TL;DR - impacket-programming-manual is a book-length, source-level guide to writing your own domain-penetration scripts on top of impacket, rather than another walkthrough of example flags. Almost every public exploit for recent Active Directory vulnerabilities was built directly on impacket mod...
Source: [Dev.to](https://dev.to/lupingqaq/impacket-programming-manual-writing-your-own-domain-penetration-scripts-1hon)