endpoint(opens in a new tab or window)
windows(opens in a new tab or window)
file where host.os.type == "windows" and event.type : "change" and process.name : "dllhost.exe" and
/* Known modules names side loaded into process running with high or system integrity level for UAC Bypass, update here for new modules */
file.name : ("wow64log.dll", "comctl32.dll", "DismCore.dll", "OskSupport.dll", "duser.dll", "Accessibility.ni.dll") and
/* has no impact on rule logic just to avoid OS install related FPs */
not file.path : ("C:\\Windows\\SoftwareDistribution\\*", "C:\\Windows\\WinSxS\\*")
Install detection rules in Elastic Security
Detect UAC Bypass Attempt via Privileged IFileOperation COM Interface in the Elastic Security detection engine by installing this rule into your Elastic Stack.
To setup this rule, check out the installation guide for Prebuilt Security Detection Rules(opens in a new tab or window).