Labels:text | screenshot | rectangle | colorfulness OCR: Win32 Process's Win32 Subsystem Address Space Server Win32 App Call to CreateWindow() > CreateWindow() USER32.DLL CreateWindow()stub User Mode Kernel Mode System Services NT Object Sacunty Process Locat Virtua 1/0 Manager Reference Manager Procedure| Memory File Systems Executives Monitor Call Manage Cache Manager Device Drivers Network Drivers Kernel Figure A Passing an API call to Win32 via LPCs.