WpcBait
Description WpcBait
These are dangerous memory resident encrypted parasitic viruses. They hook INT 16h, 1Ch, 21h and write themselves to the end of COM and EXE files that are executed or closed. When an infected file is opened, the viruses disinfect it.
In some cases "WpcBait.3072" formats disk sectors. Depending on the system time and their counters both viruses display the texts:
a l a - e h !
xxxxx x xxxxx xxxxx x x
|XxxxX|X |XxxxX xx |Xxxx |XxxxX
|X--+X|Xxxxx|X--+X |Xxxxx|X--+X
++ +++----+++ ++ +----+++ ++
------ A.R.Jr W P C B A T S -------
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Backdoor.VB
Description Backdoor.VB
Backdoor.VB is a typical backdoor trojan virus. It is written in Visual Basic.
Other backdoor trojan viruses can be found here.
Backdoor.Win32.Agent.jm
Description Backdoor.Win32.Agent.jm
This program has remote administration functionality. It is a Windows PE EXE file, approximately 47KB in size, packed using MEW. The unpacked file is approximately 303KB in size. Installation Once laucched, the Trojan registers itself in the system registry:all
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