Dark Avenger

Alias:
Strain:Dark Avenger
detected when:November 1989
where:USA
Classification:February 1990
Length:about 1800 Bytes

Preconditions

Operating System(s):DOS
Version/Release:
Computer model(s):IBM-compatible
Caroname:Dark_Avenger.1800.A

Attributes

Easy identification:Two Texts: "Eddie lives...somewhere in time" at beginning and "This Program was written in the City of Sofia (C) 1988-89 Dark Avenger" near end of file

Type of Infection:

Link-virus COM-files: appends to the program and installs a short jump EXE-files: appends to the program at the beginning of the next paragraph

Infection Technique:
Infection Trigger:COM and EXE files are corrupted on any read attempt even when VIEWING!!!
Storage Media affected:Any Drive
Interrupts hooked:Int 21 DOS-services Int 27 Terminate and Stay Resident
Stealth:
Tunneling/Selfprot:
Oligo/Polymorphism:
Encoding Method:
Damage:Overwrites a random sector with bootblock
Damage Trigger:each 16th infection; counter located in Bootblock
Particularities:-
Similarities:-

Agents

Countermeasures:
Standard means:Good luck! Hopefully the virus did not destroy too many of your programs and data.

Acknowledgements

Location:VTC Uni Hamburg
Classification by:Matthias Jaenichen
Documentation by:Matthias Jaenichen
Date:31.01.1990
Information Source:---

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