NetExec/cme/modules/install_elevated.py

60 lines
2.6 KiB
Python

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import logging
from impacket.dcerpc.v5.scmr import DCERPCSessionError
from impacket.dcerpc.v5 import rrp
from impacket.examples.secretsdump import RemoteOperations
class CMEModule:
name = "install_elevated"
description = "Checks for AlwaysInstallElevated"
supported_protocols = ["smb"]
opsec_safe = True
multiple_hosts = True
def options(self, context, module_options):
"""
"""
def on_admin_login(self, context, connection):
try:
remote_ops = RemoteOperations(connection.conn, False)
remote_ops.enableRegistry()
try:
ans_machine = rrp.hOpenLocalMachine(remote_ops._RemoteOperations__rrp)
reg_handle = ans_machine['phKey']
ans_machine = rrp.hBaseRegOpenKey(remote_ops._RemoteOperations__rrp, reg_handle, 'SOFTWARE\\Policies\\Microsoft\\Windows\\Installer')
key_handle = ans_machine['phkResult']
data_type, aie_machine_value = rrp.hBaseRegQueryValue(remote_ops._RemoteOperations__rrp, key_handle, 'AlwaysInstallElevated')
rrp.hBaseRegCloseKey(remote_ops._RemoteOperations__rrp, key_handle)
if aie_machine_value == 0:
context.log.highlight('AlwaysInstallElevated Status: 0 (Disabled)')
return
except rrp.DCERPCSessionError:
context.log.highlight('AlwaysInstallElevated Status: 0 (Disabled)')
return
try:
ans_user = rrp.hOpenCurrentUser(remote_ops._RemoteOperations__rrp)
reg_handle = ans_user['phKey']
ans_user = rrp.hBaseRegOpenKey(remote_ops._RemoteOperations__rrp, reg_handle, 'SOFTWARE\\Policies\\Microsoft\\Windows\\Installer')
key_handle = ans_user['phkResult']
data_type, aie_user_value = rrp.hBaseRegQueryValue(remote_ops._RemoteOperations__rrp, key_handle, 'AlwaysInstallElevated')
rrp.hBaseRegCloseKey(remote_ops._RemoteOperations__rrp, key_handle)
except rrp.DCERPCSessionError:
context.log.highlight('AlwaysInstallElevated Status: 1 (Enabled: Computer Only)')
return
if aie_user_value == 0:
context.log.highlight('AlwaysInstallElevated Status: 1 (Enabled: Computer Only)')
else:
context.log.highlight('AlwaysInstallElevated Status: 1 (Enabled)')
finally:
try:
remote_ops.finish()
except DCERPCSessionError as e:
logging.debug(f"Received error while attempting to clean up logins: {e}")