36 lines
815 B
YAML
36 lines
815 B
YAML
|
|
title: SysKey Registry Keys Access
|
|
ruletype: Sigma
|
|
author: Roberto Rodriguez @Cyb3rWard0g
|
|
date: 2019/08/12
|
|
description: Detects handle requests and access operations to specific registry keys
|
|
to calculate the SysKey
|
|
detection:
|
|
SELECTION_1:
|
|
EventID: 4656
|
|
SELECTION_2:
|
|
EventID: 4663
|
|
SELECTION_3:
|
|
ObjectType: key
|
|
SELECTION_4:
|
|
ObjectName:
|
|
- '*lsa\JD'
|
|
- '*lsa\GBG'
|
|
- '*lsa\Skew1'
|
|
- '*lsa\Data'
|
|
condition: ((SELECTION_1 or SELECTION_2) and SELECTION_3 and SELECTION_4)
|
|
falsepositives:
|
|
- Unknown
|
|
id: 9a4ff3b8-6187-4fd2-8e8b-e0eae1129495
|
|
level: critical
|
|
logsource:
|
|
product: windows
|
|
service: security
|
|
modified: 2021/11/27
|
|
references:
|
|
- https://threathunterplaybook.com/notebooks/windows/07_discovery/WIN-190625024610.html
|
|
status: test
|
|
tags:
|
|
- attack.discovery
|
|
- attack.t1012
|