1type: trigger
2name: sigmahq/proc_creation_win_browsers_chromium_headless_file_download
3description: |
4  Detects execution of chromium based browser in headless mode using the "dump-dom" command line to download files
5filter: |
6  (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && ((evt.Parsed.Image endsWith '\\brave.exe' || evt.Parsed.Image endsWith '\\chrome.exe' || evt.Parsed.Image endsWith '\\msedge.exe' || evt.Parsed.Image endsWith '\\opera.exe' || evt.Parsed.Image endsWith '\\vivaldi.exe') && evt.Parsed.CommandLine contains '--headless' && evt.Parsed.CommandLine contains 'dump-dom' && evt.Parsed.CommandLine contains 'http')
7blackhole: 2m
8#status: test
9labels:
10  service: windows
11  confidence: 1
12  spoofable: 0
13  classification:
14   - attack.t1105
15
16  label: "File Download with Headless Browser"
17  behavior : "windows:audit"
18  remediation: false
19
20scope:
21  type: ParentProcessId
22  expression: evt.Parsed.ParentProcessId
23
24