1type: trigger
2name: sigmahq/proc_creation_win_bitsadmin_download_direct_ip
3description: |
4  Detects usage of bitsadmin downloading a file using an URL that contains an IP
5filter: |
6  (evt.Meta.service == 'sysmon' && evt.Parsed.EventID == '1') && ((evt.Parsed.Image endsWith '\\bitsadmin.exe' || evt.Parsed.OriginalFileName == 'bitsadmin.exe') && (evt.Parsed.CommandLine contains ' /transfer ' || evt.Parsed.CommandLine contains ' /create ' || evt.Parsed.CommandLine contains ' /addfile ') && (evt.Parsed.CommandLine contains '://1' || evt.Parsed.CommandLine contains '://2' || evt.Parsed.CommandLine contains '://3' || evt.Parsed.CommandLine contains '://4' || evt.Parsed.CommandLine contains '://5' || evt.Parsed.CommandLine contains '://6' || evt.Parsed.CommandLine contains '://7' || evt.Parsed.CommandLine contains '://8' || evt.Parsed.CommandLine contains '://9') && not (evt.Parsed.CommandLine contains '://7-'))
7blackhole: 2m
8#status: test
9labels:
10  service: windows
11  confidence: 1
12  spoofable: 0
13  classification:
14   - attack.t1197
15   - attack.t1036.003
16
17  label: "Suspicious Download From Direct IP Via Bitsadmin"
18  behavior : "windows:audit"
19  remediation: false
20
21scope:
22  type: ParentProcessId
23  expression: evt.Parsed.ParentProcessId
24
25