I have found a link to the soundtrack:

[84dm][120523] PSP CONCEPTION ????????????????????????.rar - 84?????? (http://disk.84dm.com/viewfile.php?file_id=3075)

Unfortunately, I am not able to download it. I hope someone will download it and reupload it to Mega.co.nz.

Thread 164684

I already did it :D

Thanks a lot.