Python impacket.ntlm.computeResponseNTLMv2() Examples

The following are 2 code examples of impacket.ntlm.computeResponseNTLMv2(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module impacket.ntlm , or try the search function .
Example #1
Source File: test_ntlm.py    From Slackor with GNU General Public License v3.0 6 votes vote down vote up 
def setUp(self):
        # Turn test case mode on
        ntlm.TEST_CASE = True
        self.user = "User"
        self.domain = "Domain"
        self.password = "Password"
        self.serverName = "Server"
        self.workstationName = "COMPUTER"
        self.randomSessionKey = b("U"*16)
        self.time = b('\x00'*8)
        self.clientChallenge = b("\xaa"*8)
        self.serverChallenge = b("\x01\x23\x45\x67\x89\xab\xcd\xef")
        self.flags =  ntlm.NTLMSSP_NEGOTIATE_KEY_EXCH | ntlm.NTLMSSP_NEGOTIATE_56 | ntlm.NTLMSSP_NEGOTIATE_128 | ntlm.NTLMSSP_NEGOTIATE_VERSION | ntlm.NTLMSSP_TARGET_TYPE_SERVER | ntlm.NTLMSSP_NEGOTIATE_ALWAYS_SIGN | ntlm.NTLMSSP_NEGOTIATE_NTLM | ntlm.NTLMSSP_NEGOTIATE_SEAL | ntlm.NTLMSSP_NEGOTIATE_SIGN | ntlm.NTLM_NEGOTIATE_OEM | ntlm.NTLMSSP_NEGOTIATE_UNICODE
        self.seqNum = 0
        self.nonce = b('\x00'*16)
        self.plaintext = 'Plaintext'.encode('utf-16le')

        print("## BEFORE RUNNING THESE TESTS")
        print("Don't forget to set up aTime = '\\x00'*8 in computeResponseNTLMv2 otherwise the results won't be right. ")
        print("Look for that in ntlm.py and uncomment the lines, comment the other ones and don't forget to revert everything back whenever finished testing")
        print("Flags")
        hexdump(struct.pack('<L',self.flags))
Example #2
Source File: scan.py    From cve-2019-1040-scanner with MIT License 6 votes vote down vote up 
def check(self, remote_host):
        # Validate credentials first
        if not self.creds_validated:
            self.validate_creds(remote_host)
            self.creds_validated = True

        # Now start scanner
        try:
            smbClient = SMBConnection(remote_host, remote_host, sess_port=int(self.__port)) #, preferredDialect=SMB2_DIALECT_21
        except:
            return
        ntlm.computeResponseNTLMv2 = mod_computeResponseNTLMv2
        try:
            smbClient.login(self.__username, self.__password, self.__domain, self.__lmhash, self.__nthash)
            logging.info('Target %s is VULNERABLE to CVE-2019-1040 (authentication was accepted)', remote_host)
        except SessionError as exc:
            if 'STATUS_INVALID_PARAMETER' in str(exc):
                logging.info('Target %s is not vulnerable to CVE-2019-1040 (authentication was rejected)', remote_host)
            else:
                logging.warning('Unexpected Exception while authenticating to %s: %s', remote_host, exc)

        smbClient.close()

# Process command-line arguments.