UAC Bypass Attempt via Elevated COM Internet Explorer Add-On Installeredit

Identifies User Account Control (UAC) bypass attempts by abusing an elevated COM Interface to launch a malicious program. Attackers may attempt to bypass UAC to stealthily execute code with elevated permissions.

Rule type: eql

Rule indices:

  • winlogbeat-*
  • logs-windows.*

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



  • Elastic
  • Host
  • Windows
  • Threat Detection
  • Privilege Escalation

Version: 4

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule queryedit

process where event.type in ("start", "process_started") and
 process.executable : "C:\\*\\AppData\\*\\Temp\\IDC*.tmp\\*.exe" and : "ieinstal.exe" and process.parent.args : "-Embedding"

 /* uncomment once in winlogbeat */
 /* and not (process.code_signature.subject_name == "Microsoft Corporation" and process.code_signature.trusted == true) */