mirror of
https://github.com/mgeeky/Penetration-Testing-Tools.git
synced 2024-12-18 15:15:05 +01:00
466 lines
17 KiB
Python
466 lines
17 KiB
Python
#!/usr/bin/python
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#
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# Script intendend to sweep Cisco, Huawei and possibly other network devices
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# configuration files in order to extract plain and cipher passwords out of them.
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# Equipped with functionality to decrypt Cisco Type 7 passwords.
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#
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# Mariusz B., mgeeky '18-20
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#
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import re
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import os
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import sys
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import argparse
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#
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# In order to extend capabilities of this script, one can add custom entries
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# to the below dictionary. Contents are:
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# regexes = {
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# 'Technology' : {
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# 'Pattern Name' : r'pattern',
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# }
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# }
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#
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regexes = {
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'Cisco' : {
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'Enable secret' : r'enable secret \d+ \bcrypt',
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'Privileged command level password' : r'password \password',
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'Enable password' : r'enable password \password',
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'Enable password(2)' : r'enable password level \d+ \password',
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'Username/password' : r'username \name .*(?:password|secret \d) \password',
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'HSRP Authentication string' : r'standby \d+ authentication \password',
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'HSRP Authentication Text' : r'authentication text \password',
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'HSRP Authentication MD5 key-string': r'standby \d+ authentication md5 key-string \keystring',
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'OSPF Authentication string' : r'ip ospf authentication-key \password',
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'OSPF Authentication MD5 string' : r'ip ospf message-digest-key \d+ md5 \password',
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'EIGRP Key-string' : r'key-string \password',
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'BGP Neighbor Authentication' : r'neighbor (\ip) password 7 \hash',
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'AAA RADIUS Server Auth-Key' : r'server-private \ip auth-port \d+ acct-port \d+ key \d+ \hash',
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'NTP Authentication MD5 Key' : r'ntp authentication-key \d+ md5 \password \d',
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'TACACS-Server' : r'tacacs-server host \ip key \d \hash',
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'RADIUS Server Key' : r'key 7 \hash',
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'SNMP-Server User/Password' : r'snmp-server user \name [\w-]+ auth md5 0x\hash priv 0x\hash localizedkey',
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'FTP Server Username' : r'ip ftp username \name',
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'FTP Server Password' : r'ip ftp password \password',
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'ISAKMP Pre-Shared Key' : r'crypto isakmp key \password(?: address \ip)?',
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'SNMP-Server User Auth & Encr keys' : r'snmp-server user \name .* encrypted auth md5 ([0-9a-f\:]+) priv aes \d+ ([0-9a-f\:]+)',
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'PPP PAP Sent Username & Password' : r'ppp pap sent-username \name password \password',
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'AAA TACACS+/RADIUS Server Private' : r'server-private \ip key \password',
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'AAA TACACS+ Server Private' : r'tacacs-server key \password',
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'SNMP Server Community string' : r'snmp-server community \password',
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'IPSec VPN ISAKMP Pre-Shared Key' : r'pre-shared-key address \ip key \password'
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},
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'Cisco ASA' : {
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'Username and Password' : r'username \name .*password \password',
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'LDAP Login password' : r'ldap-login-password \password',
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'SNMP-Server authentication' : r'snmp-server user \name snmp-read-only-group v\d engineID \hash encrypted auth md5 ([0-9a-fA-F\:]+) priv aes 256 ([0-9a-fA-F\:]+)',
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},
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'Huawei' : {
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'VTY User interface' : r'set authentication password cipher \password',
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'Local User' : r'local-user \name password (?:cipher|irreversible-cipher) \password',
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'NTP Authentication' : r'ntp-service authentication-keyid \d+ authentication-mode (md5|hmac-sha256) (?:cipher)?\s*\password',
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'RADIUS Server Shared-Key' : r'radius-server shared-key cipher \password',
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'RADIUS Server Authorization' : r'radius-server authorization \ip shared-key cipher \password',
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'TACACS-Server Shared-Key Cipher' : r'hwtacacs-server shared-key cipher \password',
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'SNMP-Agent Authentication MD5' : r'snmp-agent [\w-]+ v\d \name authentication-mode md5 \password',
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'SNMP-Agent Authentication AES' : r'snmp-agent [\w-]+ v\d \name privacy-mode aes128 \password',
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},
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'Checkpoint gateway' : {
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'SNMP User' : r'add snmp usm user \name security-level \w+ auth-pass-phrase-hashed \hash privacy-pass-phrase-hashed \hash privacy-protocol DES',
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'Expert Password Hash' : r'set expert-password-hash \bcrypt',
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'TACACS Authentication Key' : r'add aaa tacacs-servers priority \d+ server \ip key \password',
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'User password-hash' : r'set user \name password-hash \bcrypt',
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},
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'F5 BIG-IP' : {
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'Username and password' : r'manage user table create \name -pw \password',
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'Configuration Sync Password' : r'redundancy config-sync sync-session-password set \password',
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},
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'PaloAlto Proxy' : {
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'Active Directory Auth password' : r'<bind-password>([^<]+)</bind-password>',
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'NTLM Password' : r'<ntlm-password>([^<]+)</ntlm-password>',
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'Agent User key' : r'<agent-user-override-key>([^<]+)</agent-user-override-key>',
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'User Password Hash' : r'<phash>([^<]+)</phash>',
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},
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'Others' : {
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'Other uncategorized password' : r'.* password \password.*',
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'Other uncategorized XML password' : r'password>([^<]+)<',
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'Other uncategorized authentication string' : r'.* authentication \password.*',
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'Other hash-key related' : r'.* key \hash',
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'Cisco 7 Password' : r'\cisco7',
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},
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}
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config = {
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'verbose' : False,
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'debug' : False,
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'lines' : 0,
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'format' : 'normal',
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'csv_delimiter' : ';',
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'no_others' : False,
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'filename' : False,
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'nonunique' : False,
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'output' : ''
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}
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markers = {
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'name' : r'([\w-]+|\"[\w-]+\")',
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'ip' : r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}',
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'domain' : r'(([a-zA-Z]{1})|([a-zA-Z]{1}[a-zA-Z]{1})|([a-zA-Z]{1}[0-9]{1})|([0-9]{1}[a-zA-Z]{1})|([a-zA-Z0-9][a-zA-Z0-9-_]{1,61}[a-zA-Z0-9]))\.([a-zA-Z]{2,6}|[a-zA-Z0-9-]{2,30}\.[a-zA-Z]{2,3})',
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'hash' : r'([a-fA-F0-9]{20,})',
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'bcrypt' : r'([\$\w\.\/]+)',
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'password': r'(?:(?:\d\s+)?([^\s]+))',
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'cisco7' : r'\b(?:7 ([0-9a-f]{4,}))|(?:([0-9a-f]{4,}) 7)\b',
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'keystring': r'([a-f0-9]+)',
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}
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foundCreds = set()
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maxTechnologyWidth = 0
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maxRegexpWidth = 0
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results = []
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class Logger:
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@staticmethod
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def _out(x):
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if config['debug'] or config['verbose']:
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sys.stdout.write(x + '\n')
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@staticmethod
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def dbg(x):
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if config['debug']:
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sys.stdout.write('[dbg] ' + x + '\n')
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@staticmethod
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def out(x):
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Logger._out('[.] ' + x)
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@staticmethod
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def info(x):
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Logger._out('[?] ' + x)
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@staticmethod
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def err(x):
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Logger._out('[!] ' + x)
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@staticmethod
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def fail(x):
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Logger._out('[-] ' + x)
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@staticmethod
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def ok(x):
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Logger._out('[+] ' + x)
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def processRegex(inputRegex):
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for marker in markers:
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if '\\' + marker in inputRegex:
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inputRegex = inputRegex.replace('\\' + marker, markers[marker])
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inputRegex = '^\\s*{}\\s*.*$'.format(inputRegex)
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return inputRegex
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def cisco7Decrypt(data):
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# source: https://github.com/theevilbit/ciscot7
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xlat = [
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0x64, 0x73, 0x66, 0x64, 0x3b, 0x6b, 0x66, 0x6f, 0x41, 0x2c, 0x2e,
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0x69, 0x79, 0x65, 0x77, 0x72, 0x6b, 0x6c, 0x64, 0x4a, 0x4b, 0x44,
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0x48, 0x53, 0x55, 0x42, 0x73, 0x67, 0x76, 0x63, 0x61, 0x36, 0x39,
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0x38, 0x33, 0x34, 0x6e, 0x63, 0x78, 0x76, 0x39, 0x38, 0x37, 0x33,
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0x32, 0x35, 0x34, 0x6b, 0x3b, 0x66, 0x67, 0x38, 0x37
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]
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dp = ''
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regex = re.compile(r'(^[0-9A-Fa-f]{2})([0-9A-Fa-f]+)')
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result = regex.search(data)
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try:
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if result:
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s, e = int(result.group(1)), result.group(2)
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for pos in range(0, len(e), 2):
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magic = int(e[pos] + e[pos+1], 16)
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newchar = ''
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if s <= 50:
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# xlat length is 51
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newchar = '%c' % (magic ^ xlat[s])
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s += 1
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if s == 51: s = 0
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dp += newchar
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return dp
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return ''
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except:
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return ''
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def tryToCisco7Decrypt(creds):
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if not len(creds):
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return ''
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decrypted = []
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for m in re.finditer(markers['cisco7'], creds, re.I):
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f = m.group(2) if m.group(2) != None else m.group(1)
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out = cisco7Decrypt(f)
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if out:
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decrypted.append(out)
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if len(decrypted):
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return " (decrypted cisco 7: '" + "', '".join(decrypted) + "')"
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return ''
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def matchLines(file, lines, technology):
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global foundCreds
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global results
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num = 0
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for rex in regexes[technology]:
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for idx in range(len(lines)):
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line = lines[idx].strip()
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if not config['nonunique'] and line in foundCreds:
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continue
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processedRex = processRegex(regexes[technology][rex])
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matched = re.match(processedRex, line, re.I)
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if matched:
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num += 1
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foundCreds.add(line)
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f = [x for x in matched.groups(1) if type(x) == str]
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creds = '", "'.join(f)
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creds += tryToCisco7Decrypt(line)
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results.append((
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file, technology, rex, creds
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))
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if config['lines'] != 0:
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Logger._out('\n[+] {}: {}: {}'.format(
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technology, rex, creds
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))
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if idx - config['lines'] >= 0:
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for i in range(idx - config['lines'], idx):
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Logger._out('[{:04}]\t\t{}'.format(i, lines[i]))
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Logger._out('[{:04}]==>\t{}'.format(idx, line))
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if idx + 1 + config['lines'] < len(lines):
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for i in range(idx + 1, idx + config['lines'] + 1):
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Logger._out('[{:04}]\t\t{}'.format(i, lines[i]))
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Logger.dbg('\tRegex used: [ {} ]'.format(processedRex))
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return num
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def processFile(file):
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lines = []
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Logger.info('Processing file: "{}"'.format(file))
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try:
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with open(file, 'r') as f:
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lines = [ line.strip() for line in f.readlines()]
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except Exception as e:
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Logger.err("Parsing file '{}' failed: {}.".format(file, str(e)))
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return 0
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num = 0
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for technology in regexes:
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if technology == 'Others':
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continue
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num0 = matchLines(file, lines, technology)
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num += num0
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if not config['no_others']:
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num0 = matchLines(file, lines, 'Others')
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num += num0
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return num
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def processDir(dirname):
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num = 0
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for filename in os.listdir(dirname):
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newfilename = os.path.join(dirname, filename)
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if os.path.isdir(newfilename):
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num += processDir(newfilename)
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elif os.path.isfile(newfilename):
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num += processFile(newfilename)
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return num
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def parseOptions(argv):
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parser = argparse.ArgumentParser(prog = argv[0], usage='%(prog)s [options] <file>')
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parser.add_argument('file', metavar='<file>', type=str, help='Config file or directory to process.')
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parser.add_argument('-o', '--output', help = 'Output file.')
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parser.add_argument('-H', '--with-filename', action='store_true', help = 'Print file name next to the results')
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parser.add_argument('-R', '--show-nonunique', action='store_true', help = 'Print repeated, non unique credentials found. By default only unique references are returned.')
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parser.add_argument('-C', '--lines', metavar='N', type=int, default=0, help='Display N lines around matched credential if verbose output is enabled.')
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parser.add_argument('-f', '--format', choices=['raw', 'normal', 'tabular', 'csv'], default='normal', help="Specifies output format: 'raw' (only hashes), 'tabular', 'normal', 'csv'. Default: 'normal'")
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parser.add_argument('-N', '--no-others', dest='no_others', action='store_true', help='Don\'t match "Others" category which is false-positives prone.')
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parser.add_argument('-v', '--verbose', action='store_true', default=False, help='Display verbose output.')
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parser.add_argument('-d', '--debug', action='store_true', default=False, help='Display debug output.')
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if len(argv) < 2:
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parser.print_help()
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return False
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args = parser.parse_args()
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config['verbose'] = args.verbose
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config['debug'] = args.debug
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config['lines'] = args.lines
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config['no_others'] = args.no_others
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config['filename'] = args.with_filename
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config['nonunique'] = args.show_nonunique
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config['output'] = args.output
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if args.format == 'raw':
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config['format'] = 'raw'
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elif args.format == 'tabular':
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config['format'] = 'tabular'
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elif args.format == 'csv':
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config['format'] = 'csv'
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else:
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config['format'] == 'normal'
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return args
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def printResults():
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global maxTechnologyWidth
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global maxRegexpWidth
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global results
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# CSV Columns
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cols = ['file', 'technology', 'name', 'hashes']
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if not config['nonunique']:
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results = set(results)
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def _print(file, technology, rex, creds):
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out = ''
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if config['format'] == 'tabular':
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out += '[+] {0: <{width1}} {1:^{width2}}: "{2:}"\n'.format(
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technology, rex, creds,
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width1 = maxTechnologyWidth, width2 = maxRegexpWidth
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)
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elif config['format'] == 'raw':
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credstab = creds.split('", "')
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longest = ''
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for passwd in credstab:
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if len(passwd) > len(longest):
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longest = passwd
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out += '{}\n'.format(
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passwd
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)
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elif config['format'] == 'csv':
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creds = '"{}"'.format(creds)
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rex = rex.replace(config['csv_delimiter'], ' ')
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out += config['csv_delimiter'].join([file, technology, rex, creds])
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out += '\n'
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else:
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out += '[+] {}: {}: "{}"\n'.format(
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technology, rex, creds
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)
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return out
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maxTechnologyWidth = 0
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maxRegexpWidth = 0
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for result in results:
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file, technology, rex, creds = result
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if len(technology) > maxTechnologyWidth:
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maxTechnologyWidth = len(technology)
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if len(regexes[technology][rex]) > maxRegexpWidth:
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maxRegexpWidth = len(regexes[technology][rex])
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maxTechnologyWidth = maxTechnologyWidth + 3
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maxRegexpWidth = maxRegexpWidth + 3
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outputToPrint = ''
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if config['format'] == 'normal' or config['format'] == 'tabular':
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outputToPrint += '\n=== CREDENTIALS FOUND:\n'
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elif config['format'] == 'csv':
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outputToPrint += config['csv_delimiter'].join(cols)
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outputToPrint += '\n'
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resultsPerFile = {}
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otherResultsPerFile = {}
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for result in results:
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file, technology, rex, creds = result
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if technology == 'Others':
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if file not in otherResultsPerFile.keys():
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otherResultsPerFile[file] = []
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otherResultsPerFile[file].append((technology, rex, creds))
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else:
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if file not in resultsPerFile.keys():
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resultsPerFile[file] = []
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resultsPerFile[file].append((technology, rex, creds))
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for file, _results in resultsPerFile.items():
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if config['filename'] and config['format'] in ['raw', 'normal', 'tabular']:
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outputToPrint += '\nResults from file: "{}"\n'.format(file)
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for result in _results:
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technology, rex, creds = result
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outputToPrint += _print(file, technology, rex, creds)
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if not config['no_others'] and (config['format'] == 'normal' or config['format'] == 'tabular'):
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outputToPrint += '\n\n=== BELOW LINES MAY BE FALSE POSITIVES:\n'
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for file, _results in otherResultsPerFile.items():
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if config['filename'] and config['format'] in ['raw', 'normal', 'tabular']:
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outputToPrint += '\nResults from file: "{}"\n'.format(file)
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for result in _results:
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technology, rex, creds = result
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outputToPrint += _print(file, technology, rex, creds)
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return outputToPrint
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def main(argv):
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Logger._out('''
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:: Network-configuration Credentials extraction script
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Mariusz B. / mgeeky, '18
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''')
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opts = parseOptions(argv)
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if not opts:
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Logger.err('Options parsing failed.')
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return False
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count = 0
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for technology in regexes:
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count += len(regexes[technology])
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Logger.info('Capable of matching: {} patterns containing credentials.'.format(count))
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num = 0
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if os.path.isfile(opts.file):
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num = processFile(opts.file)
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elif os.path.isdir(opts.file):
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num = processDir(opts.file)
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else:
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Logger.err('Please provide either file or directory on input.')
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return False
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out = printResults()
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if config['output']:
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Logger.info("Dumping credentials to the output file: '{}'".format(config['output']))
|
|
with open(config['output'], 'w') as f:
|
|
f.write(out)
|
|
else:
|
|
print(out)
|
|
|
|
if config['format'] == 'normal' or config['format'] == 'tabular':
|
|
print('\n[>] Found: {} credentials.'.format(num))
|
|
|
|
if __name__ == '__main__':
|
|
main(sys.argv)
|