file where host.os.type == "windows" and
event.action == "creation" and process.name : "svchost.exe" and
file.Ext.header_bytes : "72656766*" and user.id : ("S-1-5-21-*", "S-1-12-1-*") and file.size >= 30000 and
file.path : ("?:\\Windows\\system32\\*.tmp", "?:\\WINDOWS\\Temp\\*.tmp")
Install detection rules in Elastic Security
Detect Potential Remote Credential Access via Registry 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).