COM+ Services
rundll32 C:\windows\system32\comsvcs.dll MiniDump [LSASS_PID] dump.bin full
Calls the MiniDump exported function of comsvcs.dll, which in turns calls MiniDumpWriteDump.
Dump Lsass.exe process memory to retrieve credentials.
c:\windows\system32\comsvcs.dll
Sigma: https://github.com/SigmaHQ/sigma/blob/c04bef2fbbe8beff6c7620d5d7ea6872dbe7acba/rules/windows/process_creation/proc_creation_win_rundll32_process_dump_via_comsvcs.yml, Sigma: https://github.com/SigmaHQ/sigma/blob/683b63f8184b93c9564c4310d10c571cbe367e1e/rules/windows/process_access/proc_access_win_lsass_dump_comsvcs_dll.yml, Elastic: https://github.com/elastic/detection-rules/blob/5bdf70e72c6cd4547624c521108189af994af449/rules/windows/credential_access_cmdline_dump_tool.toml, Splunk: https://github.com/splunk/security_content/blob/86a5b644a44240f01274c8b74d19a435c7dae66e/detections/endpoint/dump_lsass_via_comsvcs_dll.yml
modexp