Tiso.846
Description Tiso.846
This is a harmless memory resident multipartite encrypted (in files) virus. The virus infects COM files only. On execution of infected file it hits MBR of hard drive. On loading from infected disk it hooks INT 08h, waits for DOS loading and then hooks INT 21h. It writes itself at the end of files that are executed.
Sometimes this virus decrypts and displays:
Nech zije Jozef Tiso, prvy slovensky prezident !
Check other viruses! Be aware! Use Antiviral Software
Slovakia.906
Description Slovakia.906
This a harmless non memory-resident encrypted parasitic virus. It searches for COM files, then writes itself to the end of the file.
Slovakia.II.3584.a
Description Slovakia.II.3584.a
This is a harmless memory resident parasitic polymorphic virus. It hooks INT 21h and writes itself to the end of COM and EXE files that are executed. It contains the text strings:
Not enough memory
I'am SLOVAKIA virus Version 1.0 Copyright (c) 19.1.1994 SVL
chklist.ms chklist.cps smartchk.cps
svl.svl
scan avg vir asta alik rex msav cpav nod clean f-prot tbav tbutil avast
nav vshield vsafe
(C) 26.1.1994 SVL Technické paramete:
MENO: Slovakia v.1.0.
TYP: Rezidentny COM&EXE infektor. KRYPTOVANIE
It displays the first (and second) strings, deletes the files from third (second) string. The fourth (third) string contains the file name which is used on infection (the virus renames the file into that name on infection and then renames back). The next string contains the file names which are not infected by this virus.
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