Create Runexehelper.yml (#269)

Co-authored-by: Wietze <wietze@users.noreply.github.com>
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Grzegorz Tworek 2022-12-17 18:30:30 +01:00 committed by GitHub
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---
Name: Runexehelper.exe
Description: Launcher process
Author: Grzegorz Tworek
Created: 2022-12-13
Commands:
- Command: runexehelper.exe c:\windows\system32\calc.exe
Description: '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.'
Usecase: Executes arbitrary code
Category: Execute
Privileges: User
MitreID: T1218
OperatingSystem: Windows 10, Windows 11, Windows Server 2012, Windows Server 2016, Windows Server 2019, Windows Server 2022
Full_Path:
- Path: c:\windows\system32\runexehelper.exe
Detection:
- IOC: c:\windows\system32\runexehelper.exe is run
- IOC: Existence of runexewithargs_output.txt file
Resources:
- Link: https://twitter.com/0gtweet/status/1206692239839289344
Acknowledgement:
- Person: Grzegorz Tworek
Handle: '@0gtweet'