HackTool - CoercedPotato Named Pipe Creation

Detects the pattern of a pipe name as used by the hack tool CoercedPotato

Sigma rule (View on GitHub)

 1title: HackTool - CoercedPotato Named Pipe Creation
 2id: 4d0083b3-580b-40da-9bba-626c19fe4033
 3status: experimental
 4description: Detects the pattern of a pipe name as used by the hack tool CoercedPotato
 5references:
 6    - https://blog.hackvens.fr/articles/CoercedPotato.html
 7    - https://github.com/hackvens/CoercedPotato
 8author: Florian Roth (Nextron Systems)
 9date: 2023/10/11
10tags:
11    - attack.defense_evasion
12    - attack.privilege_escalation
13    - attack.t1055
14logsource:
15    product: windows
16    category: pipe_created
17    definition: 'Note that you have to configure logging for Named Pipe Events in Sysmon config (Event ID 17 and Event ID 18). The basic configuration is in popular sysmon configuration (https://github.com/SwiftOnSecurity/sysmon-config), but it is worth verifying. You can also use other repo, e.g. https://github.com/Neo23x0/sysmon-config, https://github.com/olafhartong/sysmon-modular. How to test detection? You can check powershell script from this site https://svch0st.medium.com/guide-to-named-pipes-and-hunting-for-cobalt-strike-pipes-dc46b2c5f575'
18detection:
19    selection:
20        PipeName|contains: '\coerced\'
21    condition: selection
22falsepositives:
23    - Unknown
24level: high

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