Persistence (TA0003)(external, opens in a new tab or window)
Privilege Escalation (TA0004)(external, opens in a new tab or window)
endpoint(external, opens in a new tab or window)
text code block:process where host.os.type == "windows" and event.type == "start" and process.parent.name : ("Utilman.exe", "winlogon.exe") and user.name == "SYSTEM" and process.pe.original_file_name : "?*" and process.args : ( "C:\\Windows\\System32\\osk.exe", "C:\\Windows\\System32\\Magnify.exe", "C:\\Windows\\System32\\Narrator.exe", "C:\\Windows\\System32\\Sethc.exe", "utilman.exe", "ATBroker.exe", "DisplaySwitch.exe", "sethc.exe" ) and not process.pe.original_file_name in ( "osk.exe", "sethc.exe", "utilman2.exe", "DisplaySwitch.exe", "atbroker.exe", "ATBroker.exe", "ScreenMagnifier.exe", "SR.exe", "Narrator.exe", "magnify.exe", "MAGNIFY.EXE" )
Install detection rules in Elastic Security
Detect Potential Modification of Accessibility Binaries 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(external, opens in a new tab or window).