/Library/Apple/System/Library/CoreServices/XProtect.app/Contents/XPCServices/XProtectPluginService.xpc/Contents/MacOS/XProtectPluginService
XProtect Remediator orchestration service
Orchestration service to scan for and remediate detected malware. Scheduled and dispatched using the DAS-CTS system.
The binary is a part of XProtectPluginService application.