1type: trigger
2name: sigmahq/proc_creation_win_rar_compression_with_password
3description: |
4  Detects the use of rar.exe, on the command line, to create an archive with password protection or with a specific compression level. This is pretty indicative of malicious actions.
5filter: |
6  (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && (evt.Parsed.CommandLine contains ' -hp' && (evt.Parsed.CommandLine contains ' -m' || evt.Parsed.CommandLine contains ' a '))
7blackhole: 2m
8#status: test
9labels:
10  service: windows
11  confidence: 1
12  spoofable: 0
13  classification:
14   - attack.t1560.001
15
16  label: "Rar Usage with Password and Compression Level"
17  behavior : "windows:audit"
18  remediation: false
19
20scope:
21  type: ParentProcessId
22  expression: evt.Parsed.ParentProcessId
23
24