Florian Roth
23 lines
670 B
YAML
23 lines
670 B
YAML
title: Whoami as LOCAL_SYSTEM
|
|
id: 1453b1a4-261b-4daf-afe1-2a400a838b5c
|
|
status: experimental
|
|
description: Detects the execution of whoami as LOCAL_SYSTEM, often used after privilege escalation by attackers who want to evaluate the new user context
|
|
author: Florian Roth
|
|
date: 2019/12/22
|
|
tags:
|
|
- attack.discovery
|
|
- attack.t1033
|
|
- car.2016-03-001
|
|
logsource:
|
|
category: process_creation
|
|
product: windows
|
|
detection:
|
|
selection:
|
|
Image|contains: '\whoami.exe'
|
|
User: 'NT AUTHORITY\SYSTEM'
|
|
condition: selection
|
|
falsepositives:
|
|
- Admin activity
|
|
- Scripts and administrative tools used in the monitored environment
|
|
level: critical
|