UAC Bypass Attempt with IEditionUpgradeManager Elevated COM Interface
Elastic Stack Serverless Security
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: 5m
Searches indices from: now-9m (https://www.elastic.co/guide/en/elasticsearch/reference/current/common-options.html#date-math[Date Math format], see also Additional look-back time)
Maximum alerts per execution: 100
References:
Tags:
- Elastic
- Host
- Windows
- Threat Detection
- Privilege Escalation
Version: 4
Rule authors:
- Elastic
Rule license: Elastic License v2
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}"
Framework: MITRE ATT&CKTM
Tactic:
- Name: Privilege Escalation
- ID: TA0004
- Reference URL: https://attack.mitre.org/tactics/TA0004/
Technique:
- Name: Abuse Elevation Control Mechanism
- ID: T1548
- Reference URL: https://attack.mitre.org/techniques/T1548/
Sub-technique:
- Name: Bypass User Account Control
- ID: T1548.002
- Reference URL: https://attack.mitre.org/techniques/T1548/002/