cscli scenarios install sigmahq/proc_creation_win_hktl_krbrelay1type: trigger2name: sigmahq/proc_creation_win_hktl_krbrelay3description: |4 Detects the use of KrbRelay, a Kerberos relaying tool5filter: |6 (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && (evt.Parsed.Image endsWith '\\KrbRelay.exe' || evt.Parsed.OriginalFileName == 'KrbRelay.exe' || evt.Parsed.CommandLine contains ' -spn ' && evt.Parsed.CommandLine contains ' -clsid ' && evt.Parsed.CommandLine contains ' -rbcd ' || evt.Parsed.CommandLine contains 'shadowcred' && evt.Parsed.CommandLine contains 'clsid' && evt.Parsed.CommandLine contains 'spn' || evt.Parsed.CommandLine contains 'spn ' && evt.Parsed.CommandLine contains 'session ' && evt.Parsed.CommandLine contains 'clsid ')7blackhole: 2m8#status: test9labels:10 service: windows11 confidence: 112 spoofable: 013 classification:14 - attack.t1558.0031516 label: "HackTool - KrbRelay Execution"17 behavior : "windows:audit"18 remediation: false1920scope:21 type: ParentProcessId22 expression: evt.Parsed.ParentProcessId2324