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add checker.py script for finding accessible named pipe
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| from mysmb import MYSMB | ||
| from impacket import smb, smbconnection, nt_errors | ||
| from impacket.uuid import uuidtup_to_bin | ||
| from impacket.dcerpc.v5.rpcrt import DCERPCException | ||
| from struct import pack | ||
| import sys | ||
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| ''' | ||
| Script for | ||
| - check target if MS17-010 is patched or not. | ||
| - find accessible named pipe | ||
| ''' | ||
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| USERNAME = '' | ||
| PASSWORD = '' | ||
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| NDR64Syntax = ('71710533-BEBA-4937-8319-B5DBEF9CCC36', '1.0') | ||
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| MSRPC_UUID_BROWSER = uuidtup_to_bin(('6BFFD098-A112-3610-9833-012892020162','0.0')) | ||
| MSRPC_UUID_SPOOLSS = uuidtup_to_bin(('12345678-1234-ABCD-EF00-0123456789AB','1.0')) | ||
| MSRPC_UUID_NETLOGON = uuidtup_to_bin(('12345678-1234-ABCD-EF00-01234567CFFB','1.0')) | ||
| MSRPC_UUID_LSARPC = uuidtup_to_bin(('12345778-1234-ABCD-EF00-0123456789AB','0.0')) | ||
| MSRPC_UUID_SAMR = uuidtup_to_bin(('12345778-1234-ABCD-EF00-0123456789AC','1.0')) | ||
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| pipes = { | ||
| 'browser' : MSRPC_UUID_BROWSER, | ||
| 'spoolss' : MSRPC_UUID_SPOOLSS, | ||
| 'netlogon' : MSRPC_UUID_NETLOGON, | ||
| 'lsarpc' : MSRPC_UUID_LSARPC, | ||
| 'samr' : MSRPC_UUID_SAMR, | ||
| } | ||
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| if len(sys.argv) != 2: | ||
| print("{} <ip>".format(sys.argv[0])) | ||
| sys.exit(1) | ||
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| target = sys.argv[1] | ||
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| conn = MYSMB(target) | ||
| try: | ||
| conn.login(USERNAME, PASSWORD) | ||
| except smb.SessionError, e: | ||
| print('Login failed: ' + nt_errors.ERROR_MESSAGES[e.error_code][0]) | ||
| sys.exit() | ||
| finally: | ||
| print('Target OS: ' + conn.get_server_os()) | ||
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| tid = conn.tree_connect_andx('\\\\'+target+'\\'+'IPC$') | ||
| conn.set_default_tid(tid) | ||
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| # test if target is vulnerable | ||
| TRANS_PEEK_NMPIPE = 0x23 | ||
| recvPkt = conn.send_trans(pack('<H', TRANS_PEEK_NMPIPE), maxParameterCount=0xffff, maxDataCount=0x800) | ||
| status = recvPkt.getNTStatus() | ||
| if status == 0xC0000205: # STATUS_INSUFF_SERVER_RESOURCES | ||
| print('The target is not patched') | ||
| else: | ||
| print('The target is patched') | ||
| sys.exit() | ||
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| print('') | ||
| print('=== Testing named pipes ===') | ||
| for pipe_name, pipe_uuid in pipes.items(): | ||
| try: | ||
| dce = conn.get_dce_rpc(pipe_name) | ||
| dce.connect() | ||
| try: | ||
| dce.bind(pipe_uuid, transfer_syntax=NDR64Syntax) | ||
| print('{}: Ok (64 bit)'.format(pipe_name)) | ||
| except DCERPCException, e: | ||
| if 'transfer_syntaxes_not_supported' in str(e): | ||
| print('{}: Ok (32 bit)'.format(pipe_name)) | ||
| else: | ||
| print('{}: Ok ({})'.format(pipe_name, str(e))) | ||
| dce.disconnect() | ||
| except smb.SessionError, e: | ||
| print('{}: {}'.format(pipe_name, nt_errors.ERROR_MESSAGES[e.error_code][0])) | ||
| except smbconnection.SessionError, e: | ||
| print('{}: {}'.format(pipe_name, nt_errors.ERROR_MESSAGES[e.error][0])) | ||
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| conn.disconnect_tree(tid) | ||
| conn.logoff() | ||
| conn.get_socket().close() |
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