You Will Need BlueFTP Application And Any Two Mobile Phones (one of the victim's and any other phone).
Download BlueFTP Here. Put On The Bluetooth Of Both Phone, Connect Through Blueftp And Locate Where The Victim Saved His/Her 2go Application. There You Will See 2go Extensions Which Includes .jar, .jad, .rms Open The First .rms, File To Be viewed In Binary In Your Friends Blueftp, At The Right Hand Side There Is A Green Background. Now Open Your Eyes And Scroll Down Slowly, You Will See Your 2go Username And Password There.