Detectionhightest
UAC Bypass Using EventVwr
Detects the pattern of a UAC bypass using Windows Event Viewer
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Antonio Cocomazzi, Florian Roth (Nextron Systems)Created Wed Apr 27Updated Tue Nov 2263e4f530-65dc-49cc-8f80-ccfa95c69d43windows
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 Logic2 selectors
detection:
selection:
TargetFilename|endswith:
# Removed the start just in case the logging backend doesn't expand ENV variables when they're used
- '\Microsoft\Event Viewer\RecentViews'
- '\Microsoft\EventV~1\RecentViews'
filter:
Image|startswith:
- 'C:\Windows\System32\'
- 'C:\Windows\SysWOW64\'
condition: selection and not filterFalse Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
MITRE ATT&CK
Rule Metadata
Rule ID
63e4f530-65dc-49cc-8f80-ccfa95c69d43
Status
test
Level
high
Type
Detection
Created
Wed Apr 27
Modified
Tue Nov 22
Path
rules/windows/file/file_event/file_event_win_uac_bypass_eventvwr.yml
Raw Tags
attack.defense-evasionattack.privilege-escalation