It's would be interesting in many years, however it's already partially deprecated. I recommend you to read
Windows Internals written by Mark Russinovich, father of Sysinternals. The 6th edition describes inner structure and tricks up to Windows 7.
The 7th edition planned to cover Windows 8, but release date postponed several times and for now it will also cover Windows 10 and Server 2012 R2
Windows Sysinternals Administrator's Reference describes the usage of sysinternals utilities and some details of their implementation