This was a great read. You know what fraudsters search for ? Vulnerable PHP web sites and sites with anonymous logins. Its kind of amazing. I would imagine that if you could take all of these signals and geo-track them back to the originating IP you would be able to illuminate fraud tolerant ISPs[1], and fraud schemes and targets. Sure its a big data problem but it seems imminently tractable if local vendors provide fraud detection data to central source.

[1] You could notify ISPs of their hosting fraudlent traffic and if they continue to host it ...