Volume Shadow Copy Deleted or Resized via VssAdmin

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Volume Shadow Copy Deleted or Resized via VssAdmin

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Identifies use of vssadmin.exe for shadow copy deletion or resizing on endpoints. This commonly occurs in tandem with ransomware or other destructive attacks.

Rule type: eql

Rule indices:

  • winlogbeat-*
  • logs-endpoint.events.*
  • logs-windows.*

Severity: high

Risk score: 73

Runs every: 5m

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References: None

Tags:

  • Elastic
  • Host
  • Windows
  • Threat Detection
  • Impact

Version: 11

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule query

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process where event.type in ("start", "process_started")
  and (process.name : "vssadmin.exe" or process.pe.original_file_name == "VSSADMIN.EXE") and
  process.args in ("delete", "resize") and process.args : "shadows*"

Framework: MITRE ATT&CKTM