Virus Database

Comsysexe Family

Description Comsysexe Family

These are memory resident parasitic viruses. They hook INT 21h and infect by a standard manner .COM-, .EXE- and .SYS-files upon their execution or opening. They don't infect the files IBMDOS.COM, IBMBIO.COM, MSDOS.SYS, IO.SYS, CONFIG.SYS, COUNTRY.SYS. They also contains the text string: COMSYSEXEIBMDOSIBMBIOMSDOSIOCONFIGCOUNTRY.
"Comsysexe.2954" is very dangerous virus. It checks file names and erases the files with names:
GAME ENJO DZOJ DZOY PLAY FUCK DUPA PORNO JOY GRY RETAL GIER HUJ MKS VIRUS
WIRUS SEX SONG GIF WOLF3D F19

It contains the internal text also (but do not uses it):
(C) 1992 Cysta Inc.
Enter NEW Password :
NEW Password Installed
ERROR, Press Any Keyall.
Use Maximum 6 ASCII Characters, ESC:Exit
Hit , If you want to

"Comsysexe.8045" speaks several words through system speaker. It contains the text strings also:
(C) By Rycho Rak
COMSYSEXEIBMDOSIBMBIOMSDOSIOCONFIGCOUNTRYCOMMANDMKS-VIRMKS_VIRMKSVIRMKS-DEMOMKS_DEMOMKSDEMO

Check other viruses! Be aware! Use Antiviral Software

Lhb.1989

Description Lhb.1989

It is not a dangerous memory resident parasitic virus. It hooks INT 21h and on DOS calls FindFirst/Next FCB it searches for .COM and .EXE files and writes itself to the end of the file. File C:COMMAND.COM is infected when any infected file is executed. Depending on its internal counter this virus also hooks INT 1Ch and displays the messages:
Bloody! June 4th Made in Chengdun
It's close to midnight and something,evil's lurking in the dark.Under the
moonlight you see a sight,that almost stops your heart.You try to scream
but terror,takes the sound before you make it.You start to freeze as horror
looks.You right between the eyes,you're paralyzed.Cause this is
thriller,thriller night,and no one's gonna save you from the beast about to
strike.You know it's thriller night.You're fighting for your
life!all(LHB)?!

Li-Jian.631

Description Li-Jian.631

It is a harmless memory resident parasitic virus. It hooks INT 21h and writes itself to the end of EXE files that are executed. The virus does not manifest itself in any way, it contains the text string:
( C ) Copyright Li Jian

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