BITS Transfer Job Download To Potential Suspicious Folder — Sigma Rule

Rule metadata and linked tags

Author: Florian Roth (Nextron Systems). Source status: test; severity: high. Source dates: 2022-06-28 / 2023-03-27.

{
  "product": "windows",
  "service": "bits-client"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: b09960dd0a698ffd763190ad69389144b6570117046ea0ea4e3b633e29cb30c3

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

title: BITS Transfer Job Download To Potential Suspicious Folder
id: f8a56cb7-a363-44ed-a82f-5926bb44cd05
status: test
description: Detects new BITS transfer job where the LocalName/Saved file is stored in a potentially suspicious location
references:
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1197/T1197.md
author: Florian Roth (Nextron Systems)
date: 2022-06-28
modified: 2023-03-27
tags:
    - attack.persistence
    - attack.execution
    - attack.stealth
    - attack.t1197
logsource:
    product: windows
    service: bits-client
detection:
    selection:
        EventID: 16403
        LocalName|contains:
            # TODO: Add more interesting suspicious paths
            - '\Desktop\'
            - 'C:\Users\Public\'
            - 'C:\PerfLogs\'
    condition: selection
falsepositives:
    - Unknown
level: high

Original YAML and metadata in JSON

False positives

• Unknown

Source references

• https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1197/T1197.md