{"id":"c260b6db-48ba-4b4a-a76f-2f67644e99d2","title":"HackTool - Covenant PowerShell Launcher","description":"Detects suspicious command lines used in Covenant luanchers","author":"Florian Roth (Nextron Systems), Jonhnathan Ribeiro, oscd.community","status":"test","level":"high","date":"2020-06-04","modified":"2023-02-21","tags":["attack.execution","attack.stealth","attack.t1059.001","attack.t1564.003"],"technique_ids":["T1059.001","T1564.003"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":[],"references":["https://posts.specterops.io/covenant-v0-5-eee0507b85ba"],"source_path":"rules/windows/process_creation/proc_creation_win_hktl_covenant.yml","source_sha256":"a90c6c33d909a1e42b3cb9e6fa8fc1e6855ba33e26493f16917fe32d04a7be12","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_hktl_covenant.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: HackTool - Covenant PowerShell Launcher\nid: c260b6db-48ba-4b4a-a76f-2f67644e99d2\nstatus: test\ndescription: Detects suspicious command lines used in Covenant luanchers\nreferences:\n    - https://posts.specterops.io/covenant-v0-5-eee0507b85ba\nauthor: Florian Roth (Nextron Systems), Jonhnathan Ribeiro, oscd.community\ndate: 2020-06-04\nmodified: 2023-02-21\ntags:\n    - attack.execution\n    - attack.stealth\n    - attack.t1059.001\n    - attack.t1564.003\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection_1:\n        CommandLine|contains|all:\n            - '-Sta'\n            - '-Nop'\n            - '-Window'\n            - 'Hidden'\n        CommandLine|contains:\n            - '-Command'\n            - '-EncodedCommand'\n    selection_2:\n        CommandLine|contains:\n            - 'sv o (New-Object IO.MemorySteam);sv d '\n            - 'mshta file.hta'\n            - 'GruntHTTP'\n            - '-EncodedCommand cwB2ACAAbwAgA'\n    condition: 1 of selection_*\nlevel: high\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/"},{"key":"enterprise/T1564.003","id":"T1564.003","name":"Hidden Window","page":"techniques/enterprise/T1564.003/"}],"data_path":"data/detection-rules/c260b6db-48ba-4b4a-a76f-2f67644e99d2.json","kind":"sigma"}