Capabilities Discovery - Linux

calendar Aug 12, 2024 · attack.discovery attack.t1083  ·
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Detects usage of "getcap" binary. This is often used during recon activity to determine potential binaries that can be abused as GTFOBins or other.

Sigma rule (View on GitHub)

 1title: Capabilities Discovery - Linux
 2id: d8d97d51-122d-4cdd-9e2f-01b4b4933530
 3status: test
 4description: Detects usage of "getcap" binary. This is often used during recon activity to determine potential binaries that can be abused as GTFOBins or other.
 5references:
 6    - https://github.com/SaiSathvik1/Linux-Privilege-Escalation-Notes
 7    - https://github.com/carlospolop/PEASS-ng
 8    - https://github.com/diego-treitos/linux-smart-enumeration
 9author: Nasreddine Bencherchali (Nextron Systems)
10date: 2022-12-28
11modified: 2024-03-05
12tags:
13    - attack.discovery
14    - attack.t1083
15logsource:
16    category: process_creation
17    product: linux
18detection:
19    selection:
20        Image|endswith: '/getcap'
21        CommandLine|contains|windash: ' -r '
22    condition: selection
23falsepositives:
24    - Unknown
25level: low

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