quote:

Microsoft has urged Windows users to apply an emergency patch to protect computers from the Conficker.A worm that has infected corporate and home networks in Europe, Japan, China and Brazil.
Conficker.A takes advantage of a known vulnerability which, if successfully exploited, could activate remotely when users are sharing files.
Applying Microsoft's emergency patch MS08-067, which was issued in late October, will secure computers from the worm.

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Run the Malicious Software Removal tool
The Microsoft Malware Protection Center has updated the Malicious Software Removal tool (MSRT). This is a stand-alone binary that is useful in the removal of prevalent malicious software, and it can help remove the Win32/Conficker malware family.

You can download the MSRT from either of the following Microsoft Web sites:
www.update.microsoft.com

http://support.microsoft.com/kb/890830

NOTE:
If you could not open the Windows Update site? Click on the 2nd link instead

For more information about specific deployment details for the MSRT, click the following article number to view the article in the Microsoft Knowledge Base:
891716 http://support.microsoft.com/kb/891716/ Deployment of the Microsoft Windows Malicious Software Removal Tool in an enterprise environment
Note The Stand-Alone System Sweeper tool will also remove this infection. This tool is available as a component of the Microsoft Desktop Optimization Pack 6.0 or through Customer Service and Support. To obtain the Microsoft Desktop Optimization Pack, visit the following Microsoft Web site:
http://www.microsoft.com/windows/enterprise/technologies/mdop.aspx