Detectionhightest
UAC Bypass Using IDiagnostic Profile - File
Detects the creation of a file by "dllhost.exe" in System32 directory part of "IDiagnosticProfileUAC" UAC bypass technique
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Launch
Nasreddine Bencherchali (Nextron Systems)Created Sun Jul 0348ea844d-19b1-4642-944e-fe39c2cc1fecwindows
Log Source
WindowsFile Event
ProductWindows← raw: windows
CategoryFile Event← raw: file_event
Events for file system activity including creation, modification, and deletion.
Detection Logic
Detection Logic1 selector
detection:
selection:
Image|endswith: '\DllHost.exe'
TargetFilename|startswith: 'C:\Windows\System32\'
TargetFilename|endswith: '.dll'
condition: selectionFalse Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
References
MITRE ATT&CK
Rule Metadata
Rule ID
48ea844d-19b1-4642-944e-fe39c2cc1fec
Status
test
Level
high
Type
Detection
Created
Sun Jul 03
Path
rules/windows/file/file_event/file_event_win_uac_bypass_idiagnostic_profile.yml
Raw Tags
attack.executionattack.defense-evasionattack.privilege-escalationattack.t1548.002