INCOGNITO Virus

Alias:MT = TROJAN = DIRTY TRICKS Virus
Strain:---
detected when:---
where:---
Classification:System virus (bootblock), resident
Length:1. Length on storage medium: 1024 byte 2. Length in RAM: 1172 byte

Preconditions

Operating System(s):AMIGA-DOS
Version/Release:1.2/33.166, 1.2/33.180
Computer model(s):all models
Caroname:Incognito

Attributes

Easy identification:---

Type of Infection:

RAM resident, reset resident, bootblock

Infection Technique:
Infection Trigger:INT[5] = vertical blank interrupt
Storage Media affected:Only floppy disks (3.5" and 5.25")
Interrupts hooked:INT[5] = vertical blank interrupt
Stealth:
Tunneling/Selfprot:
Oligo/Polymorphism:
Encoding Method:
Damage:Overwriting bootblock
Damage Trigger:INT[5] = vertical blank interrupt
Particularities:Changes DoIO vector
Similarities:---

Agents

Countermeasures:GUARDIAN 1.2, VIRUSX 4.0, VIRUSCONTROL 2.0
Standard means:VIRUSCONTROL 2.0

Acknowledgements

Location:Virus Test Center, University Hamburg, FRG
Classification by:Karim Senoucci, S. Freitag
Documentation by:Karim Senoucci, S. Freitag
Date:14th DECEMBER 1992
Information Source:Original Virus Analysis

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