Python 实现子域名查询与爆破

该工具第一是查询执行参数-a Search xxx.com第二是爆破-a Blast domain wordlist，工具同样可以使用DNS域名的枚举,和上面的区别就在于该方法使用了DNS迭代查询.

Web子域名查询: 该工具第一是查询执行参数-a Search xxx.com第二是爆破-a Blast domain wordlist

代码语言：javascript复制

import requests
import re,linecache,argparse

head={'user-agent':'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.98 Safari/537.36'}

def Banner():
    print("  _          ____  _                _    ")
    print(" | |   _   _/ ___|| |__   __ _ _ __| | __")
    print(" | |  | | | ___ | '_  / _` | '__| |/ /")
    print(" | |__| |_| |___) | | | | (_| | |  |   < ")
    print(" |_______, |____/|_| |_|__,_|_|  |_|_\")
    print("       |___/                             n")
    print("E-Mail: me@lyshark.com")

# 查询子域名
def SearchDomain(domain):
    url = "https://crt.sh/?q="   domain
    try:
        req = requests.get(url=url,headers=head,timeout=10)
        result = re.findall('<TD>(.*?)</TD>n    <TD><A',req.text,re.S)
        for item in result:
            print(item)
    except Exception:
        pass

def VisitWeb(prefix,domain):
    try:
        url = "https://{}.{}".format(prefix,domain)
        ret = requests.get(url=url, headers=head, timeout=1)
        if(ret.status_code == 200):
            return 1
        else:
            return 0
    except:
        return 0

# 爆破子域名
def BlastWeb(domain,wordlist):
    forlen = len(linecache.getlines(wordlist))
    fp = open(wordlist,"r ")
    for i in range(0,forlen):
        main = str(fp.readline().split()[0])
        if VisitWeb(main, domain) != 0:
            print("旁站: {}.{} 存在".format(main,domain))

if __name__ == "__main__":
    Banner()
    def RunCMD(argc, args):
        if (argc == "Search"):
            SearchDomain(args[0])
        elif (argc == "Blast"):
            SubDomain = args[0]
            WordList = args[1]
            BlastWeb(SubDomain,WordList)

    Usage = "[*] Usage : main.py -a [Search | Blast] xxx.com"
    parser = argparse.ArgumentParser(usage=Usage)
    parser.add_argument("-a",dest="RunCMD",help="查询子域名命令")
    args = parser.parse_args()
    if args.RunCMD:
        argc = args.RunCMD
        RunCMD(argc,args)
    else:
        parser.print_help()

通过DNS爆破子域名: 该工具同样可以使用DNS域名的枚举,和上面的区别就在于该方法使用了DNS迭代查询.

代码语言：javascript复制

import threading
import argparse
from queue import Queue
import dns.resolver

class BlastDNSDomain(threading.Thread):
    def __init__(self,queue,result):
        threading.Thread.__init__(self)
        self._queue = queue
        self.result = result
    def run(self):
        while not self._queue.empty():
            SubDomain = self._queue.get_nowait()
            try:
                result =dns.resolver.query(SubDomain,'A')
                if result.response.answer:
                    self.result.append(SubDomain)
                    print("[ ] {}".format(SubDomain))
            except Exception:
                pass

def Banner():
    print("  _          ____  _                _    ")
    print(" | |   _   _/ ___|| |__   __ _ _ __| | __")
    print(" | |  | | | ___ | '_  / _` | '__| |/ /")
    print(" | |__| |_| |___) | | | | (_| | |  |   < ")
    print(" |_______, |____/|_| |_|__,_|_|  |_|_\")
    print("       |___/                             n")
    print("E-Mail: me@lyshark.com")

if __name__ == "__main__":
    Banner()
    Usage = "main.py -d xxx.com -w dict.log -t 5"
    parser = OptionParser(usage=Usage)
    parser.add_argument("-d", "--domain", dest="Domain", help="Specify subdomain format")
    parser.add_argument("-w", "--wordlist", dest="WordList", help="Specify a dictionary file")
    parser.add_argument("-t", "--ThreadCount", dest="ThreadCount", help="Specify the number of execution threads")
    args = parser.parse_args()
    if args.Domain and args.WordList and args.ThreadCount:
        queue = Queue()
        result = []
        with open(args.WordList) as fp:
            for item in fp:
                queue.put(item.rstrip()   '.'   args.Domain)
                threads = []
                for item in range(int(args.ThreadCount)):
                    threads.append(BlastDNSDomain(queue, result))
                for t in threads:
                    t.start()
                for t in threads:
                    t.join()
        print("所有DNS域名: {}".format(set(result)))
    else:
        parser.print_help()

dns

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