本文整理匯總了Python中impacket.dcerpc.v5.samr.KERB_KEY_DATA_NEW屬性的典型用法代碼示例。如果您正苦於以下問題：Python samr.KERB_KEY_DATA_NEW屬性的具體用法？Python samr.KERB_KEY_DATA_NEW怎麽用？Python samr.KERB_KEY_DATA_NEW使用的例子？那麽, 這裏精選的屬性代碼示例或許可以為您提供幫助。您也可以進一步了解該屬性所在類impacket.dcerpc.v5.samr的用法示例。
在下文中一共展示了samr.KERB_KEY_DATA_NEW屬性的1個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: __decryptSupplementalInfo
# 需要導入模塊: from impacket.dcerpc.v5 import samr [as 別名]
# 或者: from impacket.dcerpc.v5.samr import KERB_KEY_DATA_NEW [as 別名]
def __decryptSupplementalInfo(self, record, prefixTable=None):
# This is based on [MS-SAMR] 2.2.10 Supplemental Credentials Structures
plainText = None
for attr in record['pmsgOut']['V6']['pObjects']['Entinf']['AttrBlock']['pAttr']:
try:
attId = drsuapi.OidFromAttid(prefixTable, attr['attrTyp'])
LOOKUP_TABLE = self.ATTRTYP_TO_ATTID
except Exception as e:
logging.debug('Failed to execute OidFromAttid with error %s' % e)
# Fallbacking to fixed table and hope for the best
attId = attr['attrTyp']
LOOKUP_TABLE = self.NAME_TO_ATTRTYP
if attId == LOOKUP_TABLE['supplementalCredentials']:
if attr['AttrVal']['valCount'] > 0:
blob = b''.join(attr['AttrVal']['pAVal'][0]['pVal'])
plainText = drsuapi.DecryptAttributeValue(self.__drsr, blob)
if len(plainText) < 24:
plainText = None
if plainText:
try:
userProperties = samr.USER_PROPERTIES(plainText)
except:
# On some old w2k3 there might be user properties that don't
# match [MS-SAMR] structure, discarding them
return
propertiesData = userProperties['UserProperties']
for propertyCount in range(userProperties['PropertyCount']):
userProperty = samr.USER_PROPERTY(propertiesData)
propertiesData = propertiesData[len(userProperty):]
if userProperty['PropertyName'].decode('utf-16le') == 'Primary:Kerberos-Newer-Keys':
propertyValueBuffer = unhexlify(userProperty['PropertyValue'])
kerbStoredCredentialNew = samr.KERB_STORED_CREDENTIAL_NEW(propertyValueBuffer)
data = kerbStoredCredentialNew['Buffer']
for credential in range(kerbStoredCredentialNew['CredentialCount']):
keyDataNew = samr.KERB_KEY_DATA_NEW(data)
data = data[len(keyDataNew):]
keyValue = propertyValueBuffer[keyDataNew['KeyOffset']:][:keyDataNew['KeyLength']]
if keyDataNew['KeyType'] in self.KERBEROS_TYPE:
# Give me only the AES256
if keyDataNew['KeyType'] == 18:
return hexlify(keyValue)
return None