Just got this working again thanks to the guides in this thread :) Another thing I noticed, there is a hex-string of 16 characters which is repeated twice (sorry, not sure of the proper terminology!) a line or 2 after the 6A D8 40 hex-string. In gelliboop's example it is: 6B 6D 1C CE 5F 6C 89 C0 19 ...