Macro Virus Table - Defense Technical Information Center

PC
MS-DOS/PC-DOS Computer Viruses
Notes: When this virus activates it displays the text
Kewl Dewdz!
The virus contains the string,
Made in STL (c) ’91
Name: Diablo_Boot
Aliases: Diablo_Boot Type: Boot sector.
Disk Location: Floppy disk boot sector.
MBR Hard disk master boot record-partition
table.
Features: No damage, only replicates.
Damage: No damage, only
replicates.
Size: See Also:
Notes: The Diablo_Boot virus is a simple master boot record, floppy boot sector infecting virus
that does nothing more then replicate. A copy of the original master boot record is stored at
physical location cylinder 0, side 0, sector 2. On floppy disks, a clean copy of the boot sector is
stored within the last sector of the root directory (this could cause data loss on full floppy disks).
Within the body of the virus is the following text (this text is never displayed):
DIABLO r disk error
Name: Diamond
Aliases: Diamond, Italian Diamond, Damage, Damage-2, Type: Program.
David, Greemlin, Lucifer, Rock Steady, Alfa, 1024
Disk Location: COM application.
Features: Attempts to format the disk.
EXE application.
Damage: Attempts to format
the disk.
Only the Rock Steady variant
does this.
Only the Rock Steady variant does this.
Size: 1024
See Also:
666 - Rock Steady Variant
Notes: mentioned in Virus-l, v4-224, v5-006
Two variants were once uploaded to a BBS in Bulgaria.
Relative of 1024/1024B
The Rock Steady variant formats the hard disk on the 13th of any month.
Name: Dichotomy
Aliases: Dichotomy, Evil Avatar Type: Program.
Disk Location: EXE application.
Features: Causes system to hang.
COM application.
Corrupts some EXE file.
Damage: Causes system to Size: Polymorphic: each See Also:
hang.
infection different
Corrupts some EXE file. 2 block, 296 byte and 567
byte.
Notes: The following notes are extracted from VB:
The name is taken from an internal text string ’ [ Dichotomy] (c) 1994 Evil Avatar [ Dichotomy] ’
in the program.
162 CIAC Computer Virus Information Update May 21, 1998