Chapa Family
Description Chapa Family
These are memory resident parasitic viruses. They hook INT 21h and write themselves to the beginning of COM-files that are executed. The viruses contain the text strings:
"Chapa.447": ANTI "T.M.E.- VARNA",VIRUS BY MIK
"Chapa.448": V.Black LoveCM
"Chapa.450.a": CHAPA
"Chapa.450.b": T.M.E. - VARNA
"Chapa.450.c": *BY APAHC*
"Chapa.566": ANTI "T.M.E.- VARNA",VIRUS BY MIK.F;
"Chapa.572": 21/10/95 - "Black Love".
May Autor is Mr.Loverman T.M.E - Varna.
"Chapa.586": *"MG-VARNA" THE BEST SCHOOL ALL THE WORLD. BY APAHC*
All these viruses except "Chapa.450.a,c" also hook INT 13h and depending on the system timer corrupt the data that are stored on disk.
Check other viruses! Be aware! Use Antiviral Software
NightFall.5765
Description NightFall.5765
This is a benign memory resident polymorphic stealth parasitic virus. It hooks INT 21h and writes itself to the end of COM and EXE files that are accessed. While installing and infecting this virus uses lot of programming tricks directed against different anti-virus utilities. The virus displays the message:
"Any means necessary for survival"
_ N8FALL/2XS _
"By the perception of illusion we experience reality"
Art & Strategy by Neurobasher 1994 - Germany
"I don't think that the real violence has even started yet"
It also contains the internal text strings:
C:NCDTREENAVINOC.DAT
MIMECHSYSIMFCO
-A-VICTORY-THAT-WON'T-LAST-
Sometimes the virus launches a companion virus, that contains the texts:
C:NCDTREENAVINOC.DAT
MIMECHSYSIMFCO
-A-VICTORY-THAT-WON'T-LAST-
NightFreddy.938
Description NightFreddy.938
This is a very dangerous memory resident parasitic virus. It hooks INT 21h, and writes itself to the end of .COM files that are executed or opened. In August, it erases the MBR of the hard drive and corrupts the CMOS. The virus code contains a branch that is never summoned, and this code decrypts and displays the following message:
I'm Freddy, your nightmare
|