TrustedInstaller.exe

C:\> sc.exe qc TrustedInstaller
[SC] QueryServiceConfig SUCCESS

SERVICE_NAME: TrustedInstaller
        TYPE               : 10  WIN32_OWN_PROCESS
        START_TYPE         : 3   DEMAND_START
        ERROR_CONTROL      : 1   NORMAL
        BINARY_PATH_NAME   : C:\WINDOWS\servicing\TrustedInstaller.exe
        LOAD_ORDER_GROUP   : ProfSvc_Group
        TAG                : 0
        DISPLAY_NAME       : Windows Modules Installer
        DEPENDENCIES       :
        SERVICE_START_NAME : localSystem