%%File: VIRS0269.TXT
%%Name/Aliases: Da'Boys, Da Boys, DaBoys, Dallas Cowboys
%%Platform: PC/MS-DOS
%%Type: Boot sector., 
%%Disk Location: Floppy disk boot sector., Hard disk boot sector.
%%Features: Memory resident; TSR.
%%Damage: No damage, only replicates.
%%Size: Overlays boot sector, no increase
%%See Also: Gold_Bug
%%Notes: Well written, difficult to detect virus.  
8088 and 8086 based machines fail to boot from infected disks. 
Disables COM4.
Sporadic reboots by infected machines.
It loads itself into a hole in lower memory, it does not reduce the 
available memory indicated with chkdsk.
It is a companion virus to the Gold_Bug virus. The Gold_Bug virus hides 
Da'Boys from the Windows 3.1 startup routines by removing it from the 
INT13 call chain when Wndows starts and reinstalling it after startup is 
complete.