This past July, Kevin Robertson from NetSPI released a blog post entitled, "Beyond LLMNR/NBNS Spoofing – Exploiting Active Directory-Integrated DNS," which introduced a new technique (to us at least) targeting weak default access control in Active Directory Domain Services. At GoSecure, since most of our engagements require some level of Active Directory security assessment, we followed our interest and decided to find a way to reliably exploit it.