Runexehelper.exe — LOLBAS

Execute

Execution Windows

Launches the specified exe. Prerequisites: (1) diagtrack_action_output environment variable must be set to an existing, writable folder; (2) runexewithargs_output.txt file cannot exist in the folder indicated by the variable.

Use Executes arbitrary code

runexehelper.exe {PATH_ABSOLUTE:.exe}

Context: user
Native: Execute
MITRE: T1218
Detection: Sigma: github.com/SigmaHQ/sigma/blob/197615345b927682ab7ad7fa3c5f5bb2ed911eed/rules/windows/process_creation/proc_creation_win_lolbin_runexehelper.yml
IOC: c:\windows\system32\runexehelper.exe is run
IOC: Existence of runexewithargs_output.txt file
Refs: twitter.com/0gtweet/status/1206692239839289344
lolbas-project.github.io/lolbas/Binaries/Runexehelper/