Int 21 Fn DD - Virus - "jerusalem"-family - Relocate Virus??? [v] AH = DDh CX = number of bytes to copy DS:SI -> source of copy ES:DI -> destination of copy Return: does not return normally; return address is caller's CS:0100h with AX = ??? See Also: AH=E0h"VIRUS",AH=EEh"VIRUS"