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UAC Bypass Attempt with IEditionUpgradeManager Elevated COM Interfaceedit
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: 101 (version history)
Added (Elastic Stack release): 7.11.0
Last modified (Elastic Stack release): 8.5.0
Rule authors: Elastic
Rule license: Elastic License v2
Investigation guideedit
Rule queryedit
process where event.type == "start" 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 mappingedit
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/
Rule version historyedit
- Version 101 (8.5.0 release)
-
-
Updated query, changed from:
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}"
-
- Version 7 (8.4.0 release)
-
- Formatting only
- Version 5 (8.2.0 release)
-
- Formatting only
- Version 4 (7.15.0 release)
-
- Formatting only
- 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