Figuring out the Email-Worm Win32.Zafi.b

This is another just I just saw on the web and wanted to talk about what this little Worm does and what it's known Aliases:

Email-Worm.Win32.Zafi.b (Kaspersky Lab) is also known as: I-Worm.Zafi.b (Kaspersky Lab), W32/Zafi.b@MM (McAfee), W32.Erkez.B@mm (Symantec), Win32.Hazafi.30720 (Doctor Web), W32/Zafi-B (Sophos), Win32/Zafi.B@mm (RAV), PE_ZAFI.B (Trend Micro), Worm/Zafi.B (H+BEDV), W32/Zafi.B@mm (FRISK), Win32:Zafi-B (ALWIL), I-Worm/Zafi.B (Grisoft), Win32.Zafi.B@mm (SOFTWIN), Worm.Zafi.B (ClamAV), W32/Zafi.B.worm (Panda), Win32/Zafi.B (Eset)

[ad#ad2-left]This worm spreads via the Internet as an attachment to infected messages, and also via local and file-sharing networks.
It is written in Assembler, and packed using FSG. It is 12800 bytes in packed form, and 33292 in unpacked form.


This Worm seems to be running through email and file sharing sites, One thing it tries to do is stop the process and deletes:
fvprotect.exe
winlogon.exe
jammer2nd.exe
services.exe

It attempts to detect antivirus program files on the computer and overwrite them with a copy of itself.

[ad#ad2-right]It also attempts to conduct DoS attacks on the following sites:

www.2f.hu
www.parlament.hu
www.virusbuster.hu
www.virushirado.hu

This seems to be a very big virus and can be removed with the use of Kapersky Virus removal tool for free for this type of virus. In order to prevent this virus in the future the user has to remember about not getting opening unknown documents or emails and not running any unkown program from an unknown file sharing.   Also remember you need to have an anti-virus  and also a firewall to protect yourself in the future.