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BRET HAWNES Virus   
Written by yangying   
February 21, 2008 13:34

Alias:---
Strain:---
detected when:---
where:---
Classification:Link virus (directory type), resident
Length:1. Length on storage medium: 2608 byte 2. Length in RAM: 12608 byte

Preconditions

Operating System(s):AMIGA-DOS
Version/Release:1.2/all, 1.2/all, 2.01/all
Computer model(s):all models
Caroname:Bret_Hawnes.Original

Attributes

Easy identification:Identification by the following entry (hex) in "startup-sequence" as first entry: $C0,$A0,$E0,$A0,$C0 (invisible in most ASCII editors)

Type of Infection:

Self-identification method: virus is searching for its internal name (5 bytes) as first entry in "startup-sequence" System infection: RAM resident, reset resident

Infection Technique: 
Infection Trigger:first use of OpenWindow after reset
Storage Media affected:all DOS-devices
Interrupts hooked:hardware-interrupt 3
Stealth: 
Tunneling/Selfprot: 
Oligo/Polymorphism: 
Encoding Method: 
Damage:Permanent damage: writes it's code to disk and it himself into "startup-sequence" Transient damage: system shutdown after displaying "guess who`s back yep, bret hawnes blops your screen", "i`ve taken controll over your amiga !!!!", "there`s only one cure: power off, reboot !!!"
Damage Trigger:Permanent damage: first OpenWindow after reset Transient damage: 10th infection or 60,000th occurence of interrupt 3 after reset (on PAL-AMIGAS approx. after 20 Minutes)
Particularities:Changes OpenLib, OpenWindow und CoolCapture vector and uses KickTagPtr; has a format routine (drive 0, tracks 35 to 45) called every 10th infection that doesn`t seem to work
Similarities:Colors Virus Carrier; same infection as Lamer file viruses.

Agents

Countermeasures:Virus Checker 6.19, VirusZ 3.00
Standard means:VirusZ 3.00
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Acknowledgements

Location:Virus Test Center, University Hamburg, Germany
Classification by:Karim Senoucci
Documentation by:Karim Senoucci
Date:15-December-1992
Information Source:Virus analysis
 

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Japanese : ブレットHAWNESウイルス
Russian : Брет HAWNES вирус