Improve messaging during chopchop & fragment attacks

Bugfix when chopchop fails.
Displays aircrack's error message when chopchop fails.

For improving WEP attacks in #27
This commit is contained in:
derv82
2018-03-25 15:58:21 -04:00
parent d8da6798de
commit b0bd57b1a3
3 changed files with 77 additions and 13 deletions

View File

@@ -90,17 +90,25 @@ class Aireplay(Thread):
def get_output(self):
''' Returns stdout from aireplay process '''
return self.pid.stdout()
return self.stdout
def run(self):
self.stdout = ''
self.xor_percent = '0%'
while self.pid.poll() is None:
time.sleep(0.1)
if not os.path.exists(self.output_file): continue
# Read output file & clear output file
with open(self.output_file, "r+") as fid:
lines = fid.read()
self.stdout += lines
fid.seek(0)
fid.truncate()
if Configuration.verbose > 1 and lines.strip() != '':
from ..util.color import Color
Color.pl('\n{P} [?] aireplay output:\n %s{W}' % lines.strip().replace('\n', '\n '))
for line in lines.split("\n"):
line = line.replace("\r", "").strip()
if line == "": continue
@@ -124,33 +132,85 @@ class Aireplay(Thread):
self.status = True
elif self.attack_type == WEPAttackType.chopchop:
# Look for chopchop status. Potential output lines:
# (START) Read 178 packets...
read_re = re.compile(r"Read (\d+) packets")
matches = read_re.match(line)
if matches:
self.status = "Waiting for packet (read %s)..." % matches.group(1)
# Sent 1912 packets, current guess: 70...
sent_re = re.compile(r"Sent (\d+) packets, current guess: (\w+)...")
matches = sent_re.match(line)
if matches:
self.status = "Generating .xor (%s)... current guess: %s" % (self.xor_percent, matches.group(2))
# (DURING) Offset 52 (54% done) | xor = DE | pt = E0 | 152 frames written in 2782ms
offset_re = re.compile(r"Offset.*\(\s*(\d+%) done\)")
matches = offset_re.match(line)
if matches:
self.status = "Generating Xor (%s)" % matches.group(1)
self.xor_percent = matches.group(1)
self.status = "Generating .xor (%s)..." % matches.group(1)
# (DONE) Saving keystream in replay_dec-0516-202246.xor
saving_re = re.compile(r"Saving keystream in (.*\.xor)")
matches = saving_re.match(line)
if matches:
self.status = matches.group(1)
pass
# (ERROR) fakeauth required
if 'try running aireplay-ng in authenticated mode' in line:
self.status = 'fakeauth is required and you are not authenticated'
elif self.attack_type == WEPAttackType.fragment:
# TODO: Parse fragment output, update self.status
# Parse fragment output, update self.status
# (START) Read 178 packets...
read_re = re.compile(r"Read (\d+) packets")
matches = read_re.match(line)
if matches:
self.status = "Waiting for packet (read %s)..." % matches.group(1)
# 01:08:15 Waiting for a data packet...
if 'Waiting for a data packet' in line:
self.status = 'waiting for packet'
# Read 207 packets...
trying_re = re.compile(r"Trying to get (\d+) bytes of a keystream")
matches = trying_re.match(line)
if matches:
self.status = 'trying to get %sb of a keystream' % matches.group(1)
# 01:08:17 Sending fragmented packet
if 'Sending fragmented packet' in line:
self.status = 'sending packet'
# 01:08:37 Still nothing, trying another packet...
if 'Still nothing, trying another packet' in line:
self.status = 'sending another packet'
# XX:XX:XX Trying to get 1500 bytes of a keystream
trying_re = re.compile(r"Trying to get (\d+) bytes of a keystream")
matches = trying_re.match(line)
if matches:
self.status = 'trying to get %sb of a keystream' % matches.group(1)
# XX:XX:XX Got RELAYED packet!!
if 'Got RELAYED packet' in line:
self.status = 'got relayed packet'
# XX:XX:XX Thats our ARP packet!
if 'Thats our ARP packet' in line:
self.status = 'relayed packet was our'
# XX:XX:XX Saving keystream in fragment-0124-161129.xor
saving_re = re.compile(r"Saving keystream in (.*\.xor)")
matches = saving_re.match(line)
if matches:
self.status = 'saving keystream to %s' % saving_re.group(1)
# XX:XX:XX Now you can build a packet with packetforge-ng out of that 1500 bytes keystream
pass
else: # Replay, forged replay, etc.
# Parse Packets Sent & PacketsPerSecond. Possible output lines:
# Read 55 packets (got 0 ARP requests and 0 ACKs), sent 0 packets...(0 pps)
@@ -188,7 +248,7 @@ class Aireplay(Thread):
cmd = ["aireplay-ng"]
cmd.append("--ignore-negative-one")
if not client_mac and len(target.clients) > 0:
if client_mac is None and len(target.clients) > 0:
# Client MAC wasn't specified, but there's an associated client. Use that.
client_mac = target.clients[0].station