Volume Shadow Copy Mount — Sigma Rule

Rule metadata and linked tags

Author: Roberto Rodriguez @Cyb3rWard0g, Open Threat Research (OTR). Source status: test; severity: low. Source dates: 2020-10-20 / 2022-12-25.

{
  "product": "windows",
  "service": "system"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: 9480ecca2732fd81492e1c84e339cb74756df6b0d4b1efb16b19196d7439f4f6

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: Volume Shadow Copy Mount
id: f512acbf-e662-4903-843e-97ce4652b740
status: test
description: Detects volume shadow copy mount via Windows event log
references:
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1003.002/T1003.002.md#atomic-test-3---esentutlexe-sam-copy
author: Roberto Rodriguez @Cyb3rWard0g, Open Threat Research (OTR)
date: 2020-10-20
modified: 2022-12-25
tags:
    - attack.credential-access
    - attack.t1003.002
logsource:
    product: windows
    service: system
detection:
    selection:
        Provider_Name: Microsoft-Windows-Ntfs
        EventID: 98
        DeviceName|contains: HarddiskVolumeShadowCopy
    condition: selection
falsepositives:
    - Legitimate use of volume shadow copy mounts (backups maybe).
level: low

Original YAML and metadata in JSON

False positives

• Legitimate use of volume shadow copy mounts (backups maybe).

Source references

• https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1003.002/T1003.002.md#atomic-test-3---esentutlexe-sam-copy