{"id":"493fb4ab-cdcc-4c4f-818c-0e363bd1e4bb","title":"WMI Event Consumer Created Named Pipe","description":"Detects the WMI Event Consumer service scrcons.exe creating a named pipe","author":"Florian Roth (Nextron Systems)","status":"test","level":"medium","date":"2021-09-01","modified":"2023-11-30","tags":["attack.t1047","attack.execution"],"technique_ids":["T1047"],"logsource":{"product":"windows","category":"pipe_created","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"},"falsepositives":["Unknown"],"references":["https://github.com/RiccardoAncarani/LiquidSnake"],"source_path":"rules/windows/pipe_created/pipe_created_scrcons_wmi_consumer_namedpipe.yml","source_sha256":"55923eb936515070cfd5205746337d903bd5a486371681e0f61e0672da5e8ac5","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/pipe_created/pipe_created_scrcons_wmi_consumer_namedpipe.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: WMI Event Consumer Created Named Pipe\nid: 493fb4ab-cdcc-4c4f-818c-0e363bd1e4bb\nstatus: test\ndescription: Detects the WMI Event Consumer service scrcons.exe creating a named pipe\nreferences:\n    - https://github.com/RiccardoAncarani/LiquidSnake\nauthor: Florian Roth (Nextron Systems)\ndate: 2021-09-01\nmodified: 2023-11-30\ntags:\n    - attack.t1047\n    - attack.execution\nlogsource:\n    product: windows\n    category: pipe_created\n    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'\ndetection:\n    selection:\n        Image|endswith: '\\scrcons.exe'\n    condition: selection\nfalsepositives:\n    - Unknown\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1047","id":"T1047","name":"Windows Management Instrumentation","page":"techniques/enterprise/T1047/"}],"data_path":"data/detection-rules/493fb4ab-cdcc-4c4f-818c-0e363bd1e4bb.json","kind":"sigma"}