04, 0x00, 0x02, 0x00, 0x03, 0x00, 0x00, 0x00};
|
|
|
- byte[] array1Pointer = {0x08, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, (byte) 0x80, 0x0c, 0x00, 0x02, 0x00};
|
|
|
- byte[] array2Pointer = {0x10, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, (byte) 0x80, 0x14, 0x00, 0x02, 0x00};
|
|
|
- byte[] array3Pointer = {0x18, 0x00, 0x02, 0x00, 0x03, 0x00, 0x00, (byte) 0x80, 0x1c, 0x00, 0x02, 0x00};
|
|
|
- byte[] array1 = {0x07, 0x00,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, 0x41, 0x00, 0x44, 0x00, 0x4d, 0x00,
|
|
|
- 0x49, 0x00, 0x4e, 0x00, 0x24, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0d, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
- 0x00, 0x00, 0x0d, 0x00, 0x00, 0x00, 0x52, 0x00, 0x65, 0x00, 0x6d, 0x00, 0x6f, 0x00, 0x74, 0x00,
|
|
|
- 0x65, 0x00, 0x20, 0x00, 0x41, 0x00, 0x64, 0x00, 0x6d, 0x00, 0x69, 0x00, 0x6e, 0x00, 0x00, 0x00};
|
|
|
- byte[] array2 = {0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x43, 0x00,
|
|
|
- 0x24, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0e, 0x00,
|
|
|
- 0x00, 0x00, 0x44, 0x00, 0x65, 0x00, 0x66, 0x00, 0x61, 0x00, 0x75, 0x00, 0x6c, 0x00, 0x74, 0x00,
|
|
|
- 0x20, 0x00, 0x73, 0x00, 0x68, 0x00, 0x61, 0x00, 0x72, 0x00, 0x65, 0x00};
|
|
|
- byte[] array3 = {0x00, 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05, 0x00,
|
|
|
- 0x00, 0x00, 0x49, 0x00, 0x50, 0x00, 0x43, 0x00, 0x24, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0b, 0x00,
|
|
|
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x52, 0x00, 0x65, 0x00, 0x6d, 0x00,
|
|
|
- 0x6f, 0x00, 0x74, 0x00, 0x65, 0x00, 0x20, 0x00, 0x49, 0x00, 0x50, 0x00, 0x43, 0x00, 0x00, 0x00};
|
|
|
- byte[] totalEntries = {0x00, 0x00, 0x03, 0x00, 0x00, 0x00};
|
|
|
- byte[] referentID = {0x20, 0x00, 0x02, 0x00};
|
|
|
- byte[] resumeHandle = {0x00, 0x00, 0x00, 0x00};
|
|
|
- byte[] windowsError = {0x00, 0x00, 0x00, 0x00};
|
|
|
- int tmp = padding.length + dcerpc.length + levelPointer.length + ctr.length + ctr1.length
|
|
|
- + array1Pointer.length + array2Pointer.length + array3Pointer.length + array1.length
|
|
|
- + array2.length + array3.length + totalEntries.length + referentID.length + resumeHandle.length
|
|
|
- + windowsError.length;
|
|
|
- byte[] tmp2 = ByteBuffer.allocate(4).putInt(tmp).array();
|
|
|
- byteCount = new byte[] {tmp2[3], tmp2[2]};
|
|
|
- dcerpc = getDceRpc(transSub, tmp-1);
|
|
|
+ byte[] levelPointer = {0x01, 0x00, 0x00, 0x00};
|
|
|
+ byte[] ctr = {0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00};
|
|
|
+ byte[] ctr1 = {0x03, 0x00, 0x00, 0x00, 0x04, 0x00, 0x02, 0x00, 0x03, 0x00, 0x00, 0x00};
|
|
|
+ byte[] array1Pointer = {0x08, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, (byte) 0x80, 0x0c, 0x00, 0x02, 0x00};
|
|
|
+ byte[] array2Pointer = {0x10, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, (byte) 0x80, 0x14, 0x00, 0x02, 0x00};
|
|
|
+ byte[] array3Pointer = {0x18, 0x00, 0x02, 0x00, 0x03, 0x00, 0x00, (byte) 0x80, 0x1c, 0x00, 0x02, 0x00};
|
|
|
+ byte[] array1 = {0x07, 0x00,0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, 0x41, 0x00, 0x44, 0x00, 0x4d, 0x00,
|
|
|
+ 0x49, 0x00, 0x4e, 0x00, 0x24, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0d, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
|
+ 0x00, 0x00, 0x0d, 0x00, 0x00, 0x00, 0x52, 0x00, 0x65, 0x00, 0x6d, 0x00, 0x6f, 0x00, 0x74, 0x00,
|
|
|
+ 0x65, 0x00, 0x20, 0x00, 0x41, 0x00, 0x64, 0x00, 0x6d, 0x00, 0x69, 0x00, 0x6e, 0x00, 0x00, 0x00};
|
|
|
+ byte[] array2 = {0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x43, 0x00,
|
|
|
+ 0x24, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0e, 0x00,
|
|
|
+ 0x00, 0x00, 0x44, 0x00, 0x65, 0x00, 0x66, 0x00, 0x61, 0x00, 0x75, 0x00, 0x6c, 0x00, 0x74, 0x00,
|
|
|
+ 0x20, 0x00, 0x73, 0x00, 0x68, 0x00, 0x61, 0x00, 0x72, 0x00, 0x65, 0x00};
|
|
|
+ byte[] array3 = {0x00, 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05, 0x00,
|
|
|
+ 0x00, 0x00, 0x49, 0x00, 0x50, 0x00, 0x43, 0x00, 0x24, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0b, 0x00,
|
|
|
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0b, 0x00, 0x00, 0x00, 0x52, 0x00, 0x65, 0x00, 0x6d, 0x00,
|
|
|
+ 0x6f, 0x00, 0x74, 0x00, 0x65, 0x00, 0x20, 0x00, 0x49, 0x00, 0x50, 0x00, 0x43, 0x00, 0x00, 0x00};
|
|
|
+ byte[] totalEntries = {0x00, 0x00, 0x03, 0x00, 0x00, 0x00};
|
|
|
+ byte[] referentID = {0x20, 0x00, 0x02, 0x00};
|
|
|
+ byte[] resumeHandle = {0x00, 0x00, 0x00, 0x00};
|
|
|
+ byte[] windowsError = {0x00, 0x00, 0x00, 0x00};
|
|
|
+ int tmp = padding.length + dcerpc.length + levelPointer.length + ctr.length + ctr1.length
|
|
|
+ + array1Pointer.length + array2Pointer.length + array3Pointer.length + array1.length
|
|
|
+ + array2.length + array3.length + totalEntries.length + referentID.length + resumeHandle.length
|
|
|
+ + windowsError.length;
|
|
|
+ byte[] tmp2 = ByteBuffer.allocate(4).putInt(tmp).array();
|
|
|
+ byteCount = new byte[] {tmp2[3], tmp2[2]};
|
|
|
+ dcerpc = getDceRpc(transSub, tmp-1);
|
|
|
|
|
|
- response = HelperUtils.concat(wordCount, totalParamCount, totalDataCount, reserved, paramCount, paramOffset,
|
|
|
- paramDisplace, dataCount, dataOffset, dataDisplace, setupCount, reserved2, byteCount, padding, dcerpc,
|
|
|
- levelPointer, ctr, ctr1, array1Pointer, array2Pointer, array3Pointer,
|
|
|
- array1, array2, array3, totalEntries, referentID, resumeHandle, windowsError);
|
|
|
-
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- return new Packet(wrapNetbios(wrapHeader(response)));
|
|
|
+ response = HelperUtils.concat(wordCount, totalParamCount, totalDataCount, reserved, paramCount, paramOffset,
|
|
|
+ paramDisplace, dataCount, dataOffset, dataDisplace, setupCount, reserved2, byteCount, padding, dcerpc,
|
|
|
+ levelPointer, ctr, ctr1, array1Pointer, array2Pointer, array3Pointer,
|
|
|
+ array1, array2, array3, totalEntries, referentID, resumeHandle, windowsError);
|
|
|
}
|
|
|
-
|
|
|
-
|
|
|
- * Builds the DCERPC packet
|
|
|
- * @return DCERPC packet
|
|
|
- */
|
|
|
- private byte[] getDceRpc(byte[] transSub, int length) {
|
|
|
- byte[] majorVersion = {0x05};
|
|
|
- byte[] minorVersion = {0x00};
|
|
|
- byte[] packetType = null;
|
|
|
- byte[] packetFlags = {0x03};
|
|
|
- byte[] dataRepres = {0x10, 0x00, 0x00, 0x00};
|
|
|
- byte[] fragLength = null;
|
|
|
- byte[] authLength = {0x00, 0x00};
|
|
|
- byte[] callID = null;
|
|
|
- byte[] response = null;
|
|
|
|
|
|
- if(transSub[0] == 0x00 && transSub[1] == 0x0b) {
|
|
|
- packetType = new byte[]{0x0c};
|
|
|
- fragLength = new byte[]{0x44, 0x00};
|
|
|
- callID = new byte[]{0x01, 0x00, 0x00, 0x00};
|
|
|
- byte[] maxXmitFrag = {(byte) 0xb8, 0x10};
|
|
|
- byte[] maxRecvFrag = {(byte) 0xb8, 0x10};
|
|
|
- byte[] assocGroup = {0x4a, 0x41, 0x00, 0x00};
|
|
|
- byte[] scndryAddrLen = {0x0d, 0x00};
|
|
|
- byte[] scndryAddr = {0x5c, 0x50, 0x49, 0x50, 0x45, 0x5c, 0x73, 0x72,
|
|
|
- 0x76, 0x73, 0x76, 0x63, 0x00, 0x00};
|
|
|
- byte[] numResults = {0x01, 0x00, 0x00, 0x00};
|
|
|
- byte[] ctxItem = {0x00, 0x00, 0x00, 0x00, 0x04, 0x5d, (byte) 0x88, (byte) 0x8a,
|
|
|
- (byte) 0xeb, 0x1c, (byte) 0xc9, 0x11, (byte) 0x9f, (byte) 0xe8,
|
|
|
- 0x08, 0x00, 0x2b, 0x10, 0x48, 0x60, 0x02, 0x00, 0x00, 0x00};
|
|
|
-
|
|
|
- response = HelperUtils.concat(majorVersion, minorVersion, packetType, packetFlags, dataRepres,fragLength,
|
|
|
- authLength, callID, maxXmitFrag, maxRecvFrag, assocGroup, scndryAddrLen, scndryAddr, numResults, ctxItem);
|
|
|
- } else if(transSub[0] == 0x00 && transSub[1] == 0x00) {
|
|
|
- packetType = new byte[]{0x02};
|
|
|
- byte[] tmp = ByteBuffer.allocate(4).putInt(length).array();
|
|
|
- fragLength = new byte[]{tmp[3], tmp[2]};
|
|
|
- callID = new byte[]{0x02, 0x00, 0x00, 0x00};
|
|
|
- tmp = ByteBuffer.allocate(4).putInt(length-24).array();
|
|
|
- byte[] allocHint = new byte[]{tmp[3], tmp[2], tmp[1], tmp[0]};
|
|
|
- byte[] contextID = {0x00, 0x00};
|
|
|
- byte[] cancelCount = {0x00, 0x00};
|
|
|
-
|
|
|
- response = HelperUtils.concat(majorVersion, minorVersion, packetType, packetFlags, dataRepres,fragLength,
|
|
|
- authLength, callID, allocHint, contextID, cancelCount);
|
|
|
- }
|
|
|
- return response;
|
|
|
- }
|
|
|
+ return new Packet(wrapNetbios(wrapHeader(response)));
|
|
|
+ }
|
|
|
|
|
|
-
|
|
|
- * Builds the close packet
|
|
|
- * @return close packet
|
|
|
- */
|
|
|
- private Packet getClose() {
|
|
|
- byte[] wordCount = {0x00};
|
|
|
- byte[] byteCount = {0x00, 0x00};
|
|
|
+
|
|
|
+ * Builds the DCERPC packet
|
|
|
+ * @return DCERPC packet
|
|
|
+ */
|
|
|
+ private byte[] getDceRpc(byte[] transSub, int length) {
|
|
|
+ byte[] majorVersion = {0x05};
|
|
|
+ byte[] minorVersion = {0x00};
|
|
|
+ byte[] packetType = null;
|
|
|
+ byte[] packetFlags = {0x03};
|
|
|
+ byte[] dataRepres = {0x10, 0x00, 0x00, 0x00};
|
|
|
+ byte[] fragLength = null;
|
|
|
+ byte[] authLength = {0x00, 0x00};
|
|
|
+ byte[] callID = null;
|
|
|
+ byte[] response = null;
|
|
|
|
|
|
- smbCommand = new byte[]{0x04};
|
|
|
+ if(transSub[0] == 0x00 && transSub[1] == 0x0b) {
|
|
|
+ packetType = new byte[]{0x0c};
|
|
|
+ fragLength = new byte[]{0x44, 0x00};
|
|
|
+ callID = new byte[]{0x01, 0x00, 0x00, 0x00};
|
|
|
+ byte[] maxXmitFrag = {(byte) 0xb8, 0x10};
|
|
|
+ byte[] maxRecvFrag = {(byte) 0xb8, 0x10};
|
|
|
+ byte[] assocGroup = {0x4a, 0x41, 0x00, 0x00};
|
|
|
+ byte[] scndryAddrLen = {0x0d, 0x00};
|
|
|
+ byte[] scndryAddr = {0x5c, 0x50, 0x49, 0x50, 0x45, 0x5c, 0x73, 0x72,
|
|
|
+ 0x76, 0x73, 0x76, 0x63, 0x00, 0x00};
|
|
|
+ byte[] numResults = {0x01, 0x00, 0x00, 0x00};
|
|
|
+ byte[] ctxItem = {0x00, 0x00, 0x00, 0x00, 0x04, 0x5d, (byte) 0x88, (byte) 0x8a,
|
|
|
+ (byte) 0xeb, 0x1c, (byte) 0xc9, 0x11, (byte) 0x9f, (byte) 0xe8,
|
|
|
+ 0x08, 0x00, 0x2b, 0x10, 0x48, 0x60, 0x02, 0x00, 0x00, 0x00};
|
|
|
|
|
|
- byte[] response = HelperUtils.concat(wordCount, byteCount);
|
|
|
+ response = HelperUtils.concat(majorVersion, minorVersion, packetType, packetFlags, dataRepres,fragLength,
|
|
|
+ authLength, callID, maxXmitFrag, maxRecvFrag, assocGroup, scndryAddrLen, scndryAddr, numResults, ctxItem);
|
|
|
+ } else if(transSub[0] == 0x00 && transSub[1] == 0x00) {
|
|
|
+ packetType = new byte[]{0x02};
|
|
|
+ byte[] tmp = ByteBuffer.allocate(4).putInt(length).array();
|
|
|
+ fragLength = new byte[]{tmp[3], tmp[2]};
|
|
|
+ callID = new byte[]{0x02, 0x00, 0x00, 0x00};
|
|
|
+ tmp = ByteBuffer.allocate(4).putInt(length-24).array();
|
|
|
+ byte[] allocHint = new byte[]{tmp[3], tmp[2], tmp[1], tmp[0]};
|
|
|
+ byte[] contextID = {0x00, 0x00};
|
|
|
+ byte[] cancelCount = {0x00, 0x00};
|
|
|
|
|
|
- return new Packet(wrapNetbios(wrapHeader(response)));
|
|
|
- }
|
|
|
+ response = HelperUtils.concat(majorVersion, minorVersion, packetType, packetFlags, dataRepres,fragLength,
|
|
|
+ authLength, callID, allocHint, contextID, cancelCount);
|
|
|
+ }
|
|
|
+ return response;
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ * Builds the close packet
|
|
|
+ * @return close packet
|
|
|
+ */
|
|
|
+ private Packet getClose() {
|
|
|
+ byte[] wordCount = {0x00};
|
|
|
+ byte[] byteCount = {0x00, 0x00};
|
|
|
|
|
|
-
|
|
|
- * Builds the tree disconnect packet
|
|
|
- * @return tree disconnect packet
|
|
|
- */
|
|
|
- private Packet getTreeDisc() {
|
|
|
- byte[] wordCount = {0x00};
|
|
|
- byte[] byteCount = {0x00, 0x00};
|
|
|
-
|
|
|
- smbCommand[0] = 0x71;
|
|
|
-
|
|
|
- byte[] response = HelperUtils.concat(wordCount, byteCount);
|
|
|
-
|
|
|
- return new Packet(wrapNetbios(wrapHeader(response)));
|
|
|
- }
|
|
|
+ smbCommand = new byte[]{0x04};
|
|
|
|
|
|
-
|
|
|
- * Builds the echo packet
|
|
|
- * @return echo packet
|
|
|
- */
|
|
|
- private Packet getEcho() {
|
|
|
- byte[] wordCount = {0x01};
|
|
|
- byte[] echoSeq = {0x01, 0x00};
|
|
|
- byte[] byteCount = {0x10, 0x00};
|
|
|
- byte[] echoData = {(byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0,
|
|
|
- (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0};
|
|
|
- byte[] response = HelperUtils.concat(wordCount, echoSeq, byteCount, echoData);
|
|
|
- return new Packet(wrapNetbios(wrapHeader(response)));
|
|
|
-
|
|
|
- }
|
|
|
+ byte[] response = HelperUtils.concat(wordCount, byteCount);
|
|
|
|
|
|
-
|
|
|
- * Builds the trans2 packet
|
|
|
- * @return trans2 packet
|
|
|
- */
|
|
|
- private Packet getTrans2() {
|
|
|
- byte[] response = null;
|
|
|
- byte[] wordCount = {0x00};
|
|
|
- byte[] andXCommand = {0x00, 0x00};
|
|
|
- ntStat = new byte[] {0x22, 0x00, 0x00, (byte) 0xc0};
|
|
|
- response = HelperUtils.concat(wordCount, andXCommand);
|
|
|
- return new Packet(wrapNetbios(wrapHeader(response)));
|
|
|
- }
|
|
|
+ return new Packet(wrapNetbios(wrapHeader(response)));
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ * Builds the tree disconnect packet
|
|
|
+ * @return tree disconnect packet
|
|
|
+ */
|
|
|
+ private Packet getTreeDisc() {
|
|
|
+ byte[] wordCount = {0x00};
|
|
|
+ byte[] byteCount = {0x00, 0x00};
|
|
|
|
|
|
-
|
|
|
- * Extracts the trans sub packet from message
|
|
|
- * @return trans sub packet
|
|
|
- */
|
|
|
- private byte[] getTransSub() {
|
|
|
- byte[] transSub = new byte[2];
|
|
|
- if(smbCommand[0] == 0x32) transSub = new byte[]{message[66], message[65]};
|
|
|
- else if(smbCommand[0] == 0x25) transSub = new byte[]{0x00, message[90]};
|
|
|
- else transSub = new byte[]{0x00, 0x00};
|
|
|
- return transSub;
|
|
|
- }
|
|
|
-
|
|
|
- public String toString() {
|
|
|
- return HelperUtils.byteToStr(message);
|
|
|
- }
|
|
|
+ smbCommand[0] = 0x71;
|
|
|
|
|
|
-
|
|
|
- * Returns the command number from the current message
|
|
|
- * @return command number
|
|
|
- */
|
|
|
- private byte getSmbCommand() {
|
|
|
- return smbCommand[0];
|
|
|
- }
|
|
|
+ byte[] response = HelperUtils.concat(wordCount, byteCount);
|
|
|
+
|
|
|
+ return new Packet(wrapNetbios(wrapHeader(response)));
|
|
|
}
|
|
|
-}
|
|
|
+
|
|
|
+
|
|
|
+ * Builds the echo packet
|
|
|
+ * @return echo packet
|
|
|
+ */
|
|
|
+ private Packet getEcho() {
|
|
|
+ byte[] wordCount = {0x01};
|
|
|
+ byte[] echoSeq = {0x01, 0x00};
|
|
|
+ byte[] byteCount = {0x10, 0x00};
|
|
|
+ byte[] echoData = {(byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0,
|
|
|
+ (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0, (byte) 0xf0};
|
|
|
+ byte[] response = HelperUtils.concat(wordCount, echoSeq, byteCount, echoData);
|
|
|
+ return new Packet(wrapNetbios(wrapHeader(response)));
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ * Builds the trans2 packet
|
|
|
+ * @return trans2 packet
|
|
|
+ */
|
|
|
+ private Packet getTrans2() {
|
|
|
+ byte[] response = null;
|
|
|
+ byte[] wordCount = {0x00};
|
|
|
+ byte[] andXCommand = {0x00, 0x00};
|
|
|
+ ntStat = new byte[] {0x22, 0x00, 0x00, (byte) 0xc0};
|
|
|
+ response = HelperUtils.concat(wordCount, andXCommand);
|
|
|
+ return new Packet(wrapNetbios(wrapHeader(response)));
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ * Extracts the trans sub packet from message
|
|
|
+ * @return trans sub packet
|
|
|
+ */
|
|
|
+ private byte[] getTransSub() {
|
|
|
+ byte[] transSub = new byte[2];
|
|
|
+ if(smbCommand[0] == 0x32) transSub = new byte[]{message[66], message[65]};
|
|
|
+ else if(smbCommand[0] == 0x25) transSub = new byte[]{0x00, message[90]};
|
|
|
+ else transSub = new byte[]{0x00, 0x00};
|
|
|
+ return transSub;
|
|
|
+ }
|
|
|
+
|
|
|
+ * Returns the command number from the current message
|
|
|
+ * @return command number
|
|
|
+ */
|
|
|
+ private byte getSmbCommand() {
|
|
|
+ return smbCommand[0];
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ private static final byte SMB_COM_CLOSE = 0x04;
|
|
|
+ private static final byte SMB_COM_TRANSACTION = 0x25;
|
|
|
+ private static final byte SMB_COM_ECHO = 0x2B;
|
|
|
+ private static final byte SMB_COM_TRANSACTION2 = 0x32;
|
|
|
+ private static final byte SMB_COM_TREE_DISCONNECT = 0x71;
|
|
|
+ private static final byte SMB_COM_NEGOTIATE = 0x72;
|
|
|
+ private static final byte SMB_COM_SESSION_SETUP_ANDX = 0x73;
|
|
|
+ private static final byte SMB_COM_TREE_CONNECT_ANDX = 0x75;
|
|
|
+ private static final byte SMB_COM_NT_CREATE_ANDX = (byte) 0xA2;
|
|
|
+
|
|
|
+}
|