VSS Backup Deletion via WMI - Powershell (via powershell)
- Product
- windows
- Service
- powershell
- Author
- HuntRule
- Published
- 2026-06-24
- Updated
- 2026-08-28
ATT&CK techniques
ImpactRecon
Resource Dev
Initial Access
Execution
Persistence
Priv Esc
Defense Evasion
Cred Access
Discovery
Lateral Movement
Collection
C2
Exfiltration
What it detects
This rule detects delete existing VSS backup via WMI.
Reporting behind it
- attack.mitre.orghttps://attack.mitre.org/techniques/T1490/
- picussecurity.comhttps://www.picussecurity.com/resource/blog/how-to-beat-nefilim-ransomware-attacks
- itechtics.comhttps://www.itechtics.com/volume-shadow-copies/
- docs.microsoft.comhttps://docs.microsoft.com/en-us/windows-server/administration/windows-commands/wbadmin
- picussecurity.comhttps://www.picussecurity.com/resource/blog/technique-to-delete-volume-shadow-copies-deviceiocontrol
- elastic.cohttps://www.elastic.co/guide/en/security/current/volume-shadow-copy-deletion-via-powershell.html
- blogs.vmware.comhttps://blogs.vmware.com/security/2022/09/threat-report-illuminating-volume-shadow-deletion.html
Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.
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