cscli scenarios install sigmahq/proc_creation_win_net_user_add_never_expire1type: trigger2name: sigmahq/proc_creation_win_net_user_add_never_expire3description: |4 Detects creation of local users via the net.exe command with the option "never expire"5filter: |6 (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && ((evt.Parsed.Image endsWith '\\net.exe' || evt.Parsed.Image endsWith '\\net1.exe' || evt.Parsed.OriginalFileName in ['net.exe', 'net1.exe']) && evt.Parsed.CommandLine contains 'user' && evt.Parsed.CommandLine contains 'add' && evt.Parsed.CommandLine contains 'expires:never')7blackhole: 2m8#status: test9labels:10 service: windows11 confidence: 112 spoofable: 013 classification:14 - attack.t1136.0011516 label: "New User Created Via Net.EXE With Never Expire Option"17 behavior : "windows:audit"18 remediation: false1920scope:21 type: ParentProcessId22 expression: evt.Parsed.ParentProcessId2324