Sysmon Configuration Error

Detects when an adversary is trying to hide it's action from Sysmon logging based on error messages

Sigma rule (View on GitHub)

 1title: Sysmon Configuration Error
 2id: 815cd91b-7dbc-4247-841a-d7dd1392b0a8
 3status: test
 4description: Detects when an adversary is trying to hide it's action from Sysmon logging based on error messages
 5references:
 6    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1562.001/T1562.001.md
 7    - https://talesfrominfosec.blogspot.com/2017/12/killing-sysmon-silently.html
 8author: frack113
 9date: 2021-06-04
10modified: 2022-07-07
11tags:
12    - attack.defense-evasion
13    - attack.t1564
14logsource:
15    product: windows
16    category: sysmon_error
17detection:
18    selection_error:
19        Description|contains:
20            - 'Failed to open service configuration with error'
21            - 'Failed to connect to the driver to update configuration'
22    filter_generic_english:
23        Description|contains|all:
24            - 'Failed to open service configuration with error'
25            - 'Last error: The media is write protected.'
26    filter_by_errorcode:
27        Description|contains:
28            - 'Failed to open service configuration with error 19'
29            - 'Failed to open service configuration with error 93'
30    condition: selection_error and not 1 of filter*
31falsepositives:
32    - Legitimate administrative action
33level: high

References

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