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Monday, July 28, 2008

DoS.Win32.VB.y

Technical details

This malicious program is designed to conduct Denial of Service attacks on a remote server. It is a Windows PE EXE file. It is 20480 bytes in size. It is written in Visual Basic.

Payload
Once launched, the program displays its main window:

The malicious user then enters the victim’s IP address. Once the “DoS it!” button has been pressed, a large number of small TCP packets will be sent to the address indicated.

Removal instructions
If your computer does not have an up-to-date antivirus, or does not have an antivirus solution at all, follow the instructions below to delete the malicious program:
1. Use Task Manager to terminate the malicious program’s process.
2. Delete the original program file (the location will depend on how the program originally penetrated the victim machine).
3. Update your antivirus databases and perform a full scan of the computer (download a trial version of Kaspersky Anti-Virus).

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