Anti-AV.839
Description Anti-AV.839
It is a very dangerous nonmemory resident parasitic virus. It searches for .COM files, then writes itself to the end of the file. The virus deletes the anti-virus databases (it they exist) according to the text string:
chklist.tav chklist.cps anti-vir.dat chklist.ms
Depending on its internal counter the virus erases the hard drive sectors.
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EAF.737
Description EAF.737
These are harmless not memory resident parasitic encrypted viruses. They search for COM-files and write themselves to their ends. They use several anti-debugger tricks and contain the internal text string "EAF0FF00F0".
"EAF.737" contains the internal text also: "K-4C VIRUS by Köhntark*.COM".
"EAF.655,656" do not contain any internal text. They display the name of the just infected file.
Earle.1431
Description Earle.1431
It is a dangerous memory resident parasitic virus. It hooks INT 21h and writes itself to the end of .COM and .EXE files (except COMMAND.COM) that are executed or opened. On 97th infection the virus also hooks INT 13h and swaps disk access: from disk A: to disk B: and from B: to A:. With probability 0.04% depending on its internal counter the virus also redirects all hard drive access calls to A: drive.
The virus contains the text strings:
COMEXE
This program is dedicated to my girlfriend Gabriela,
who hates computers. SWITCH v 1.3 (C) by Windom Earle
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