title: OpenWith.exe Executes Specified Binary
author: Beyu Denis, oscd.community (rule), @harr0ey (idea)
date: 2019/10/12
description: The OpenWith.exe executes other binary
detection:
  SELECTION_1:
    EventID: 1
  SELECTION_2:
    Image: '*\OpenWith.exe'
  SELECTION_3:
    CommandLine: '*/c*'
  condition: (SELECTION_1 and SELECTION_2 and SELECTION_3)
falsepositives:
- Legitimate use of OpenWith.exe by legitimate user
id: cec8e918-30f7-4e2d-9bfa-a59cc97ae60f
level: high
logsource:
  category: process_creation
  product: windows
modified: 2019/11/04
references:
- https://github.com/LOLBAS-Project/LOLBAS/blob/master/yml/LOLUtilz/OSBinaries/Openwith.yml
- https://twitter.com/harr0ey/status/991670870384021504
status: experimental
tags:
- attack.defense_evasion
- attack.t1218
- attack.execution
ruletype: SIGMA