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- import logging
- from random import randint, uniform
- from lea import Lea
- from Attack import BaseAttack
- from Attack.AttackParameters import Parameter as Param
- from Attack.AttackParameters import ParameterTypes
- logging.getLogger("scapy.runtime").setLevel(logging.ERROR)
- from scapy.utils import RawPcapReader
- from scapy.layers.inet import IP, Ether, TCP, RandShort
- class SalityBotnet(BaseAttack.BaseAttack):
- template_attack_pcap_path = "resources/sality_botnet.pcap"
- def __init__(self):
- """
- Creates a new instance of the Sality botnet.
- """
-
- super(SalityBotnet, self).__init__("Sality Botnet", "Injects an Sality botnet'",
- "Botnet")
-
- self.supported_params = {
- Param.MAC_SOURCE: ParameterTypes.TYPE_MAC_ADDRESS,
- Param.IP_SOURCE: ParameterTypes.TYPE_IP_ADDRESS,
- Param.INJECT_AT_TIMESTAMP: ParameterTypes.TYPE_FLOAT,
- Param.INJECT_AFTER_PACKET: ParameterTypes.TYPE_PACKET_POSITION,
- Param.PACKETS_PER_SECOND: ParameterTypes.TYPE_FLOAT
- }
- def init_params(self):
- """
- Initialize the parameters of this attack using the user supplied command line parameters.
- Use the provided statistics to calculate default parameters and to process user
- supplied queries.
- :param statistics: Reference to a statistics object.
- """
-
-
- most_used_ip_address = self.statistics.get_most_used_ip_address()
- if isinstance(most_used_ip_address, list):
- most_used_ip_address = most_used_ip_address[0]
- self.add_param_value(Param.IP_SOURCE, most_used_ip_address)
- self.add_param_value(Param.MAC_SOURCE, self.statistics.get_mac_address(most_used_ip_address))
-
- self.add_param_value(Param.INJECT_AFTER_PACKET, randint(0, self.statistics.get_packet_count()))
- self.add_param_value(Param.PACKETS_PER_SECOND,
- (self.statistics.get_pps_sent(most_used_ip_address) +
- self.statistics.get_pps_received(most_used_ip_address)) / 2)
- def generate_attack_pcap(self):
- def update_timestamp(timestamp, pps):
- """
- Calculates the next timestamp to be used based on the packet per second rate (pps) and the maximum delay.
- :return: Timestamp to be used for the next packet.
- """
-
-
- randomdelay = Lea.fromValFreqsDict({1 / pps: 70, 2 / pps: 20, 5 / pps: 7, 10 / pps: 3})
- return timestamp + uniform(1 / pps, randomdelay.random())
- def getIntervalPPS(complement_interval_pps, timestamp):
- """
- Gets the packet rate (pps) in specific time interval.
- :return: the corresponding packet rate for packet rate (pps) .
- """
- for row in complement_interval_pps:
- if timestamp <= row[0]:
- return row[1]
- return complement_interval_pps[-1][1]
-
- timestamp_next_pkt = self.get_param_value(Param.INJECT_AT_TIMESTAMP)
- pps = self.get_param_value(Param.PACKETS_PER_SECOND)
-
- complement_interval_pps = self.statistics.calculate_complement_packet_rates(pps)
-
- packets = []
- mac_source = self.get_param_value(Param.MAC_SOURCE)
- ip_source = self.get_param_value(Param.IP_SOURCE)
-
- ip_dns_server = self.statistics.process_db_query("SELECT ipAddress FROM ip_protocols WHERE protocolName='DNS' ORDER BY protocolCount DESC LIMIT 1;")
- if not ip_dns_server or ip_source == ip_dns_server:
- ip_dns_server = self.statistics.get_random_ip_address()
- mac_dns_server = self.statistics.get_mac_address(ip_dns_server)
-
- origin_mac_src = "08:00:27:e5:d7:b0"
- origin_ip_src = "10.0.2.15"
- origin_mac_dns_server = "52:54:00:12:35:02"
- origin_ip_dns_server = "10.0.2.2"
- ttl_map = {}
- ip_map = {origin_ip_src : ip_source, origin_ip_dns_server: ip_dns_server}
- mac_map = {origin_mac_src : mac_source, origin_mac_dns_server: mac_dns_server}
- path_attack_pcap = None
-
-
- exploit_raw_packets = RawPcapReader(self.template_attack_pcap_path)
- for pkt_num, pkt in enumerate(exploit_raw_packets):
- eth_frame = Ether(pkt[0])
- ip_pkt = eth_frame.payload
-
- if eth_frame.getfieldval("src") in mac_map:
- eth_frame.setfieldval("src", mac_map[eth_frame.getfieldval("src")])
- if eth_frame.getfieldval("dst") in mac_map:
- eth_frame.setfieldval("dst", mac_map[eth_frame.getfieldval("dst")])
-
- if ip_pkt.getfieldval("src") in ip_map:
- ip_pkt.setfieldval("src", ip_map[ip_pkt.getfieldval("src")])
- if ip_pkt.getfieldval("dst") in ip_map:
- ip_pkt.setfieldval("dst", ip_map[ip_pkt.getfieldval("dst")])
-
- if ip_pkt.getfieldval("ttl") not in ttl_map:
- source_ttl = self.statistics.get_most_used_ttl(ip_pkt.getfieldval("src"))
- if not source_ttl:
- source_ttl = self.statistics.process_db_query("SELECT ttlValue FROM ip_ttl ORDER BY RANDOM() LIMIT 1;")
- ttl_map[ip_pkt.getfieldval("ttl")] = source_ttl
- ip_pkt.setfieldval("ttl", ttl_map[ip_pkt.getfieldval("ttl")])
- new_pkt = (eth_frame / ip_pkt)
- new_pkt.time = timestamp_next_pkt
- pps = max(getIntervalPPS(complement_interval_pps, timestamp_next_pkt), 10)
- timestamp_next_pkt = update_timestamp(timestamp_next_pkt, pps)
- packets.append(new_pkt)
-
- self.attack_start_utime = packets[0].time
- self.attack_end_utime = packets[-1].time
- if len(packets) > 0:
- packets = sorted(packets, key=lambda pkt: pkt.time)
- path_attack_pcap = self.write_attack_pcap(packets, True, path_attack_pcap)
-
-
- return pkt_num + 1, path_attack_pcap
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