x64 resource editor that edits x64 system files, such as ntoskrnl.exe

I have been trying to modify Win7 64-bit ntoskrnl.exe, but every time I do it, my computer starts up with Automatic Repair. First, I enabled the Windows Vista boot screen in Windows 7: [Fun Tip] Enable Windows Vista Boot Screen in Windows 7 - AskVG (http://www.askvg.com/fun-tip-enable-windows-vista-boot-screen-in-windows-7/) Second, I got the Windows logo of the ntoskrnl.exe file from a...