Procdump.exe

Commands

1. ExecuteUser T1202

   Performs execution of unsigned DLL.

   procdump.exe -md {PATH:.dll} explorer.exe

   Loads the specified DLL where DLL is configured with a ‘MiniDumpCallbackRoutine’ exported function. Valid process must be provided as dump still created.

   os: Windows 8.1 and higher, Windows Server 2012 and higher

   Execute: DLL

2. ExecuteUser T1202

   Performs execution of unsigned DLL.

   procdump.exe -md {PATH:.dll} foobar

   Loads the specified DLL where configured with DLL_PROCESS_ATTACH execution, process argument can be arbitrary.

   os: Windows 8.1 and higher, Windows Server 2012 and higher

   Execute: DLL

Detection

• Sigma https://github.com/SigmaHQ/sigma/blob/6312dd1d44d309608552105c334948f793e89f48/rules/windows/process_creation/proc_creation_win_renamed_sysinternals_procdump.yml
• Sigma https://github.com/SigmaHQ/sigma/blob/683b63f8184b93c9564c4310d10c571cbe367e1e/rules/windows/process_creation/proc_creation_win_sysinternals_procdump.yml
• Splunk https://github.com/splunk/security_content/blob/86a5b644a44240f01274c8b74d19a435c7dae66e/detections/endpoint/dump_lsass_via_procdump.yml
• Elastic https://github.com/elastic/detection-rules/blob/5bdf70e72c6cd4547624c521108189af994af449/rules/windows/credential_access_cmdline_dump_tool.toml
• IOCProcess creation with given '-md' parameter
• IOCAnomalous child processes of procdump
• IOCUnsigned DLL load via procdump.exe or procdump64.exe

Resources

• https://twitter.com/ajpc500/status/1448588362382778372?s=20