{"id":"eca8ae39-5c3c-4321-b538-9e64fe25822e","title":"Installation of WSL Kali-Linux","description":"Detects installation of Kali Linux distribution through Windows Subsystem for Linux (WSL).\nAttackers may use Kali Linux WSL to leverage its penetration testing tools and capabilities for malicious purposes.\n","author":"Swachchhanda Shrawan Poudel (Nextron Systems)","status":"experimental","level":"high","date":"2025-10-10","modified":"","tags":["attack.execution","attack.t1059"],"technique_ids":["T1059"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Legitimate installation or usage of Kali Linux WSL by administrators or security teams"],"references":["https://medium.com/@redfanatic7/running-kali-linux-on-windows-51ad95166e6e","https://learn.microsoft.com/en-us/windows/wsl/install"],"source_path":"rules/windows/process_creation/proc_creation_win_wsl_kali_linux_installation.yml","source_sha256":"db9051ab6acbd9556849449451abfc7588b55efbc34aedef52c57338912fd482","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_wsl_kali_linux_installation.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Installation of WSL Kali-Linux\nid: eca8ae39-5c3c-4321-b538-9e64fe25822e\nstatus: experimental\ndescription: |\n    Detects installation of Kali Linux distribution through Windows Subsystem for Linux (WSL).\n    Attackers may use Kali Linux WSL to leverage its penetration testing tools and capabilities for malicious purposes.\nreferences:\n    - https://medium.com/@redfanatic7/running-kali-linux-on-windows-51ad95166e6e\n    - https://learn.microsoft.com/en-us/windows/wsl/install\nauthor: Swachchhanda Shrawan Poudel (Nextron Systems)\ndate: 2025-10-10\ntags:\n    - attack.execution\n    - attack.t1059\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection_wsl_img:\n        - Image|endswith: '\\wsl.exe'\n        - OriginalFileName: 'wsl'\n    selection_wsl_install:\n        CommandLine|contains:\n            - ' --install '\n            - ' -i '\n    selection_wsl_kali:\n        CommandLine|contains: 'kali'\n    condition: all of selection_wsl_*\nfalsepositives:\n    - Legitimate installation or usage of Kali Linux WSL by administrators or security teams\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1059","id":"T1059","name":"Command and Scripting Interpreter","page":"techniques/enterprise/T1059/"}],"data_path":"data/detection-rules/eca8ae39-5c3c-4321-b538-9e64fe25822e.json","kind":"sigma"}