317 lines
16 KiB
Python
Executable File
317 lines
16 KiB
Python
Executable File
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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import logging
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import socket
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from os.path import isfile
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# from traceback import format_exc
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from threading import BoundedSemaphore
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from socket import gethostbyname
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from functools import wraps
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from cme.logger import CMEAdapter
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from cme.context import Context
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from cme.helpers.logger import write_log
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sem = BoundedSemaphore(1)
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global_failed_logins = 0
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user_failed_logins = {}
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def gethost_addrinfo(hostname):
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try:
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for res in socket.getaddrinfo(hostname, None, socket.AF_INET6,
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socket.SOCK_DGRAM, socket.IPPROTO_IP, socket.AI_CANONNAME):
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af, socktype, proto, canonname, sa = res
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except socket.gaierror:
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for res in socket.getaddrinfo(hostname, None, socket.AF_INET,
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socket.SOCK_DGRAM, socket.IPPROTO_IP, socket.AI_CANONNAME):
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af, socktype, proto, canonname, sa = res
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if canonname == '':
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return sa[0]
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return canonname
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def requires_admin(func):
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def _decorator(self, *args, **kwargs):
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if self.admin_privs is False: return
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return func(self, *args, **kwargs)
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return wraps(func)(_decorator)
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class connection(object):
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def __init__(self, args, db, host):
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self.args = args
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self.db = db
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self.hostname = host
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self.conn = None
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self.admin_privs = False
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self.logger = None
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self.password = ''
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self.username = ''
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self.kerberos = True if self.args.kerberos or self.args.use_kcache else False
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self.aesKey = None if not self.args.aesKey else self.args.aesKey
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self.kdcHost = None if not self.args.kdcHost else self.args.kdcHost
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self.export = None if not self.args.export else self.args.export
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self.use_kcache = None if not self.args.use_kcache else self.args.use_kcache
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self.failed_logins = 0
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self.local_ip = None
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try:
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self.host = gethost_addrinfo(self.hostname)
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if self.args.kerberos:
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self.host = self.hostname
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except Exception as e:
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logging.debug('Error resolving hostname {}: {}'.format(self.hostname, e))
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return
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self.proto_flow()
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@staticmethod
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def proto_args(std_parser, module_parser):
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return
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def proto_logger(self):
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pass
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def enum_host_info(self):
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return
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def print_host_info(info):
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return
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def create_conn_obj(self):
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return
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def check_if_admin(self):
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return
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def kerberos_login(self):
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return
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def plaintext_login(self, domain, username, password):
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return
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def hash_login(self, domain, username, ntlm_hash):
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return
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def proto_flow(self):
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if self.create_conn_obj():
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self.enum_host_info()
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self.proto_logger()
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if self.print_host_info():
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# because of null session
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if self.login() or (self.username == '' and self.password == ''):
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if hasattr(self.args, 'module') and self.args.module:
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self.call_modules()
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else:
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self.call_cmd_args()
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def call_cmd_args(self):
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for k, v in vars(self.args).items():
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if hasattr(self, k) and hasattr(getattr(self, k), '__call__'):
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if v is not False and v is not None:
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logging.debug('Calling {}()'.format(k))
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r = getattr(self, k)()
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if self.export:
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r2 = str(r).replace("'", '"')
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write_log(str(r2), self.export[0])
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def call_modules(self):
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module_logger = CMEAdapter(extra={
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'module': self.module.name.upper(),
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'host': self.host,
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'port': self.args.port,
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'hostname': self.hostname
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})
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context = Context(self.db, module_logger, self.args)
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context.localip = self.local_ip
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if hasattr(self.module, 'on_request') or hasattr(self.module, 'has_response'):
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self.server.connection = self
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self.server.context.localip = self.local_ip
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if hasattr(self.module, 'on_login'):
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self.module.on_login(context, self)
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if self.admin_privs and hasattr(self.module, 'on_admin_login'):
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self.module.on_admin_login(context, self)
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if (not hasattr(self.module, 'on_request') and not hasattr(self.module, 'has_response')) and hasattr(self.module, 'on_shutdown'):
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self.module.on_shutdown(context, self)
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def inc_failed_login(self, username):
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global global_failed_logins
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global user_failed_logins
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if username not in user_failed_logins.keys():
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user_failed_logins[username] = 0
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user_failed_logins[username] += 1
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global_failed_logins += 1
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self.failed_logins += 1
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def over_fail_limit(self, username):
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global global_failed_logins
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global user_failed_logins
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if global_failed_logins == self.args.gfail_limit: return True
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if self.failed_logins == self.args.fail_limit: return True
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if username in user_failed_logins.keys():
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if self.args.ufail_limit == user_failed_logins[username]: return True
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return False
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def login(self):
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for cred_id in self.args.cred_id:
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with sem:
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if cred_id.lower() == 'all':
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creds = self.db.get_credentials()
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else:
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creds = self.db.get_credentials(filterTerm=int(cred_id))
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for cred in creds:
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logging.debug(cred)
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try:
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c_id, domain, username, password, credtype, pillaged_from = cred
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if credtype and password:
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if not domain: domain = self.domain
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if self.args.local_auth:
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domain = self.domain
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elif self.args.domain:
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domain = self.args.domain
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if credtype == 'hash' and not self.over_fail_limit(username):
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if self.args.kerberos:
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if self.kerberos_login(domain, username, '', password, '', self.kdcHost, False): return True
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elif self.hash_login(domain, username, password): return True
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elif credtype == 'plaintext' and not self.over_fail_limit(username):
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if self.args.kerberos:
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if self.kerberos_login(domain, username, password, '' , '', self.kdcHost, False): return True
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elif self.plaintext_login(domain, username, password): return True
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except IndexError:
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self.logger.error("Invalid database credential ID!")
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if self.args.use_kcache:
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with sem:
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username = self.args.username[0] if len(self.args.username) else ''
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password = self.args.password[0] if len(self.args.password) else ''
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self.kerberos_login(self.domain, username, password, '', '', self.kdcHost, True)
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return True
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for user in self.args.username:
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if isfile(user):
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with open(user, 'r') as user_file:
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for usr in user_file:
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if "\\" in usr:
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tmp = usr
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usr = tmp.split('\\')[1].strip()
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self.domain = tmp.split('\\')[0]
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if hasattr(self.args, 'hash') and self.args.hash:
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with sem:
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for ntlm_hash in self.args.hash:
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if isfile(ntlm_hash):
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with open(ntlm_hash, 'r') as ntlm_hash_file:
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if self.args.no_bruteforce == False:
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for f_hash in ntlm_hash_file:
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if not self.over_fail_limit(usr.strip()):
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if self.args.kerberos:
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if self.kerberos_login(self.domain, usr.strip(), '', f_hash.strip(), '', self.kdcHost, False): return True
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elif self.hash_login(self.domain, usr.strip(), f_hash.strip()): return True
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elif self.args.no_bruteforce == True:
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user_file.seek(0) # HACK: this should really not be in the usr for loop
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for usr, f_hash in zip(user_file, ntlm_hash_file):
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if not self.over_fail_limit(usr.strip()):
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if self.args.kerberos:
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if self.kerberos_login(self.domain, usr.strip(), '', f_hash.strip(), '', self.kdcHost, False): return True
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elif self.hash_login(self.domain, usr.strip(), f_hash.strip()): return True
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else: # ntlm_hash is a string
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if not self.over_fail_limit(usr.strip()):
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if self.args.kerberos:
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if self.kerberos_login(self.domain, usr.strip(), '', ntlm_hash.strip(), '', self.kdcHost, False): return True
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elif self.hash_login(self.domain, usr.strip(), ntlm_hash.strip()): return True
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elif self.args.password:
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with sem:
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for password in self.args.password:
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if isfile(password):
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with open(password, 'r') as password_file:
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if self.args.no_bruteforce == False:
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for f_pass in password_file:
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if not self.over_fail_limit(usr.strip()):
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if hasattr(self.args, 'domain'):
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if self.args.kerberos:
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if self.kerberos_login(self.domain, usr.strip(), f_pass.strip(), '', '', self.kdcHost, False): return True
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elif self.plaintext_login(self.domain, usr.strip(), f_pass.strip()): return True
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else:
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if self.plaintext_login(usr.strip(), f_pass.strip()): return True
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elif self.args.no_bruteforce == True:
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user_file.seek(0) # HACK: this should really not be in the usr for loop
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for usr, f_pass in zip(user_file, password_file):
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if not self.over_fail_limit(usr.strip()):
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if hasattr(self.args, 'domain'):
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if self.args.kerberos:
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if self.kerberos_login(self.domain, usr.strip(), f_pass.strip(), '', '', self.kdcHost, False): return True
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elif self.plaintext_login(self.domain, usr.strip(), f_pass.strip()): return True
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else:
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if self.plaintext_login(usr.strip(), f_pass.strip()): return True
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else: # password is a string
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if not self.over_fail_limit(usr.strip()):
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if hasattr(self.args, 'domain'):
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if self.args.kerberos:
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if self.kerberos_login(self.domain, usr.strip(), password, '', '', self.kdcHost, False): return True
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elif self.plaintext_login(self.domain, usr.strip(), password): return True
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else:
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if self.plaintext_login(usr.strip(), password): return True
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else: # user is a string
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if hasattr(self.args, 'hash') and self.args.hash:
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with sem:
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for ntlm_hash in self.args.hash:
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if isfile(ntlm_hash):
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with open(ntlm_hash, 'r') as ntlm_hash_file:
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for f_hash in ntlm_hash_file:
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if not self.over_fail_limit(user):
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if self.args.kerberos:
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if self.kerberos_login(self.domain, user, '', ntlm_hash.strip(), '', self.kdcHost, False): return True
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elif self.hash_login(self.domain, user, f_hash.strip()): return True
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else: # ntlm_hash is a string
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if not self.over_fail_limit(user):
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if self.args.kerberos:
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if self.kerberos_login(self.domain, user, '', ntlm_hash.strip(), '', self.kdcHost, False): return True
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elif self.hash_login(self.domain, user, ntlm_hash.strip()): return True
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elif self.args.password:
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with sem:
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for password in self.args.password:
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if isfile(password):
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with open(password, 'r') as password_file:
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for f_pass in password_file:
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if not self.over_fail_limit(user):
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if hasattr(self.args, 'domain'):
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if self.args.kerberos:
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if self.kerberos_login(self.domain, user, f_pass.strip(), '', '', self.kdcHost, False): return True
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elif self.plaintext_login(self.domain, user, f_pass.strip()): return True
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else:
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if self.plaintext_login(user, f_pass.strip()): return True
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else: # password is a string
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if not self.over_fail_limit(user):
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if hasattr(self.args, 'domain'):
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if self.args.kerberos:
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if self.kerberos_login(self.domain, user, password, '', '', self.kdcHost, False): return True
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elif self.plaintext_login(self.domain, user, password): return True
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else:
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if self.plaintext_login(user, password): return True
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elif self.args.aesKey:
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with sem:
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for aesKey in self.args.aesKey:
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if not self.over_fail_limit(user):
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if self.kerberos_login(self.domain, user, '', '', aesKey.strip(), self.kdcHost, False): return True
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