Detection rules › Sigma
Volume Shadow Copy Mount
Detects volume shadow copy mount via Windows event log
Known false positives
- Legitimate use of volume shadow copy mounts (backups maybe).
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Credential Access |
Telemetry coverage
| Provider | Record / event type |
|---|---|
| Ntfs | Event ID 98: Volume DriveName (DeviceName) CorruptionActionState. |
Rule body
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
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
Provider_Name: Microsoft-Windows-Ntfs
EventID: 98
DeviceName|contains: HarddiskVolumeShadowCopy
Indicators
These rows show field, operator, and value matches.
| Field | Kind | Values | Search |
|---|---|---|---|
DeviceName | match |
| field:"Computer" kind:match value:"HarddiskVolumeShadowCopy" |
Provider_Name | eq |
| field:"Provider_Name" kind:eq value:"Microsoft-Windows-Ntfs" |