cscli scenarios install sigmahq/proc_creation_win_mshta_lethalhta_technique1type: trigger2name: sigmahq/proc_creation_win_mshta_lethalhta_technique3description: |4 Detects potential LethalHTA technique where the "mshta.exe" is spawned by an "svchost.exe" process5filter: |6 (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && (evt.Parsed.ParentImage endsWith '\\svchost.exe' && evt.Parsed.Image endsWith '\\mshta.exe')7blackhole: 2m8#status: test9labels:10 service: windows11 confidence: 112 spoofable: 013 classification:14 - attack.t1218.0051516 label: "Potential LethalHTA Technique Execution"17 behavior : "windows:audit"18 remediation: false1920scope:21 type: ParentProcessId22 expression: evt.Parsed.ParentProcessId2324