31 lines
879 B
YAML
31 lines
879 B
YAML
|
|
title: Execution via WorkFolders.exe
|
|
ruletype: Sigma
|
|
author: Maxime Thiebaut (@0xThiebaut)
|
|
date: 2021/10/21
|
|
description: Detects using WorkFolders.exe to execute an arbitrary control.exe
|
|
detection:
|
|
SELECTION_1:
|
|
EventID: 1
|
|
SELECTION_2:
|
|
Image: '*\control.exe'
|
|
SELECTION_3:
|
|
ParentImage: '*\WorkFolders.exe'
|
|
SELECTION_4:
|
|
Image: C:\Windows\System32\control.exe
|
|
condition: (SELECTION_1 and (SELECTION_2 and SELECTION_3) and not (SELECTION_4))
|
|
falsepositives:
|
|
- Legitimate usage of the uncommon Windows Work Folders feature.
|
|
id: 0bbc6369-43e3-453d-9944-cae58821c173
|
|
level: high
|
|
logsource:
|
|
category: process_creation
|
|
definition: 'Requirements: Sysmon ProcessCreation logging must be activated'
|
|
product: windows
|
|
references:
|
|
- https://twitter.com/elliotkillick/status/1449812843772227588
|
|
status: experimental
|
|
tags:
|
|
- attack.defense_evasion
|
|
- attack.t1218
|