SysKey Registry Keys Access

Detects handle requests and access operations to specific registry keys to calculate the SysKey

Sigma rule (View on GitHub)

 1title: SysKey Registry Keys Access
 2id: 9a4ff3b8-6187-4fd2-8e8b-e0eae1129495
 3status: test
 4description: Detects handle requests and access operations to specific registry keys to calculate the SysKey
 5references:
 6    - https://threathunterplaybook.com/hunts/windows/190625-RegKeyAccessSyskey/notebook.html
 7author: Roberto Rodriguez @Cyb3rWard0g
 8date: 2019-08-12
 9modified: 2021-11-27
10tags:
11    - attack.discovery
12    - attack.t1012
13logsource:
14    product: windows
15    service: security
16detection:
17    selection:
18        EventID:
19            - 4656
20            - 4663
21        ObjectType: 'key'
22        ObjectName|endswith:
23            - 'lsa\JD'
24            - 'lsa\GBG'
25            - 'lsa\Skew1'
26            - 'lsa\Data'
27    condition: selection
28falsepositives:
29    - Unknown
30level: high

References

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