Avvaddon.1100
Description Avvaddon.1100
It is a dangerous memory resident parasitic virus. It hooks INT 21h and writes itself to the beginning of EXE files that are accessed. When infected EXE files are executed, the virus disinfects them. The virus has bugs and may corrupt files while infecting them. After infecting 30 files the virus displays the message:
AVVADDON for Lozinsky:
I~m the bitch you HATED !
Check other viruses! Be aware! Use Antiviral Software
Tabulero Family
Description Tabulero Family
These are not dangerous memory resident parasitic viruses. They hook INT 9, 21h and write themselves to the end of EXE files that are executed or loaded into the memory as overlays. The viruses display:
TABULERO
They also contain the text strings:
"Tabulero.2048.a": IUPLCM Wilmer
"Tabulero.2048.a": ODALUBAT atse CP us, otreum ah LEMRAC
--IUP LUIS CABALLERO MEJIAS--Wilmer 86-
ISRAEL
Tack Family
Description Tack Family
These are dangerous nonmemory resident parasitic viruses. They search for .COM files of the current directory and write themselves to the end of the file. The viruses infect the files in incorrect way: they overwrite first six bytes of the file beginning with Jmp-Virus instructions (MOV AX,offset Virus / JMP AX), but before return to the host program the viruses restore only five bytes of the code. These viruses display the message:
----------------- Hello, I am virus ! ------------
"Tack.449" contains the word "TACK".
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