Detectionhightest
UAC Bypass via ICMLuaUtil
Detects the pattern of UAC Bypass using ICMLuaUtil Elevated COM interface
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Launch
Florian Roth (Nextron Systems), Elastic SecurityCreated Tue Sep 13Updated Tue Sep 2749f2f17b-b4c8-4172-a68b-d5bf95d05130windows
Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation
Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.
Detection Logic
Detection Logic2 selectors
detection:
selection:
ParentImage|endswith: '\dllhost.exe'
ParentCommandLine|contains:
- '/Processid:{3E5FC7F9-9A51-4367-9063-A120244FBEC7}'
- '/Processid:{D2E7041B-2927-42FB-8E9F-7CE93B6DC937}'
filter:
- Image|endswith: '\WerFault.exe'
- OriginalFileName: 'WerFault.exe'
condition: selection and not filterFalse Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
References
MITRE ATT&CK
Rule Metadata
Rule ID
49f2f17b-b4c8-4172-a68b-d5bf95d05130
Status
test
Level
high
Type
Detection
Created
Tue Sep 13
Modified
Tue Sep 27
Path
rules/windows/process_creation/proc_creation_win_uac_bypass_icmluautil.yml
Raw Tags
attack.defense-evasionattack.privilege-escalationattack.t1548.002