This is harmless stealth boot virus. It hooks INT 13h and hits boot sectors of floppy disks and MBR of hard drive the same way as Stoned viruses do. AP viruses contains ID-word "AP".
This virus contains an error. It corrupts its own code instead of increasing of its internal counter. Depending on this counter value the virus displays:
Night City. Visit the Forgotten Realms. AD&D ICE-T [KF]
