cscli scenarios install sigmahq/proc_creation_win_hktl_sharpevtmute1type: trigger2name: sigmahq/proc_creation_win_hktl_sharpevtmute3description: |4 Detects the use of SharpEvtHook, a tool that tampers with the Windows event logs5filter: |6 (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && (evt.Parsed.Image endsWith '\\SharpEvtMute.exe' || evt.Parsed.Description == 'SharpEvtMute' || evt.Parsed.CommandLine contains '--Filter "rule ' || evt.Parsed.CommandLine contains '--Encoded --Filter \\"')7blackhole: 2m8#status: test9labels:10 service: windows11 confidence: 112 spoofable: 013 classification:14 - attack.t1562.0021516 label: "HackTool - SharpEvtMute Execution"17 behavior : "windows:audit"18 remediation: false1920scope:21 type: ParentProcessId22 expression: evt.Parsed.ParentProcessId2324