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167 lines (142 loc) · 5.6 KB
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#!/usr/bin/python3
# coding=utf-8
"""
OneForAll subdomain takeover module
:copyright: Copyright (c) 2019, Jing Ling. All rights reserved.
:license: GNU General Public License v3.0, see LICENSE for more details.
"""
import time
import json
from threading import Thread
from queue import Queue
import fire
from tablib import Dataset
from tqdm import tqdm
from config.log import logger
from config import settings
from common import utils
from common.module import Module
def get_fingerprint():
path = settings.data_storage_dir.joinpath('fingerprints.json')
with open(path, encoding='utf-8', errors='ignore') as file:
fingerprints = json.load(file)
return fingerprints
def get_cname(subdomain):
resolver = utils.dns_resolver()
try:
answers = resolver.query(subdomain, 'CNAME')
except Exception as e:
logger.log('TRACE', e.args)
return None
for answer in answers:
return answer.to_text() # 一个子域只有一个CNAME记录
class Takeover(Module):
"""
OneForAll subdomain takeover module
Example:
python3 takeover.py --target www.example.com --format csv run
python3 takeover.py --targets ./subdomains.txt --thread 10 run
Note:
--format rst/csv/tsv/json/yaml/html/jira/xls/xlsx/dbf/latex/ods (result format)
--path Result directory (default directory is ./results)
:param str target: One domain (target or targets must be provided)
:param str targets: File path of one domain per line
:param int thread: threads number (default 20)
:param str format: Result format (default csv)
:param str path: Result directory (default None)
"""
def __init__(self, target=None, targets=None, thread=20, path=None, format='csv'):
Module.__init__(self)
self.subdomains = set()
self.module = 'Check'
self.source = 'Takeover'
self.target = target
self.targets = targets
self.thread = thread
self.path = path
self.format = format
self.fingerprints = None
self.subdomainq = Queue()
self.cnames = list()
self.results = Dataset()
def save(self):
logger.log('DEBUG', 'Saving results')
if self.format == 'txt':
data = str(self.results)
else:
data = self.results.export(self.format)
utils.save_data(self.path, data)
def compare(self, subdomain, cname, responses):
domain_resp = self.get('http://' + subdomain, check=False)
cname_resp = self.get('http://' + cname, check=False)
if domain_resp is None or cname_resp is None:
return
for resp in responses:
if resp in domain_resp.text and resp in cname_resp.text:
logger.log('ALERT', f'{subdomain}Subdomain takeover threat found')
self.results.append([subdomain, cname])
break
def worker(self, subdomain):
cname = get_cname(subdomain)
if cname is None:
return
main_domain = utils.get_main_domain(cname)
for fingerprint in self.fingerprints:
cnames = fingerprint.get('cname')
if main_domain not in cnames:
continue
responses = fingerprint.get('response')
self.compare(subdomain, cname, responses)
def check(self):
while not self.subdomainq.empty(): # 保证域名队列遍历结束后能退出线程
subdomain = self.subdomainq.get() # 从队列中获取域名
self.worker(subdomain)
self.subdomainq.task_done()
def progress(self):
bar = tqdm()
bar.total = len(self.subdomains)
bar.desc = 'Check Progress'
bar.ncols = 80
while True:
done = bar.total - self.subdomainq.qsize()
bar.n = done
bar.update()
if done == bar.total: # 完成队列中所有子域的检查退出
break
def run(self):
start = time.time()
logger.log('INFOR', f'Start running {self.source} module')
if isinstance(self.targets, set):
self.subdomains = self.targets
else:
self.subdomains = utils.get_domains(self.target, self.targets)
self.format = utils.check_format(self.format, len(self.subdomains))
timestamp = utils.get_timestamp()
name = f'takeover_check_result_{timestamp}'
self.path = utils.check_path(self.path, name, self.format)
if self.subdomains:
logger.log('INFOR', f'Checking subdomain takeover')
self.fingerprints = get_fingerprint()
self.results.headers = ['subdomain', 'cname']
# 创建待检查的子域队列
for domain in self.subdomains:
self.subdomainq.put(domain)
# 检查线程
for _ in range(self.thread):
check_thread = Thread(target=self.check, daemon=True)
check_thread.start()
# 进度线程
progress_thread = Thread(target=self.progress, daemon=True)
progress_thread.start()
self.subdomainq.join()
self.save()
else:
logger.log('FATAL', f'Failed to obtain domain')
end = time.time()
elapse = round(end - start, 1)
logger.log('ALERT', f'{self.source} module takes {elapse} seconds, '
f'There are {len(self.results)} subdomains exists takeover')
logger.log('INFOR', f'Subdomain takeover results: {self.path}')
logger.log('INFOR', f'Finished {self.source} module')
if __name__ == '__main__':
fire.Fire(Takeover)