{"id":"67f113fa-e23d-4271-befa-30113b3e08b1","title":"Suspicious JavaScript Execution Via Mshta.EXE","description":"Detects execution of javascript code using \"mshta.exe\".","author":"E.M. Anhaus (originally from Atomic Blue Detections, Endgame), oscd.community","status":"test","level":"high","date":"2019-10-24","modified":"2023-02-07","tags":["attack.stealth","attack.t1218.005"],"technique_ids":["T1218.005"],"logsource":{"category":"process_creation","product":"windows"},"falsepositives":["Unknown"],"references":["https://eqllib.readthedocs.io/en/latest/analytics/6bc283c4-21f2-4aed-a05c-a9a3ffa95dd4.html","https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1218.005/T1218.005.md"],"source_path":"rules/windows/process_creation/proc_creation_win_mshta_javascript.yml","source_sha256":"ec912420cfc61a7251c61eb010a02d4e289b73168ec2d4f9b7d8ee1bc75294ce","source_url":"https://github.com/anpa1200/sigma/blob/b249e9683190cffdcaf188ccbfb90bf4759844e1/rules/windows/process_creation/proc_creation_win_mshta_javascript.yml","license":"Detection Rule License 1.1","license_url":"https://github.com/SigmaHQ/Detection-Rule-License/blob/main/LICENSE.Detection.Rules.md","yaml":"title: Suspicious JavaScript Execution Via Mshta.EXE\nid: 67f113fa-e23d-4271-befa-30113b3e08b1\nstatus: test\ndescription: Detects execution of javascript code using \"mshta.exe\".\nreferences:\n    - https://eqllib.readthedocs.io/en/latest/analytics/6bc283c4-21f2-4aed-a05c-a9a3ffa95dd4.html\n    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1218.005/T1218.005.md\nauthor: E.M. Anhaus (originally from Atomic Blue Detections, Endgame), oscd.community\ndate: 2019-10-24\nmodified: 2023-02-07\ntags:\n    - attack.stealth\n    - attack.t1218.005\nlogsource:\n    category: process_creation\n    product: windows\ndetection:\n    selection_img:\n        - Image|endswith: '\\mshta.exe'\n        - OriginalFileName: 'MSHTA.EXE'\n    selection_cli:\n        CommandLine|contains: 'javascript'\n    condition: all of selection_*\nfalsepositives:\n    - Unknown\nlevel: high\n","validation":"yaml_parsed_not_backend_compiled_or_live_validated","techniques":[{"key":"enterprise/T1218.005","id":"T1218.005","name":"Mshta","page":"techniques/enterprise/T1218.005/"}],"data_path":"data/detection-rules/67f113fa-e23d-4271-befa-30113b3e08b1.json","kind":"sigma"}