Bypass UAC via Event Viewer

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Identifies User Account Control (UAC) bypass via eventvwr.exe. Attackers bypass UAC to stealthily execute code with elevated permissions.

Rule type: query

Rule indices:

  • winlogbeat-*

Severity: low

Risk score: 21

Runs every: 5 minutes

Searches indices from: now-6m (Date Math format, see also Additional look-back time)

Maximum signals per execution: 100

Tags:

  • Elastic
  • Windows

Version: 1

Added (Elastic Stack release): 7.7.0

Rule query

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process.parent.name:eventvwr.exe and event.action:"Process Create
(rule: ProcessCreate)" and not
process.executable:("C:\Windows\SysWOW64\mmc.exe" or
"C:\Windows\System32\mmc.exe")

Threat mapping

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Framework: MITRE ATT&CKTM