33 lines
788 B
YAML
33 lines
788 B
YAML
|
|
title: Run Whoami as SYSTEM
|
|
ruletype: Sigma
|
|
author: Teymur Kheirkhabarov
|
|
date: 2019/10/23
|
|
description: Detects a whoami.exe executed by LOCAL SYSTEM. This may be a sign of
|
|
a successful local privilege escalation.
|
|
detection:
|
|
SELECTION_1:
|
|
EventID: 1
|
|
SELECTION_2:
|
|
User:
|
|
- NT AUTHORITY\SYSTEM*
|
|
- AUTORITE NT\Sys*
|
|
SELECTION_3:
|
|
Image: '*\whoami.exe'
|
|
condition: (SELECTION_1 and SELECTION_2 and SELECTION_3)
|
|
falsepositives:
|
|
- Unknown
|
|
id: 80167ada-7a12-41ed-b8e9-aa47195c66a1
|
|
level: high
|
|
logsource:
|
|
category: process_creation
|
|
product: windows
|
|
modified: 2021/08/26
|
|
references:
|
|
- https://speakerdeck.com/heirhabarov/hunting-for-privilege-escalation-in-windows-environment
|
|
status: experimental
|
|
tags:
|
|
- attack.privilege_escalation
|
|
- attack.discovery
|
|
- attack.t1033
|