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Elastic Docs ›Elastic Security Solution [7.14] ›Detections and alerts ›Prebuilt rule reference

UAC Bypass Attempt with IEditionUpgradeManager Elevated COM Interface

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UAC Bypass Attempt with IEditionUpgradeManager Elevated COM Interface

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

Rule type: eql

Rule indices:

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

Severity: high

Risk score: 73

Runs every: 5 minutes

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

Maximum alerts per execution: 100

References:

Tags:

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

Version: 3 (version history)

Added (Elastic Stack release): 7.11.0

Last modified (Elastic Stack release): 7.12.0

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 : "Clipup.exe" and not process.executable :
"C:\\Windows\\System32\\ClipUp.exe" and process.parent.name :
"dllhost.exe" and /* CLSID of the Elevated COM Interface
IEditionUpgradeManager */ process.parent.args :
"/Processid:{BD54C901-076B-434E-B6C7-17C531F4AB41}"

Threat mapping

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Framework: MITRE ATT&CKTM

Rule version history

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Version 3 (7.12.0 release)

  • Updated query, changed from:

    process where event.type in ("start", "process_started", "info") and
process.name == "Clipup.exe" and process.executable !=
"C:\\Windows\\System32\\ClipUp.exe" and process.parent.name ==
"dllhost.exe" and /* CLSID of the Elevated COM Interface
IEditionUpgradeManager */ wildcard(process.parent.args,"/Processid:{B
D54C901-076B-434E-B6C7-17C531F4AB41}")
Version 2 (7.11.2 release)
  • Formatting only
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