Linux Doas Conf File Creation

calendar Oct 23, 2025 · attack.defense-evasion attack.privilege-escalation attack.t1548  ·
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Detects the creation of doas.conf file in linux host platform.

Sigma rule (View on GitHub)

 1title: Linux Doas Conf File Creation
 2id: 00eee2a5-fdb0-4746-a21d-e43fbdea5681
 3status: stable
 4description: Detects the creation of doas.conf file in linux host platform.
 5references:
 6    - https://research.splunk.com/endpoint/linux_doas_conf_file_creation/
 7    - https://www.makeuseof.com/how-to-install-and-use-doas/
 8author: Sittikorn S, Teoderick Contreras
 9date: 2022-01-20
10modified: 2022-12-31
11tags:
12    - attack.defense-evasion
13    - attack.privilege-escalation
14    - attack.t1548
15logsource:
16    product: linux
17    category: file_event
18detection:
19    selection:
20        TargetFilename|endswith: '/etc/doas.conf'
21    condition: selection
22falsepositives:
23    - Unlikely
24level: medium

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