this may help you on the next step

rvjdldszqup.dpn
QuickCrypto.com

I've got a mac so would appreciate someone decoding this.
Edit: I've just opened both files up in hex editor and I'm pretty sure something is in there but I'm fairly inexperienced in this.
There's DEFINITELY something there. 3 people found it already even. 3 that I know of are on step #4