Odbcconf.exe

Commands

1. ExecuteUser T1218.008

   Execute a DLL file using technique that can evade defensive counter measures

   odbcconf /a {REGSVR {PATH_ABSOLUTE:.dll}}

   Execute DllRegisterServer from DLL specified.

   os: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10, Windows 11

   Execute: DLL

2. ExecuteUser T1218.008

   Execute dll file using technique that can evade defensive counter measures

   odbcconf INSTALLDRIVER "lolbas-project|Driver={PATH_ABSOLUTE:.dll}|APILevel=2"
   odbcconf configsysdsn "lolbas-project" "DSN=lolbas-project"
   

   Install a driver and load the DLL. Requires administrator privileges.

   os: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10, Windows 11

   Execute: DLL

3. ExecuteAdministrator T1218.008

   Execute dll file using technique that can evade defensive counter measures

   odbcconf -f {PATH:.rsp}

   Load DLL specified in target .RSP file. See the Code Sample section for an example .RSP file.

   os: Windows vista, Windows 7, Windows 8, Windows 8.1, Windows 10, Windows 11

Detection

• Sigma https://github.com/SigmaHQ/sigma/blob/6312dd1d44d309608552105c334948f793e89f48/rules/windows/process_creation/proc_creation_win_odbcconf_response_file.yml
• Sigma https://github.com/SigmaHQ/sigma/blob/6312dd1d44d309608552105c334948f793e89f48/rules/windows/process_creation/proc_creation_win_odbcconf_response_file_susp.yml
• Elastic https://github.com/elastic/detection-rules/blob/414d32027632a49fb239abb8fbbb55d3fa8dd861/rules/windows/defense_evasion_unusual_process_network_connection.toml
• Elastic https://github.com/elastic/detection-rules/blob/414d32027632a49fb239abb8fbbb55d3fa8dd861/rules/windows/defense_evasion_network_connection_from_windows_binary.toml

Code samples

• https://raw.githubusercontent.com/LOLBAS-Project/LOLBAS/58b5eb751379501aa237275f14381f0902e979a5/Archive-Old-Version/OSBinaries/Payload/file.rsp

Resources

• https://gist.github.com/NickTyrer/6ef02ce3fd623483137b45f65017352b
• https://github.com/woanware/application-restriction-bypasses
• https://www.hexacorn.com/blog/2020/08/23/odbcconf-lolbin-trifecta/