Need Help Getting Back Scammers (Have IP)

[teser-banned]

http://sythe.org/showthread.php?t=446008

As you can see, I got scam by two guys and the admin of the forum was kind enough to share the IP with me. Is there anything I can do about it?

 

[briggzy]

*looks for kathunx*

 

[RowaH]

Kathunx is MIA. He hasn't busted in a long time, so GL with that.