1type: trigger
2name: sigmahq/proc_creation_win_regini_ads
3description: |
4  Detects the import of an alternate data stream with regini.exe, regini.exe can be used to modify registry keys.
5filter: |
6  (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && ((evt.Parsed.Image endsWith '\\regini.exe' || evt.Parsed.OriginalFileName == 'REGINI.EXE') && evt.Parsed.CommandLine matches ':[^ \\\\]')
7blackhole: 2m
8#status: test
9labels:
10  service: windows
11  confidence: 1
12  spoofable: 0
13  classification:
14   - attack.t1112
15
16  label: "Suspicious Registry Modification From ADS Via Regini.EXE"
17  behavior : "windows:audit"
18  remediation: false
19
20scope:
21  type: ParentProcessId
22  expression: evt.Parsed.ParentProcessId
23
24