%%File: VIRS0617.TXT
%%Name/Aliases: Pentagon
%%Platform: PC/MS-DOS
%%Type: Boot sector., 
%%Disk Location: Floppy disk boot sectors.
%%Features: Memory resident; TSR.
%%Damage: Corrupts boot sector
%%Size: Overlays boot sector, no increase
%%See Also: 
%%Notes: It infects floppy disk boot sectors, and removes the Brain 
virus from any disk it finds. The virus can survive a warmboot.

It appears that no anti-viral researchers can get this virus to 
replicate.