Linux Recon Indicators

calendar Oct 17, 2023 · attack.reconnaissance attack.t1592.004 attack.credential_access attack.t1552.001  ·
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Detects events with patterns found in commands used for reconnaissance on linux systems

Sigma rule (View on GitHub)

 1title: Linux Recon Indicators
 2id: 0cf7a157-8879-41a2-8f55-388dd23746b7
 3status: test
 4description: Detects events with patterns found in commands used for reconnaissance on linux systems
 5references:
 6    - https://github.com/sleventyeleven/linuxprivchecker/blob/0d701080bbf92efd464e97d71a70f97c6f2cd658/linuxprivchecker.py
 7author: Florian Roth (Nextron Systems)
 8date: 2022/06/20
 9tags:
10    - attack.reconnaissance
11    - attack.t1592.004
12    - attack.credential_access
13    - attack.t1552.001
14logsource:
15    category: process_creation
16    product: linux
17detection:
18    selection:
19        CommandLine|contains:
20            - ' -name .htpasswd'
21            - ' -perm -4000 '
22    condition: selection
23falsepositives:
24    - Legitimate administration activities
25level: high

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