Query: Sigma YAML for windows / firewall-as
Matching passage: Sigma rule: Detects the addition of a new rule to the Windows Firewall exception list for an application located in a potentially su. Logsource: windows / firewall-as. Rule: title: New Firewall Rule Added In Windows Firewall Exception List For Potential Suspicious Application id: 9e2575e7-2cb9-4da1-adc8-ed94221dca5e related: - id: cde0a575-7d3d-4a49-9817-b8004a7bf105 type: derived status: test description: Detects the addition of a new rule to the Windows Firewall exception list for an application located in a potentially suspicious location. references: - https://learn.microsoft.com/en-us/previous-versions/windows/it-pro/windows-server-2008-r2-and-2008/dd364427(v=ws.10) - https://app.any.run/tasks/7123e948-c91e-49e0-a813-00e8d72ab393/# author: frack113 date: 2023-02-26 modified: 2024-05-10 tags: - attack.defense-impairment - attack.t1686.003 logsource: product: windows service: firewall-as detection: selection: EventID: - 2004 - 2071 - 2097 ApplicationPath|contains: - :\PerfLogs\ - :\Temp\ - :\Tmp\ - :\Users\Public\ - :\Windows\Tasks\ - :\Windows\Temp\ - \AppData\Local\Temp\ filter_main_block: Action: 2 condition: selection and not 1 of filter_main_* falsepositives: - Unknown level: high
Near-miss passage: Sigma rule: Detects GitHub self-hosted runners executing workflows on local infrastructure that could be abused for persistence and. Logsource: windows / process_creation. Rule: title: Github Self-Hosted Runner Execution id: 5bac7a56-da88-4c27-922e-c81e113b20cb status: test description: 'Detects GitHub self-hosted runners executing workflows on local infrastructure that could be abused for persistence and code execution. Shai-Hulud is an npm supply chain worm targeting CI/CD environments. It installs runners on compromised systems to maintain access after credential theft, leveraging their access to secrets and internal networks. ' references: - https://about.gitlab.com/blog/gitlab-discovers-widespread-npm-supply-chain-attack/ - https://securitylabs.datadoghq.com/articles/shai-hulud-2.0-npm-worm/ author: Daniel Koifman (KoifSec) date: 2025-11-29 tags: - attack.command-and-control - attack.t1102.002 - attack.t1071 logsource: category: process_creation product: windows detection: selection_worker_img: - Image|endswith: \Runner.Worker.exe - OriginalFileName: Runner.Worker.dll selection_worker_cli: CommandLine|contains: spawnclient selection_listener_img: - Image|endswith: \Runner.Listener.exe - OriginalFileName: Runner.Listener.dll selection_listener_cli: CommandLine|contains: - run - configure condition: all of selection_worker_* or all of selection_listener_* falsepositives: - Legitimate GitHub self-hosted runner installations on designated CI/CD infrastructure - Authorized runner deployments by DevOps/Platform teams following change management - Scheduled runner updates or reconfigurations on existing build agents - Self-hosted runners that follow expected/known naming patterns - Installation via expected/known configuration management tools (reflected mostly as parent process name) level: medium regression_tests_path: regression_data/rules/windows/process_creation/proc_creation_win_github_self_hosted_runner/info.yml