1type: trigger
2name: sigmahq/proc_creation_win_hktl_certipy
3description: |
4  Detects Certipy execution, a tool for Active Directory Certificate Services enumeration and abuse based on PE metadata characteristics and common command line arguments. 
5filter: |
6  (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && (evt.Parsed.Image endsWith '\\Certipy.exe' || evt.Parsed.OriginalFileName == 'Certipy.exe' || evt.Parsed.Description contains 'Certipy' || (evt.Parsed.CommandLine contains ' account ' || evt.Parsed.CommandLine contains ' auth ' || evt.Parsed.CommandLine contains ' cert ' || evt.Parsed.CommandLine contains ' find ' || evt.Parsed.CommandLine contains ' forge ' || evt.Parsed.CommandLine contains ' ptt ' || evt.Parsed.CommandLine contains ' relay ' || evt.Parsed.CommandLine contains ' req ' || evt.Parsed.CommandLine contains ' shadow ' || evt.Parsed.CommandLine contains ' template ') && (evt.Parsed.CommandLine contains ' -bloodhound' || evt.Parsed.CommandLine contains ' -ca-pfx ' || evt.Parsed.CommandLine contains ' -dc-ip ' || evt.Parsed.CommandLine contains ' -kirbi' || evt.Parsed.CommandLine contains ' -old-bloodhound' || evt.Parsed.CommandLine contains ' -pfx ' || evt.Parsed.CommandLine contains ' -target' || evt.Parsed.CommandLine contains ' -template' || evt.Parsed.CommandLine contains ' -username ' || evt.Parsed.CommandLine contains ' -vulnerable' || evt.Parsed.CommandLine contains 'auth -pfx' || evt.Parsed.CommandLine contains 'shadow auto' || evt.Parsed.CommandLine contains 'shadow list'))
7blackhole: 2m
8#status: test
9labels:
10  service: windows
11  confidence: 1
12  spoofable: 0
13  classification:
14   - attack.t1649
15
16  label: "HackTool - Certipy Execution"
17  behavior : "windows:audit"
18  remediation: false
19
20scope:
21  type: ParentProcessId
22  expression: evt.Parsed.ParentProcessId
23
24