I've been working on a way to get MS Kerberos v5 hashes via the Browser protocol automatically with no user interaction on a given network.
read more.....http://g-laurent.blogspot.ca/2014/04/breaking-msft-kerberos-with-responder.html
read more.....http://g-laurent.blogspot.ca/2014/04/breaking-msft-kerberos-with-responder.html