Get the Whitepaper called Actuality of SMBRelay in Modern Windows Networks.
You can download it from the following link: https://packetstormsecurity.com/files/download/112316/Actuality_of_SMBRelay_in_Modern_Windows_Networks.pdf
Source: https://packetstormsecurity.com/files/112316/Actuality-Of-SMBRelay-In-Modern-Windows-Networks.html