{"id":"12f6b752-042d-483e-bf9c-915a6d06ad75","title":"Windows Firewall Disabled via PowerShell","description":"Detects attempts to disable the Windows Firewall using PowerShell","author":"Tim Rauch, Elastic (idea)","status":"test","level":"medium","date":"2022-09-14","modified":"2023-02-13","tags":["attack.defense-impairment","attack.t1685"],"technique_ids":["T1685"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unknown"],"references":["https://www.elastic.co/guide/en/security/current/windows-firewall-disabled-via-powershell.html"],"source_path":"rules/windows/process_creation/proc_creation_win_powershell_disable_firewall.yml","source_sha256":"8c6ecd46e6513362b62e221b6526ef073d45cc062d1fd3273e34bcf653845f27","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_powershell_disable_firewall.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Windows Firewall Disabled via PowerShell\nid: 12f6b752-042d-483e-bf9c-915a6d06ad75\nrelated:\n    - id: 488b44e7-3781-4a71-888d-c95abfacf44d\n      type: similar\nstatus: test\ndescription: Detects attempts to disable the Windows Firewall using PowerShell\nreferences:\n    - https://www.elastic.co/guide/en/security/current/windows-firewall-disabled-via-powershell.html\nauthor: Tim Rauch, Elastic (idea)\ndate: 2022-09-14\nmodified: 2023-02-13\ntags:\n    - attack.defense-impairment\n    - attack.t1685\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection_name:\n        - Image|endswith:\n              - '\\powershell.exe'\n              - '\\pwsh.exe'\n              - '\\powershell_ise.exe'\n        - OriginalFileName:\n              - 'PowerShell.EXE'\n              - 'pwsh.dll'\n    selection_args:\n        CommandLine|contains|all:\n            - 'Set-NetFirewallProfile '\n            - ' -Enabled '\n            - ' False'\n    selection_opt:\n        CommandLine|contains:\n            - ' -All '\n            - 'Public'\n            - 'Domain'\n            - 'Private'\n    condition: all of selection_*\nfalsepositives:\n    - Unknown\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1685","id":"T1685","name":"Disable or Modify Tools","page":"techniques/enterprise/T1685/"}],"data_path":"data/detection-rules/12f6b752-042d-483e-bf9c-915a6d06ad75.json","kind":"sigma"}