cscli scenarios install sigmahq/proc_creation_win_uac_bypass_wmp1type: trigger2name: sigmahq/proc_creation_win_uac_bypass_wmp3description: |4 Detects the pattern of UAC Bypass using Windows Media Player osksupport.dll (UACMe 32)5filter: |6 (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && (evt.Parsed.Image == 'C:\\Program Files\\Windows Media Player\\osk.exe' && (evt.Parsed.IntegrityLevel in ['High', 'System']) || evt.Parsed.Image == 'C:\\Windows\\System32\\cmd.exe' && evt.Parsed.ParentCommandLine == '"C:\\Windows\\system32\\mmc.exe" "C:\\Windows\\system32\\eventvwr.msc" /s' && (evt.Parsed.IntegrityLevel in ['High', 'System']))7blackhole: 2m8#status: test9labels:10 service: windows11 confidence: 112 spoofable: 013 classification:14 - attack.t1548.0021516 label: "UAC Bypass Using Windows Media Player - Process"17 behavior : "windows:audit"18 remediation: false1920scope:21 type: ParentProcessId22 expression: evt.Parsed.ParentProcessId2324