cscli scenarios install sigmahq/proc_creation_win_schtasks_delete_all1type: trigger2name: sigmahq/proc_creation_win_schtasks_delete_all3description: |4 Detects the usage of schtasks with the delete flag and the asterisk symbol to delete all tasks from the schedule of the local computer, including tasks scheduled by other users.5filter: |6 (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && (evt.Parsed.Image endsWith '\\schtasks.exe' && evt.Parsed.CommandLine contains ' /delete ' && evt.Parsed.CommandLine contains '/tn *' && evt.Parsed.CommandLine contains ' /f')7blackhole: 2m8#status: test9labels:10 service: windows11 confidence: 112 spoofable: 013 classification:14 - attack.t14891516 label: "Delete All Scheduled Tasks"17 behavior : "windows:audit"18 remediation: false1920scope:21 type: ParentProcessId22 expression: evt.Parsed.ParentProcessId2324