Veeam Backup Library Loaded by Unusual Process

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Veeam Backup Library Loaded by Unusual Process

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Identifies potential credential decrypt operations by PowerShell or unsigned processes using the Veeam.Backup.Common.dll library. Attackers can use Veeam Credentials to target backups as part of destructive operations such as Ransomware attacks.

Rule type: eql

Rule indices:

  • logs-endpoint.events.library*

Severity: medium

Risk score: 47

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:

  • Domain: Endpoint
  • OS: Windows
  • Use Case: Threat Detection
  • Tactic: Credential Access
  • Data Source: Elastic Defend

Version: 1

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule query

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library where host.os.type == "windows" and event.action == "load" and
  (dll.name : "Veeam.Backup.Common.dll" or dll.pe.original_file_name : "Veeam.Backup.Common.dll") and
  (
    process.code_signature.trusted == false or
    process.code_signature.exists == false or
    process.name : ("powershell.exe", "pwsh.exe", "powershell_ise.exe")
  )

Framework: MITRE ATT&CKTM