{"id":"30e92f50-bb5a-4884-98b5-d20aa80f3d7a","title":"Hidden Powershell in Link File Pattern","description":"Detects events that appear when a user click on a link file with a powershell command in it","author":"frack113","status":"test","level":"medium","date":"2022-02-06","modified":"","tags":["attack.execution","attack.t1059.001"],"technique_ids":["T1059.001"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Legitimate commands in .lnk files"],"references":["https://www.x86matthew.com/view_post?id=embed_exe_lnk"],"source_path":"rules/windows/process_creation/proc_creation_win_susp_embed_exe_lnk.yml","source_sha256":"c21b466ed575d7c97b32f1f4eef6e42d652d63302f81b6357d9ba78f71dd42d4","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_susp_embed_exe_lnk.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Hidden Powershell in Link File Pattern\nid: 30e92f50-bb5a-4884-98b5-d20aa80f3d7a\nstatus: test\ndescription: Detects events that appear when a user click on a link file with a powershell command in it\nreferences:\n    - https://www.x86matthew.com/view_post?id=embed_exe_lnk\nauthor: frack113\ndate: 2022-02-06\ntags:\n    - attack.execution\n    - attack.t1059.001\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection:\n        ParentImage: C:\\Windows\\explorer.exe\n        Image: C:\\Windows\\System32\\cmd.exe\n        CommandLine|contains|all:\n            - 'powershell'\n            - '.lnk'\n    condition: selection\nfalsepositives:\n    - Legitimate commands in .lnk files\nlevel: medium\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1059.001","id":"T1059.001","name":"PowerShell","page":"techniques/enterprise/T1059.001/"}],"data_path":"data/detection-rules/30e92f50-bb5a-4884-98b5-d20aa80f3d7a.json","kind":"sigma"}