def __resolveSids(self, sids):
dce = self.__getDceBinding(self.__lsaBinding)
dce.connect()
dce.bind(lsat.MSRPC_UUID_LSAT)
resp = lsad.hLsarOpenPolicy2(dce, MAXIMUM_ALLOWED | lsat.POLICY_LOOKUP_NAMES)
policyHandle = resp['PolicyHandle']
resp = lsat.hLsarLookupSids(dce, policyHandle, sids, lsat.LSAP_LOOKUP_LEVEL.LsapLookupWksta)
names = []
for n, item in enumerate(resp['TranslatedNames']['Names']):
names.append("{}\\{}".format(resp['ReferencedDomains']['Domains'][item['DomainIndex']]['Name'].encode('utf-16-le'), item['Name']))
dce.disconnect()
return names
def __resolveSids(self, sids):
dce = self.__getDceBinding(self.__lsaBinding)
dce.connect()
dce.bind(lsat.MSRPC_UUID_LSAT)
resp = lsad.hLsarOpenPolicy2(dce, MAXIMUM_ALLOWED | lsat.POLICY_LOOKUP_NAMES)
policyHandle = resp['PolicyHandle']
resp = lsat.hLsarLookupSids(dce, policyHandle, sids, lsat.LSAP_LOOKUP_LEVEL.LsapLookupWksta)
names = []
for n, item in enumerate(resp['TranslatedNames']['Names']):
names.append("{}\\{}".format(resp['ReferencedDomains']['Domains'][item['DomainIndex']]['Name'], item['Name']))
dce.disconnect()
return names
def connect(self):
rpctransport = transport.DCERPCTransportFactory(self.stringBinding)
if len(self.hashes) > 0:
lmhash, nthash = self.hashes.split(':')
else:
lmhash = ''
nthash = ''
if hasattr(rpctransport, 'set_credentials'):
# This method exists only for selected protocol sequences.
rpctransport.set_credentials(self.username,self.password, self.domain, lmhash, nthash)
dce = rpctransport.get_dce_rpc()
dce.connect()
dce.bind(lsad.MSRPC_UUID_LSAD, transfer_syntax = self.ts)
resp = lsad.hLsarOpenPolicy2(dce, MAXIMUM_ALLOWED | lsad.POLICY_CREATE_SECRET | DELETE | lsad.POLICY_VIEW_LOCAL_INFORMATION)
return dce, rpctransport, resp['PolicyHandle']
def connect(self):
rpctransport = transport.DCERPCTransportFactory(self.stringBinding)
if len(self.hashes) > 0:
lmhash, nthash = self.hashes.split(':')
else:
lmhash = ''
nthash = ''
if hasattr(rpctransport, 'set_credentials'):
# This method exists only for selected protocol sequences.
rpctransport.set_credentials(self.username,self.password, self.domain, lmhash, nthash)
dce = rpctransport.get_dce_rpc()
dce.connect()
dce.bind(lsad.MSRPC_UUID_LSAD, transfer_syntax = self.ts)
resp = lsad.hLsarOpenPolicy2(dce, MAXIMUM_ALLOWED | lsad.POLICY_CREATE_SECRET | DELETE | lsad.POLICY_VIEW_LOCAL_INFORMATION)
return dce, rpctransport, resp['PolicyHandle']
def getForestSid(self):
logging.debug('Calling NRPC DsrGetDcNameEx()')
stringBinding = r'ncacn_np:%s[\pipe\netlogon]' % self.__kdcHost
rpctransport = transport.DCERPCTransportFactory(stringBinding)
if hasattr(rpctransport, 'set_credentials'):
rpctransport.set_credentials(self.__username,self.__password, self.__domain, self.__lmhash, self.__nthash)
dce = rpctransport.get_dce_rpc()
dce.connect()
dce.bind(MSRPC_UUID_NRPC)
resp = hDsrGetDcNameEx(dce, NULL, NULL, NULL, NULL, 0)
forestName = resp['DomainControllerInfo']['DnsForestName'][:-1]
logging.debug('DNS Forest name is %s' % forestName)
dce.disconnect()
logging.debug('Calling LSAT hLsarQueryInformationPolicy2()')
stringBinding = r'ncacn_np:%s[\pipe\lsarpc]' % forestName
rpctransport = transport.DCERPCTransportFactory(stringBinding)
if hasattr(rpctransport, 'set_credentials'):
rpctransport.set_credentials(self.__username,self.__password, self.__domain, self.__lmhash, self.__nthash)
dce = rpctransport.get_dce_rpc()
dce.connect()
dce.bind(MSRPC_UUID_LSAT)
resp = hLsarOpenPolicy2(dce, MAXIMUM_ALLOWED | POLICY_LOOKUP_NAMES)
policyHandle = resp['PolicyHandle']
resp = hLsarQueryInformationPolicy2(dce, policyHandle, POLICY_INFORMATION_CLASS.PolicyAccountDomainInformation)
dce.disconnect()
forestSid = resp['PolicyInformation']['PolicyAccountDomainInfo']['DomainSid'].formatCanonical()
logging.info("Forest SID: %s"% forestSid)
return forestSid
def get_sid(self, name):
self.log.info('[*] Looking up SID for {0}..'.format(name))
stringbinding = r'ncacn_np:{0}[\pipe\lsarpc]'.format(self.target)
logging.debug('StringBinding {0}'.format(stringbinding))
rpctransport = transport.DCERPCTransportFactory(stringbinding)
rpctransport.set_dport(self.port)
rpctransport.setRemoteHost(self.target)
if hasattr(rpctransport, 'set_credentials'):
rpctransport.set_credentials(self.username, self.password,
self.domain)
dce = rpctransport.get_dce_rpc()
dce.connect()
dce.bind(lsat.MSRPC_UUID_LSAT)
resp = lsad.hLsarOpenPolicy2(
dce, MAXIMUM_ALLOWED | lsad.POLICY_LOOKUP_NAMES)
policyHandle = resp['PolicyHandle']
resp = lsat.hLsarLookupNames(dce, policyHandle, (name, ))
self.rid = resp['TranslatedSids']['Sids'][0]['RelativeId']
dce.disconnect()
return
def rid_brute(self, maxRid=None):
entries = []
if not maxRid:
maxRid = int(self.args.rid_brute)
KNOWN_PROTOCOLS = {
135: {'bindstr': r'ncacn_ip_tcp:%s', 'set_host': False},
139: {'bindstr': r'ncacn_np:{}[\pipe\lsarpc]', 'set_host': True},
445: {'bindstr': r'ncacn_np:{}[\pipe\lsarpc]', 'set_host': True},
}
try:
stringbinding = KNOWN_PROTOCOLS[self.args.port]['bindstr'].format(self.host)
logging.debug('StringBinding {}'.format(stringbinding))
rpctransport = transport.DCERPCTransportFactory(stringbinding)
rpctransport.set_dport(self.args.port)
if KNOWN_PROTOCOLS[self.args.port]['set_host']:
rpctransport.setRemoteHost(self.host)
if hasattr(rpctransport, 'set_credentials'):
# This method exists only for selected protocol sequences.
rpctransport.set_credentials(self.username, self.password, self.domain, self.lmhash, self.nthash)
dce = rpctransport.get_dce_rpc()
dce.connect()
except Exception as e:
self.logger.error('Error creating DCERPC connection: {}'.format(e))
return entries
# Want encryption? Uncomment next line
# But make SIMULTANEOUS variable <= 100
#dce.set_auth_level(ntlm.NTLM_AUTH_PKT_PRIVACY)
# Want fragmentation? Uncomment next line
#dce.set_max_fragment_size(32)
self.logger.success('Brute forcing RIDs')
dce.bind(lsat.MSRPC_UUID_LSAT)
resp = lsad.hLsarOpenPolicy2(dce, MAXIMUM_ALLOWED | lsat.POLICY_LOOKUP_NAMES)
policyHandle = resp['PolicyHandle']
resp = lsad.hLsarQueryInformationPolicy2(dce, policyHandle, lsad.POLICY_INFORMATION_CLASS.PolicyAccountDomainInformation)
domainSid = resp['PolicyInformation']['PolicyAccountDomainInfo']['DomainSid'].formatCanonical()
soFar = 0
SIMULTANEOUS = 1000
for j in range(maxRid//SIMULTANEOUS+1):
if (maxRid - soFar) // SIMULTANEOUS == 0:
sidsToCheck = (maxRid - soFar) % SIMULTANEOUS
else:
sidsToCheck = SIMULTANEOUS
if sidsToCheck == 0:
break
sids = list()
for i in range(soFar, soFar+sidsToCheck):
sids.append(domainSid + '-%d' % i)
try:
lsat.hLsarLookupSids(dce, policyHandle, sids,lsat.LSAP_LOOKUP_LEVEL.LsapLookupWksta)
except DCERPCException as e:
if str(e).find('STATUS_NONE_MAPPED') >= 0:
soFar += SIMULTANEOUS
continue
elif str(e).find('STATUS_SOME_NOT_MAPPED') >= 0:
resp = e.get_packet()
else:
raise
for n, item in enumerate(resp['TranslatedNames']['Names']):
if item['Use'] != SID_NAME_USE.SidTypeUnknown:
rid = soFar + n
domain = resp['ReferencedDomains']['Domains'][item['DomainIndex']]['Name']
user = item['Name']
sid_type = SID_NAME_USE.enumItems(item['Use']).name
self.logger.highlight("{}: {}\\{} ({})".format(rid, domain, user, sid_type))
entries.append({'rid': rid, 'domain': domain, 'username': user, 'sidtype': sid_type})
soFar += SIMULTANEOUS
dce.disconnect()
return entries
def __bruteForce(self, rpctransport, maxRid):
dce = rpctransport.get_dce_rpc()
entries = []
dce.connect()
# Want encryption? Uncomment next line
# But make SIMULTANEOUS variable <= 100
#dce.set_auth_level(ntlm.NTLM_AUTH_PKT_PRIVACY)
# Want fragmentation? Uncomment next line
#dce.set_max_fragment_size(32)
dce.bind(lsat.MSRPC_UUID_LSAT)
resp = lsad.hLsarOpenPolicy2(
dce, MAXIMUM_ALLOWED | lsat.POLICY_LOOKUP_NAMES)
policyHandle = resp['PolicyHandle']
if self.__domain_sids: # get the Domain SID
resp = lsad.hLsarQueryInformationPolicy2(
dce, policyHandle,
lsad.POLICY_INFORMATION_CLASS.PolicyPrimaryDomainInformation)
domainSid = resp['PolicyInformation']['PolicyPrimaryDomainInfo'][
'Sid'].formatCanonical()
else: # Get the target host SID
resp = lsad.hLsarQueryInformationPolicy2(
dce, policyHandle,
lsad.POLICY_INFORMATION_CLASS.PolicyAccountDomainInformation)
domainSid = resp['PolicyInformation']['PolicyAccountDomainInfo'][
'DomainSid'].formatCanonical()
logging.info('Domain SID is: %s' % domainSid)
soFar = 0
SIMULTANEOUS = 1000
for j in range(maxRid // SIMULTANEOUS + 1):
if (maxRid - soFar) // SIMULTANEOUS == 0:
sidsToCheck = (maxRid - soFar) % SIMULTANEOUS
else:
sidsToCheck = SIMULTANEOUS
if sidsToCheck == 0:
break
sids = list()
for i in range(soFar, soFar + sidsToCheck):
sids.append(domainSid + '-%d' % i)
try:
lsat.hLsarLookupSids(dce, policyHandle, sids,
lsat.LSAP_LOOKUP_LEVEL.LsapLookupWksta)
except DCERPCException as e:
if str(e).find('STATUS_NONE_MAPPED') >= 0:
soFar += SIMULTANEOUS
continue
elif str(e).find('STATUS_SOME_NOT_MAPPED') >= 0:
resp = e.get_packet()
else:
raise
for n, item in enumerate(resp['TranslatedNames']['Names']):
if item['Use'] != SID_NAME_USE.SidTypeUnknown:
print("%d: %s\\%s (%s)" %
(soFar + n, resp['ReferencedDomains']['Domains'][
item['DomainIndex']]['Name'], item['Name'],
SID_NAME_USE.enumItems(item['Use']).name))
soFar += SIMULTANEOUS
dce.disconnect()
return entries
def getPolicyHandle(self):
resp = lsad.hLsarOpenPolicy2(
self.dce, MAXIMUM_ALLOWED | lsat.POLICY_LOOKUP_NAMES)
return resp['PolicyHandle']
def run(self):
if self.options.action.upper() == 'MASTERKEY':
fp = open(options.file, 'rb')
data = fp.read()
mkf= MasterKeyFile(data)
mkf.dump()
data = data[len(mkf):]
if mkf['MasterKeyLen'] > 0:
mk = MasterKey(data[:mkf['MasterKeyLen']])
data = data[len(mk):]
if mkf['BackupKeyLen'] > 0:
bkmk = MasterKey(data[:mkf['BackupKeyLen']])
data = data[len(bkmk):]
if mkf['CredHistLen'] > 0:
ch = CredHist(data[:mkf['CredHistLen']])
data = data[len(ch):]
if mkf['DomainKeyLen'] > 0:
dk = DomainKey(data[:mkf['DomainKeyLen']])
data = data[len(dk):]
if self.options.system and self.options.security:
# We have hives, let's try to decrypt with them
self.getLSA()
decryptedKey = mk.decrypt(self.dpapiSystem['UserKey'])
if decryptedKey:
print('Decrypted key with UserKey')
print('Decrypted key: 0x%s' % hexlify(decryptedKey).decode('latin-1'))
return
decryptedKey = mk.decrypt(self.dpapiSystem['MachineKey'])
if decryptedKey:
print('Decrypted key with MachineKey')
print('Decrypted key: 0x%s' % hexlify(decryptedKey).decode('latin-1'))
return
decryptedKey = bkmk.decrypt(self.dpapiSystem['UserKey'])
if decryptedKey:
print('Decrypted Backup key with UserKey')
print('Decrypted key: 0x%s' % hexlify(decryptedKey).decode('latin-1'))
return
decryptedKey = bkmk.decrypt(self.dpapiSystem['MachineKey'])
if decryptedKey:
print('Decrypted Backup key with MachineKey')
print('Decrypted key: 0x%s' % hexlify(decryptedKey).decode('latin-1'))
return
elif self.options.key:
key = unhexlify(self.options.key[2:])
decryptedKey = mk.decrypt(key)
if decryptedKey:
print('Decrypted key with key provided')
print('Decrypted key: 0x%s' % hexlify(decryptedKey).decode('latin-1'))
return
elif self.options.pvk and dk:
pvkfile = open(self.options.pvk, 'rb').read()
key = PRIVATE_KEY_BLOB(pvkfile[len(PVK_FILE_HDR()):])
private = privatekeyblob_to_pkcs1(key)
cipher = PKCS1_v1_5.new(private)
decryptedKey = cipher.decrypt(dk['SecretData'][::-1], None)
if decryptedKey:
domain_master_key = DPAPI_DOMAIN_RSA_MASTER_KEY(decryptedKey)
key = domain_master_key['buffer'][:domain_master_key['cbMasterKey']]
print('Decrypted key with domain backup key provided')
print('Decrypted key: 0x%s' % hexlify(key).decode('latin-1'))
return
elif self.options.sid and self.options.key is None:
# Do we have a password?
if self.options.password is None:
# Nope let's ask it
from getpass import getpass
password = getpass("Password:"******"Password:"******"G$BCKUPKEY_PREFERRED", "G$BCKUPKEY_P"):
buffer = crypto.decryptSecret(connection.getSessionKey(), lsad.hLsarRetrievePrivateData(dce,
resp['PolicyHandle'], keyname))
guid = bin_to_string(buffer)
name = "G$BCKUPKEY_{}".format(guid)
secret = crypto.decryptSecret(connection.getSessionKey(), lsad.hLsarRetrievePrivateData(dce,
resp['PolicyHandle'], name))
keyVersion = struct.unpack('<L', secret[:4])[0]
if keyVersion == 1: # legacy key
backup_key = P_BACKUP_KEY(secret)
backupkey = backup_key['Data']
if self.options.export:
logging.debug("Exporting key to file {}".format(name + ".key"))
open(name + ".key", 'wb').write(backupkey)
else:
print("Legacy key:")
print("0x%s" % hexlify(backupkey).decode('latin-1'))
print("\n")
elif keyVersion == 2: # preferred key
backup_key = PREFERRED_BACKUP_KEY(secret)
pvk = backup_key['Data'][:backup_key['KeyLength']]
cert = backup_key['Data'][backup_key['KeyLength']:backup_key['KeyLength'] + backup_key['CertificateLength']]
# build pvk header (PVK_MAGIC, PVK_FILE_VERSION_0, KeySpec, PVK_NO_ENCRYPT, 0, cbPvk)
header = PVK_FILE_HDR()
header['dwMagic'] = 0xb0b5f11e
header['dwVersion'] = 0
header['dwKeySpec'] = 1
header['dwEncryptType'] = 0
header['cbEncryptData'] = 0
header['cbPvk'] = backup_key['KeyLength']
backupkey_pvk = header.getData() + pvk # pvk blob
backupkey = backupkey_pvk
if self.options.export:
logging.debug("Exporting certificate to file {}".format(name + ".der"))
open(name + ".der", 'wb').write(cert)
logging.debug("Exporting private key to file {}".format(name + ".pvk"))
open(name + ".pvk", 'wb').write(backupkey)
else:
print("Preferred key:")
header.dump()
print("PRIVATEKEYBLOB:{%s}" % (hexlify(backupkey).decode('latin-1')))
print("\n")
return
elif self.options.action.upper() == 'CREDENTIAL':
fp = open(options.file, 'rb')
data = fp.read()
cred = CredentialFile(data)
blob = DPAPI_BLOB(cred['Data'])
if self.options.key is not None:
key = unhexlify(self.options.key[2:])
decrypted = blob.decrypt(key)
if decrypted is not None:
creds = CREDENTIAL_BLOB(decrypted)
creds.dump()
return
else:
# Just print the data
blob.dump()
elif self.options.action.upper() == 'VAULT':
if options.vcrd is None and options.vpol is None:
print('You must specify either -vcrd or -vpol parameter. Type --help for more info')
return
if options.vcrd is not None:
fp = open(options.vcrd, 'rb')
data = fp.read()
blob = VAULT_VCRD(data)
if self.options.key is not None:
key = unhexlify(self.options.key[2:])
cleartext = None
for i, entry in enumerate(blob.attributesLen):
if entry > 28:
attribute = blob.attributes[i]
if 'IV' in attribute.fields and len(attribute['IV']) == 16:
cipher = AES.new(key, AES.MODE_CBC, iv=attribute['IV'])
else:
cipher = AES.new(key, AES.MODE_CBC)
cleartext = cipher.decrypt(attribute['Data'])
if cleartext is not None:
# Lookup schema Friendly Name and print if we find one
if blob['FriendlyName'].decode('utf-16le')[:-1] in VAULT_KNOWN_SCHEMAS:
# Found one. Cast it and print
vault = VAULT_KNOWN_SCHEMAS[blob['FriendlyName'].decode('utf-16le')[:-1]](cleartext)
vault.dump()
else:
# otherwise
hexdump(cleartext)
return
else:
blob.dump()
elif options.vpol is not None:
fp = open(options.vpol, 'rb')
data = fp.read()
vpol = VAULT_VPOL(data)
vpol.dump()
if self.options.key is not None:
key = unhexlify(self.options.key[2:])
blob = vpol['Blob']
data = blob.decrypt(key)
if data is not None:
keys = VAULT_VPOL_KEYS(data)
keys.dump()
return
print('Cannot decrypt (specify -key or -sid whenever applicable) ')
def run(self):
global getting_usernames
global got_usernames
if getting_usernames:
return
getting_usernames = True
rpctransport = transport.SMBTransport(
self.__SMBConnection.getRemoteHost(),
filename=r'\lsarpc',
smb_connection=self.__SMBConnection)
dce = rpctransport.get_dce_rpc()
maxRid = 50000
dce.connect()
dce.bind(lsat.MSRPC_UUID_LSAT)
resp = lsad.hLsarOpenPolicy2(
dce, MAXIMUM_ALLOWED | lsat.POLICY_LOOKUP_NAMES)
policyHandle = resp['PolicyHandle']
# Get Domain Sid if we are in a domain
logging.info('Dumping usernames')
resp = lsad.hLsarQueryInformationPolicy2(
dce, policyHandle,
lsad.POLICY_INFORMATION_CLASS.PolicyPrimaryDomainInformation)
in_domain = True
if resp['PolicyInformation']['PolicyPrimaryDomainInfo']['Sid']:
domainSid = resp['PolicyInformation']['PolicyPrimaryDomainInfo'][
'Sid'].formatCanonical()
else:
# If we get an exception, maybe we aren't in a domain. Get local Sid instead
logging.info(
'Target not joined to a domain. Getting local accounts instead'
)
in_domain = False
resp = lsad.hLsarQueryInformationPolicy2(
dce, policyHandle,
lsad.POLICY_INFORMATION_CLASS.PolicyAccountDomainInformation)
domainSid = resp['PolicyInformation']['PolicyAccountDomainInfo'][
'DomainSid'].formatCanonical()
fh = None
if self.config.outputFile:
try:
fh = open(self.config.outputFile, 'w+')
except Exception:
logging.exception('Could not open file for writing')
soFar = 0
SIMULTANEOUS = 1000
for j in range(int(maxRid / SIMULTANEOUS + 1)):
if (maxRid - soFar) / SIMULTANEOUS == 0:
sidsToCheck = (maxRid - soFar) % SIMULTANEOUS
else:
sidsToCheck = SIMULTANEOUS
if sidsToCheck == 0:
break
sids = list()
for i in range(soFar, soFar + sidsToCheck):
sids.append(domainSid + '-%d' % i)
try:
lsat.hLsarLookupSids(dce, policyHandle, sids,
lsat.LSAP_LOOKUP_LEVEL.LsapLookupWksta)
except DCERPCException as e:
if str(e).find('STATUS_NONE_MAPPED') >= 0:
soFar += SIMULTANEOUS
continue
elif str(e).find('STATUS_SOME_NOT_MAPPED') >= 0:
resp = e.get_packet()
else:
raise
for n, item in enumerate(resp['TranslatedNames']['Names']):
if item['Use'] != SID_NAME_USE.SidTypeUnknown:
line = "%d: %s\\%s (%s)" % (
soFar + n, resp['ReferencedDomains']['Domains'][
item['DomainIndex']]['Name'], item['Name'],
SID_NAME_USE.enumItems(item['Use']).name)
print(line)
if fh:
fh.write(line + '\n')
soFar += SIMULTANEOUS
if fh:
fh.close()
dce.disconnect()
if in_domain:
# Only works if we are relaying to a domain member
SAMRDump().dump(self.__SMBConnection)
got_usernames = True
def __bruteForce(self, rpctransport, maxRid):
dce = rpctransport.get_dce_rpc()
entries = []
dce.connect()
# Want encryption? Uncomment next line
# But make SIMULTANEOUS variable <= 100
#dce.set_auth_level(ntlm.NTLM_AUTH_PKT_PRIVACY)
# Want fragmentation? Uncomment next line
#dce.set_max_fragment_size(32)
dce.bind(lsat.MSRPC_UUID_LSAT)
resp = lsad.hLsarOpenPolicy2(dce, MAXIMUM_ALLOWED | lsat.POLICY_LOOKUP_NAMES)
policyHandle = resp['PolicyHandle']
if self.__domain_sids: # get the Domain SID
resp = lsad.hLsarQueryInformationPolicy2(dce, policyHandle, lsad.POLICY_INFORMATION_CLASS.PolicyPrimaryDomainInformation)
domainSid = resp['PolicyInformation']['PolicyPrimaryDomainInfo']['Sid'].formatCanonical()
else: # Get the target host SID
resp = lsad.hLsarQueryInformationPolicy2(dce, policyHandle, lsad.POLICY_INFORMATION_CLASS.PolicyAccountDomainInformation)
domainSid = resp['PolicyInformation']['PolicyAccountDomainInfo']['DomainSid'].formatCanonical()
logging.info('Domain SID is: %s' % domainSid)
soFar = 0
SIMULTANEOUS = 1000
for j in range(maxRid//SIMULTANEOUS+1):
if (maxRid - soFar) // SIMULTANEOUS == 0:
sidsToCheck = (maxRid - soFar) % SIMULTANEOUS
else:
sidsToCheck = SIMULTANEOUS
if sidsToCheck == 0:
break
sids = list()
for i in range(soFar, soFar+sidsToCheck):
sids.append(domainSid + '-%d' % i)
try:
lsat.hLsarLookupSids(dce, policyHandle, sids,lsat.LSAP_LOOKUP_LEVEL.LsapLookupWksta)
except DCERPCException as e:
if str(e).find('STATUS_NONE_MAPPED') >= 0:
soFar += SIMULTANEOUS
continue
elif str(e).find('STATUS_SOME_NOT_MAPPED') >= 0:
resp = e.get_packet()
else:
raise
for n, item in enumerate(resp['TranslatedNames']['Names']):
if item['Use'] != SID_NAME_USE.SidTypeUnknown:
print("%d: %s\\%s (%s)" % (
soFar + n, resp['ReferencedDomains']['Domains'][item['DomainIndex']]['Name'], item['Name'],
SID_NAME_USE.enumItems(item['Use']).name))
soFar += SIMULTANEOUS
dce.disconnect()
return entries
def run(self):
if self.options.action.upper() == 'MASTERKEY':
fp = open(options.file, 'rb')
data = fp.read()
mkf= MasterKeyFile(data)
mkf.dump()
data = data[len(mkf):]
if mkf['MasterKeyLen'] > 0:
mk = MasterKey(data[:mkf['MasterKeyLen']])
data = data[len(mk):]
if mkf['BackupKeyLen'] > 0:
bkmk = MasterKey(data[:mkf['BackupKeyLen']])
data = data[len(bkmk):]
if mkf['CredHistLen'] > 0:
ch = CredHist(data[:mkf['CredHistLen']])
data = data[len(ch):]
if mkf['DomainKeyLen'] > 0:
dk = DomainKey(data[:mkf['DomainKeyLen']])
data = data[len(dk):]
if self.options.system and self.options.security:
# We have hives, let's try to decrypt with them
self.getLSA()
decryptedKey = mk.decrypt(self.dpapiSystem['UserKey'])
if decryptedKey:
print('Decrypted key with UserKey')
print('Decrypted key: 0x%s' % hexlify(decryptedKey).decode('latin-1'))
return
decryptedKey = mk.decrypt(self.dpapiSystem['MachineKey'])
if decryptedKey:
print('Decrypted key with MachineKey')
print('Decrypted key: 0x%s' % hexlify(decryptedKey).decode('latin-1'))
return
decryptedKey = bkmk.decrypt(self.dpapiSystem['UserKey'])
if decryptedKey:
print('Decrypted Backup key with UserKey')
print('Decrypted key: 0x%s' % hexlify(decryptedKey).decode('latin-1'))
return
decryptedKey = bkmk.decrypt(self.dpapiSystem['MachineKey'])
if decryptedKey:
print('Decrypted Backup key with MachineKey')
print('Decrypted key: 0x%s' % hexlify(decryptedKey).decode('latin-1'))
return
elif self.options.key:
key = unhexlify(self.options.key[2:])
decryptedKey = mk.decrypt(key)
if decryptedKey:
print('Decrypted key with key provided')
print('Decrypted key: 0x%s' % hexlify(decryptedKey).decode('latin-1'))
return
elif self.options.pvk and dk:
pvkfile = open(self.options.pvk, 'rb').read()
key = PRIVATE_KEY_BLOB(pvkfile[len(PVK_FILE_HDR()):])
private = privatekeyblob_to_pkcs1(key)
cipher = PKCS1_v1_5.new(private)
decryptedKey = cipher.decrypt(dk['SecretData'][::-1], None)
if decryptedKey:
domain_master_key = DPAPI_DOMAIN_RSA_MASTER_KEY(decryptedKey)
key = domain_master_key['buffer'][:domain_master_key['cbMasterKey']]
print('Decrypted key with domain backup key provided')
print('Decrypted key: 0x%s' % hexlify(key).decode('latin-1'))
return
elif self.options.sid and self.options.key is None:
# Do we have a password?
if self.options.password is None:
# Nope let's ask it
from getpass import getpass
password = getpass("Password:"******"Password:"******"G$BCKUPKEY_PREFERRED", "G$BCKUPKEY_P"):
buffer = crypto.decryptSecret(connection.getSessionKey(), lsad.hLsarRetrievePrivateData(dce,
resp['PolicyHandle'], keyname))
guid = bin_to_string(buffer)
name = "G$BCKUPKEY_{}".format(guid)
secret = crypto.decryptSecret(connection.getSessionKey(), lsad.hLsarRetrievePrivateData(dce,
resp['PolicyHandle'], name))
keyVersion = struct.unpack('<L', secret[:4])[0]
if keyVersion == 1: # legacy key
backup_key = P_BACKUP_KEY(secret)
backupkey = backup_key['Data']
if self.options.export:
logging.debug("Exporting key to file {}".format(name + ".key"))
open(name + ".key", 'wb').write(backupkey)
else:
print("Legacy key:")
print("0x%s" % hexlify(backupkey))
print("\n")
elif keyVersion == 2: # preferred key
backup_key = PREFERRED_BACKUP_KEY(secret)
pvk = backup_key['Data'][:backup_key['KeyLength']]
cert = backup_key['Data'][backup_key['KeyLength']:backup_key['KeyLength'] + backup_key['CertificateLength']]
# build pvk header (PVK_MAGIC, PVK_FILE_VERSION_0, KeySpec, PVK_NO_ENCRYPT, 0, cbPvk)
header = PVK_FILE_HDR()
header['dwMagic'] = 0xb0b5f11e
header['dwVersion'] = 0
header['dwKeySpec'] = 1
header['dwEncryptType'] = 0
header['cbEncryptData'] = 0
header['cbPvk'] = backup_key['KeyLength']
backupkey_pvk = header.getData() + pvk # pvk blob
backupkey = backupkey_pvk
if self.options.export:
logging.debug("Exporting certificate to file {}".format(name + ".der"))
open(name + ".der", 'wb').write(cert)
logging.debug("Exporting private key to file {}".format(name + ".pvk"))
open(name + ".pvk", 'wb').write(backupkey)
else:
print("Preferred key:")
header.dump()
print("PRIVATEKEYBLOB:{%s}" % (hexlify(backupkey)))
print("\n")
return
elif self.options.action.upper() == 'CREDENTIAL':
fp = open(options.file, 'rb')
data = fp.read()
cred = CredentialFile(data)
blob = DPAPI_BLOB(cred['Data'])
if self.options.key is not None:
key = unhexlify(self.options.key[2:])
decrypted = blob.decrypt(key)
if decrypted is not None:
creds = CREDENTIAL_BLOB(decrypted)
creds.dump()
return
else:
# Just print the data
blob.dump()
elif self.options.action.upper() == 'VAULT':
if options.vcrd is None and options.vpol is None:
print('You must specify either -vcrd or -vpol parameter. Type --help for more info')
return
if options.vcrd is not None:
fp = open(options.vcrd, 'rb')
data = fp.read()
blob = VAULT_VCRD(data)
if self.options.key is not None:
key = unhexlify(self.options.key[2:])
cleartext = None
for i, entry in enumerate(blob.attributesLen):
if entry > 28:
attribute = blob.attributes[i]
if 'IV' in attribute.fields and len(attribute['IV']) == 16:
cipher = AES.new(key, AES.MODE_CBC, iv=attribute['IV'])
else:
cipher = AES.new(key, AES.MODE_CBC)
cleartext = cipher.decrypt(attribute['Data'])
if cleartext is not None:
# Lookup schema Friendly Name and print if we find one
if blob['FriendlyName'].decode('utf-16le')[:-1] in VAULT_KNOWN_SCHEMAS:
# Found one. Cast it and print
vault = VAULT_KNOWN_SCHEMAS[blob['FriendlyName'].decode('utf-16le')[:-1]](cleartext)
vault.dump()
else:
# otherwise
hexdump(cleartext)
return
else:
blob.dump()
elif options.vpol is not None:
fp = open(options.vpol, 'rb')
data = fp.read()
vpol = VAULT_VPOL(data)
vpol.dump()
if self.options.key is not None:
key = unhexlify(self.options.key[2:])
blob = vpol['Blob']
data = blob.decrypt(key)
if data is not None:
keys = VAULT_VPOL_KEYS(data)
keys.dump()
return
print('Cannot decrypt (specify -key or -sid whenever applicable) ')
def __lookupSidUidGen(self, sid_uid_gen):
rpctransport = transport.SMBTransport(self.__addr,
self.__port,
r'\lsarpc',
self.__username,
self.__password,
self.__domain,
self.__lmhash,
self.__nthash,
self.__aesKey,
doKerberos=self.__doKerberos)
dce = rpctransport.get_dce_rpc()
domain = None
entries = []
dce.connect()
dce.bind(lsat.MSRPC_UUID_LSAT)
resp = lsad.hLsarOpenPolicy2(
dce, MAXIMUM_ALLOWED | lsat.POLICY_LOOKUP_NAMES)
policyHandle = resp['PolicyHandle']
resp = lsad.hLsarQueryInformationPolicy2(
dce, policyHandle,
lsad.POLICY_INFORMATION_CLASS.PolicyAccountDomainInformation)
domainSid = resp['PolicyInformation']['PolicyAccountDomainInfo'][
'DomainSid'].formatCanonical()
SIMULTANEOUS = 1000
while True:
empty = True
sids = []
for i in sid_uid_gen:
empty = False
if type(i) == int:
i = domainSid + '-%d' % i
sids.append(i)
if len(sids) >= SIMULTANEOUS:
break
if empty:
break
try:
resp = lsat.hLsarLookupSids(
dce, policyHandle, sids,
lsat.LSAP_LOOKUP_LEVEL.LsapLookupWksta)
except DCERPCException as e:
if str(e).find('STATUS_NONE_MAPPED') >= 0:
continue
elif str(e).find('STATUS_SOME_NOT_MAPPED') >= 0:
resp = e.get_packet()
else:
raise
for n, item in enumerate(resp['TranslatedNames']['Names']):
if item['Use'] != SID_NAME_USE.SidTypeUnknown:
yield {
'domain':
resp['ReferencedDomains']['Domains'][
item['DomainIndex']]['Name'],
'name':
item['Name'],
'type':
SID_NAME_USE.enumItems(item['Use']).name
}
dce.disconnect()
def open_policy(self, dce):
resp = lsad.hLsarOpenPolicy2(
dce, MAXIMUM_ALLOWED | lsad.POLICY_CREATE_SECRET | DELETE
| lsad.POLICY_VIEW_LOCAL_INFORMATION)
return resp['PolicyHandle']
def run(self):
if self.options.action.upper() == 'MASTERKEY':
fp = open(options.file, 'rb')
data = fp.read()
mkf = MasterKeyFile(data)
mkf.dump()
data = data[len(mkf):]
if mkf['MasterKeyLen'] > 0:
mk = MasterKey(data[:mkf['MasterKeyLen']])
data = data[len(mk):]
if mkf['BackupKeyLen'] > 0:
bkmk = MasterKey(data[:mkf['BackupKeyLen']])
data = data[len(bkmk):]
if mkf['CredHistLen'] > 0:
ch = CredHist(data[:mkf['CredHistLen']])
data = data[len(ch):]
if mkf['DomainKeyLen'] > 0:
dk = DomainKey(data[:mkf['DomainKeyLen']])
data = data[len(dk):]
if self.options.system and self.options.security and self.options.sid is None:
# We have hives, let's try to decrypt with them
self.getLSA()
decryptedKey = mk.decrypt(self.dpapiSystem['UserKey'])
if decryptedKey:
print('Decrypted key with UserKey')
print('Decrypted key: 0x%s' %
hexlify(decryptedKey).decode('latin-1'))
return
decryptedKey = mk.decrypt(self.dpapiSystem['MachineKey'])
if decryptedKey:
print('Decrypted key with MachineKey')
print('Decrypted key: 0x%s' %
hexlify(decryptedKey).decode('latin-1'))
return
decryptedKey = bkmk.decrypt(self.dpapiSystem['UserKey'])
if decryptedKey:
print('Decrypted Backup key with UserKey')
print('Decrypted key: 0x%s' %
hexlify(decryptedKey).decode('latin-1'))
return
decryptedKey = bkmk.decrypt(self.dpapiSystem['MachineKey'])
if decryptedKey:
print('Decrypted Backup key with MachineKey')
print('Decrypted key: 0x%s' %
hexlify(decryptedKey).decode('latin-1'))
return
elif self.options.system and self.options.security:
# Use SID + hash
# We have hives, let's try to decrypt with them
self.getLSA()
key1, key2 = self.deriveKeysFromUserkey(
self.options.sid, self.dpapiSystem['UserKey'])
decryptedKey = mk.decrypt(key1)
if decryptedKey:
print('Decrypted key with UserKey + SID')
print('Decrypted key: 0x%s' %
hexlify(decryptedKey).decode('latin-1'))
return
decryptedKey = bkmk.decrypt(key1)
if decryptedKey:
print('Decrypted Backup key with UserKey + SID')
print('Decrypted key: 0x%s' %
hexlify(decryptedKey).decode('latin-1'))
return
decryptedKey = mk.decrypt(key2)
if decryptedKey:
print('Decrypted key with UserKey + SID')
print('Decrypted key: 0x%s' %
hexlify(decryptedKey).decode('latin-1'))
return
decryptedKey = bkmk.decrypt(key2)
if decryptedKey:
print('Decrypted Backup key with UserKey + SID')
print('Decrypted key: 0x%s' %
hexlify(decryptedKey).decode('latin-1'))
return
elif self.options.key and self.options.sid:
key = unhexlify(self.options.key[2:])
key1, key2 = self.deriveKeysFromUserkey(self.options.sid, key)
decryptedKey = mk.decrypt(key1)
if decryptedKey:
print('Decrypted key with key provided + SID')
print('Decrypted key: 0x%s' %
hexlify(decryptedKey).decode('latin-1'))
return
decryptedKey = mk.decrypt(key2)
if decryptedKey:
print('Decrypted key with key provided + SID')
print('Decrypted key: 0x%s' %
hexlify(decryptedKey).decode('latin-1'))
return
elif self.options.key:
key = unhexlify(self.options.key[2:])
decryptedKey = mk.decrypt(key)
if decryptedKey:
print('Decrypted key with key provided')
print('Decrypted key: 0x%s' %
hexlify(decryptedKey).decode('latin-1'))
return
elif self.options.pvk and dk:
pvkfile = open(self.options.pvk, 'rb').read()
key = PRIVATE_KEY_BLOB(pvkfile[len(PVK_FILE_HDR()):])
private = privatekeyblob_to_pkcs1(key)
cipher = PKCS1_v1_5.new(private)
decryptedKey = cipher.decrypt(dk['SecretData'][::-1], None)
if decryptedKey:
domain_master_key = DPAPI_DOMAIN_RSA_MASTER_KEY(
decryptedKey)
key = domain_master_key[
'buffer'][:domain_master_key['cbMasterKey']]
print('Decrypted key with domain backup key provided')
print('Decrypted key: 0x%s' %
hexlify(key).decode('latin-1'))
return
elif self.options.sid and self.options.key is None:
# Do we have a password?
if self.options.password is None:
# Nope let's ask it
from getpass import getpass
password = getpass("Password:"******"Password:"******"Password:"******"G$BCKUPKEY_PREFERRED", "G$BCKUPKEY_P"):
buffer = crypto.decryptSecret(
connection.getSessionKey(),
lsad.hLsarRetrievePrivateData(dce, resp['PolicyHandle'],
keyname))
guid = bin_to_string(buffer)
name = "G$BCKUPKEY_{}".format(guid)
secret = crypto.decryptSecret(
connection.getSessionKey(),
lsad.hLsarRetrievePrivateData(dce, resp['PolicyHandle'],
name))
keyVersion = struct.unpack('<L', secret[:4])[0]
if keyVersion == 1: # legacy key
backup_key = P_BACKUP_KEY(secret)
backupkey = backup_key['Data']
if self.options.export:
logging.debug(
"Exporting key to file {}".format(name + ".key"))
open(name + ".key", 'wb').write(backupkey)
else:
print("Legacy key:")
print("0x%s" % hexlify(backupkey).decode('latin-1'))
print("\n")
elif keyVersion == 2: # preferred key
backup_key = PREFERRED_BACKUP_KEY(secret)
pvk = backup_key['Data'][:backup_key['KeyLength']]
cert = backup_key['Data'][
backup_key['KeyLength']:backup_key['KeyLength'] +
backup_key['CertificateLength']]
# build pvk header (PVK_MAGIC, PVK_FILE_VERSION_0, KeySpec, PVK_NO_ENCRYPT, 0, cbPvk)
header = PVK_FILE_HDR()
header['dwMagic'] = 0xb0b5f11e
header['dwVersion'] = 0
header['dwKeySpec'] = 1
header['dwEncryptType'] = 0
header['cbEncryptData'] = 0
header['cbPvk'] = backup_key['KeyLength']
backupkey_pvk = header.getData() + pvk # pvk blob
backupkey = backupkey_pvk
if self.options.export:
logging.debug(
"Exporting certificate to file {}".format(name +
".der"))
open(name + ".der", 'wb').write(cert)
logging.debug(
"Exporting private key to file {}".format(name +
".pvk"))
open(name + ".pvk", 'wb').write(backupkey)
else:
print("Preferred key:")
header.dump()
print("PRIVATEKEYBLOB:{%s}" %
(hexlify(backupkey).decode('latin-1')))
print("\n")
return
elif self.options.action.upper() == 'CREDENTIAL':
fp = open(options.file, 'rb')
data = fp.read()
cred = CredentialFile(data)
blob = DPAPI_BLOB(cred['Data'])
if self.options.key is not None:
key = unhexlify(self.options.key[2:])
decrypted = blob.decrypt(key)
if decrypted is not None:
creds = CREDENTIAL_BLOB(decrypted)
creds.dump()
return
else:
# Just print the data
blob.dump()
elif self.options.action.upper() == 'VAULT':
if options.vcrd is None and options.vpol is None:
print(
'You must specify either -vcrd or -vpol parameter. Type --help for more info'
)
return
if options.vcrd is not None:
fp = open(options.vcrd, 'rb')
data = fp.read()
blob = VAULT_VCRD(data)
if self.options.key is not None:
key = unhexlify(self.options.key[2:])
cleartext = None
for i, entry in enumerate(blob.attributesLen):
if entry > 28:
attribute = blob.attributes[i]
if 'IV' in attribute.fields and len(
attribute['IV']) == 16:
cipher = AES.new(key,
AES.MODE_CBC,
iv=attribute['IV'])
else:
cipher = AES.new(key, AES.MODE_CBC)
cleartext = cipher.decrypt(attribute['Data'])
if cleartext is not None:
# Lookup schema Friendly Name and print if we find one
if blob['FriendlyName'].decode(
'utf-16le')[:-1] in VAULT_KNOWN_SCHEMAS:
# Found one. Cast it and print
vault = VAULT_KNOWN_SCHEMAS[
blob['FriendlyName'].decode('utf-16le')[:-1]](
cleartext)
vault.dump()
else:
# otherwise
hexdump(cleartext)
return
else:
blob.dump()
elif options.vpol is not None:
fp = open(options.vpol, 'rb')
data = fp.read()
vpol = VAULT_VPOL(data)
vpol.dump()
if self.options.key is not None:
key = unhexlify(self.options.key[2:])
blob = vpol['Blob']
data = blob.decrypt(key)
if data is not None:
keys = VAULT_VPOL_KEYS(data)
keys.dump()
return
elif self.options.action.upper() == 'UNPROTECT':
fp = open(options.file, 'rb')
data = fp.read()
blob = DPAPI_BLOB(data)
if self.options.key is not None:
key = unhexlify(self.options.key[2:])
if self.options.entropy_file is not None:
fp2 = open(self.options.entropy_file, 'rb')
entropy = fp2.read()
fp2.close()
elif self.options.entropy is not None:
entropy = b(self.options.entropy)
else:
entropy = None
decrypted = blob.decrypt(key, entropy)
if decrypted is not None:
print('Successfully decrypted data')
hexdump(decrypted)
return
else:
# Just print the data
blob.dump()
print('Cannot decrypt (specify -key or -sid whenever applicable) ')
def rpc_resolve_sids(self, sids, resultlist):
"""
Resolve any remaining unknown SIDs for local accounts.
"""
# If all sids were already cached, we can just return
if sids is None or len(sids) == 0:
return
binding = r'ncacn_np:%s[\PIPE\lsarpc]' % self.addr
dce = self.dce_rpc_connect(binding, lsat.MSRPC_UUID_LSAT)
if dce is None:
return
try:
resp = lsad.hLsarOpenPolicy2(
dce, lsat.POLICY_LOOKUP_NAMES | MAXIMUM_ALLOWED)
except Exception as e:
if str(e).find('Broken pipe') >= 0:
return
else:
raise
policyHandle = resp['PolicyHandle']
# We could look up the SIDs all at once, but if not all SIDs are mapped, we don't know which
# ones were resolved and which not, making it impossible to map them in the cache.
# Therefor we use more SAMR calls at the start, but after a while most SIDs will be reliable
# in our cache and this function doesn't even need to get called anymore.
for sid_string in sids:
try:
resp = lsat.hLsarLookupSids(
dce, policyHandle, [sid_string],
lsat.LSAP_LOOKUP_LEVEL.enumItems.LsapLookupWksta)
except DCERPCException as e:
if str(e).find('STATUS_NONE_MAPPED') >= 0:
logging.warning(
'SID %s lookup failed, return status: STATUS_NONE_MAPPED',
sid_string)
# Try next SID
continue
elif str(e).find('STATUS_SOME_NOT_MAPPED') >= 0:
# Not all could be resolved, work with the ones that could
resp = e.get_packet()
else:
raise
domains = []
for entry in resp['ReferencedDomains']['Domains']:
domains.append(entry['Name'])
for entry in resp['TranslatedNames']['Names']:
domain = domains[entry['DomainIndex']]
domain_entry = self.ad.get_domain_by_name(domain)
if domain_entry is not None:
domain = ADUtils.ldap2domain(
domain_entry['attributes']['distinguishedName'])
# TODO: what if it isn't? Should we fall back to LDAP?
if entry['Name'] != '':
resolved_entry = ADUtils.resolve_sid_entry(entry, domain)
logging.debug('Resolved SID to name: %s',
resolved_entry['principal'])
resultlist.append({
'ObjectIdentifier':
sid_string,
'ObjectType':
resolved_entry['type'].capitalize()
})
# Add it to our cache
self.ad.sidcache.put(sid_string, resolved_entry)
else:
logging.warning('Resolved name is empty [%s]', entry)
dce.disconnect()
