Gauweiler Virus

Alias:---
Strain:---
detected when:November 1990 (?origin)
where:Kassel, FRG (?)
Classification:Bootsector virus
Length:510 Bytes

Preconditions

Operating System(s):Atari-TOS
Version/Release:1.0, 1.2 ,1.4
Computer model(s):All types of the Atari ST series
Caroname:Gauweiler

Attributes

Easy identification:At the end of the boot sector, following text "AIDS" and "Gauweilers Rache V 3.0 4.7.88"; at the begin of bootsector: $52F6498A (hex). Remark: Dr. Gauweiler is a Bavarian politician well known for his resentments against people seeking asylum in Bavaria.

Type of Infection:

Infects bootsector of the disk A, if it is regarded to be uninfected, or if an old version of this virus is on bootsector (V2.0).

Infection Technique:
Infection Trigger:Check if bootsector is executable.
Storage Media affected:Infection of disk in drive A.
Interrupts hooked:BIOS-trap used and changed by this virus.
Stealth:
Tunneling/Selfprot:
Oligo/Polymorphism:
Encoding Method:
Damage:Infects the bootsector of the disk, if it is regarded to be uninfected; clears first 9 sectors of track 0 with the FAT.
Damage Trigger:If counter at start of virus + 6 modulo 32=0; value depends on number of infections.
Particularities:---
Similarities:---

Agents

Countermeasures:---
Standard means:Write-protect the disk; write an easily identifiable bootsector; "manually" change the checksum to a value other than $1234.

Acknowledgements

Location:Virus Test Center, University Hamburg, FRG
Classification by:Ralf Stegen
Documentation by:Ralf Stegen
Date:31-January-1991
Information Source:---

(c) 1996 Virus-Test-Center, University of Hamburg