forked from p15670423/monkey
improved local interface selection when exploiting
This commit is contained in:
itsikkes
parent
d2203b2220
commit
b3322b2541
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@ -292,7 +292,7 @@ class RdpExploiter(HostExploiter):
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LOG.info("Trying RDP logging into victim %r with user %s and password '%s'",
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host, self._config.psexec_user, password)
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LOG.info("RDP logged in to %r", host)
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LOG.info("RDP connected to %r", host)
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client_factory = CMDClientFactory(self._config.psexec_user, password, "", command)
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@ -1,4 +1,7 @@
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import os
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import sys
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import socket
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import struct
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import ntpath
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import pprint
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import logging
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@ -8,7 +11,7 @@ import monkeyfs
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from difflib import get_close_matches
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from network import local_ips
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from transport import HTTPServer
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from network.info import get_free_tcp_port
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from network.info import get_free_tcp_port, get_routes
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from network.firewall import app as firewall
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from impacket.dcerpc.v5 import transport, srvs
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from impacket.dcerpc.v5.dcom.wmi import DCERPCSessionError
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@ -369,7 +372,7 @@ class HTTPTools(object):
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local_port = get_free_tcp_port()
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if not local_ip:
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local_ip = get_close_matches(host.ip_addr, local_ips())[0]
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local_ip = get_interface_to_target(host.ip_addr)
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if not firewall.listen_allowed():
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return None, None
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@ -381,6 +384,39 @@ class HTTPTools(object):
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return "http://%s:%s/%s" % (local_ip, local_port, urllib.quote(os.path.basename(src_path))), httpd
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def get_interface_to_target(dst):
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if sys.platform == "win32":
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try:
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import dnet
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intf = dnet.intf()
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inte = intf.get_dst(dnet.addr(dst))
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return str(inte['addr']).split("/")[0]
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except ImportError:
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# dnet lib is not installed
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return get_close_matches(dst, local_ips())[0]
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else:
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# based on scapy implementation
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def atol(x):
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ip = socket.inet_aton(x)
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return struct.unpack("!I", ip)[0]
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routes = get_routes()
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dst = atol(dst)
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pathes = []
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for d, m, gw, i, a in routes:
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aa = atol(a)
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if aa == dst:
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pathes.append((0xffffffffL, ("lo", a, "0.0.0.0")))
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if (dst & m) == (d & m):
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pathes.append((m, (i, a, gw)))
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if not pathes:
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return None
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pathes.sort()
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ret = pathes[-1][1]
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return ret[1]
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def get_target_monkey(host):
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from control import ControlClient
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import platform
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@ -30,9 +30,11 @@ if sys.platform == "win32":
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network_adapters.append((add["addr"], add["netmask"]))
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return network_adapters
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else:
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import fcntl
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def get_routes():
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raise NotImplementedError()
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else:
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from fcntl import ioctl
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def get_host_subnets(only_ips=False):
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"""Get the list of Linux network adapters."""
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@ -46,7 +48,7 @@ else:
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offset2 = 32
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sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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names = array.array('B', '\0' * max_bytes)
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outbytes = struct.unpack('iL', fcntl.ioctl(
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outbytes = struct.unpack('iL', ioctl(
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sock.fileno(),
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0x8912,
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struct.pack('iL', max_bytes, names.buffer_info()[0])))[0]
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@ -54,13 +56,13 @@ else:
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for n_cnt in xrange(0, outbytes, offset2)]
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network_adapters = []
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for adapter_name in adapter_names:
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ip_address = socket.inet_ntoa(fcntl.ioctl(
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ip_address = socket.inet_ntoa(ioctl(
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sock.fileno(),
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0x8915,
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struct.pack('256s', adapter_name))[20:24])
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if ip_address.startswith('127'):
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continue
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subnet_mask = socket.inet_ntoa(fcntl.ioctl(
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subnet_mask = socket.inet_ntoa(ioctl(
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sock.fileno(),
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0x891b,
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struct.pack('256s', adapter_name))[20:24])
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@ -72,10 +74,56 @@ else:
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return network_adapters
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def local_ips():
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return get_host_subnets(only_ips=True)
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def get_routes(): # based on scapy implementation for route parsing
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LOOPBACK_NAME = "lo"
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SIOCGIFADDR = 0x8915 # get PA address
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SIOCGIFNETMASK = 0x891b # get network PA mask
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RTF_UP = 0x0001 # Route usable
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RTF_REJECT = 0x0200
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try:
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f = open("/proc/net/route", "r")
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except IOError:
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return []
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routes = []
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s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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ifreq = ioctl(s, SIOCGIFADDR, struct.pack("16s16x", LOOPBACK_NAME))
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addrfamily = struct.unpack("h", ifreq[16:18])[0]
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if addrfamily == socket.AF_INET:
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ifreq2 = ioctl(s, SIOCGIFNETMASK, struct.pack("16s16x", LOOPBACK_NAME))
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msk = socket.ntohl(struct.unpack("I", ifreq2[20:24])[0])
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dst = socket.ntohl(struct.unpack("I", ifreq[20:24])[0]) & msk
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ifaddr = socket.inet_ntoa(ifreq[20:24])
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routes.append((dst, msk, "0.0.0.0", LOOPBACK_NAME, ifaddr))
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for l in f.readlines()[1:]:
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iff, dst, gw, flags, x, x, x, msk, x, x, x = l.split()
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flags = int(flags, 16)
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if flags & RTF_UP == 0:
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continue
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if flags & RTF_REJECT:
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continue
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try:
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ifreq = ioctl(s, SIOCGIFADDR, struct.pack("16s16x", iff))
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except IOError: # interface is present in routing tables but does not have any assigned IP
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ifaddr = "0.0.0.0"
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else:
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addrfamily = struct.unpack("h", ifreq[16:18])[0]
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if addrfamily == socket.AF_INET:
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ifaddr = socket.inet_ntoa(ifreq[20:24])
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else:
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continue
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routes.append((socket.htonl(long(dst, 16)) & 0xffffffffL,
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socket.htonl(long(msk, 16)) & 0xffffffffL,
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socket.inet_ntoa(struct.pack("I", long(gw, 16))),
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iff, ifaddr))
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f.close()
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return routes
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def get_free_tcp_port(min_range=1000, max_range=65535):
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start_range = min(1, min_range)
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@ -32,7 +32,11 @@ Windows:
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type > C:\Python27\Lib\site-packages\zope\__init__.py
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7. Download and extract UPX binary to [source-path]\monkey\chaos_monkey\bin\upx.exe:
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http://upx.sourceforge.net/download/upx391w.zip
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8. Run [source-path]\monkey\chaos_monkey\build_windows.bat to build, output is in dist\monkey.exe
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8. (Optional) For some exploits to work better, install 'dnet' python library. You'll need to compile it for your OS
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or use a precompiled setup that can be found at:
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32bit: https://github.com/Kondziowy/scapy_win64/raw/master/win32/dnet-1.12.win32-py2.7.exe
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64bit: https://github.com/Kondziowy/scapy_win64/raw/master/win64/dnet-1.12.win-amd64-py2.7.exe
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9. Run [source-path]\monkey\chaos_monkey\build_windows.bat to build, output is in dist\monkey.exe
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Linux (Tested on Ubuntu 12.04):
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1. Run:
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