I would venture that you are actually infected with Sasser. Take a look
here and get the F-Sasser tool to disinfect your system.
After doing this, there are a number of things you can do do keep your system healthy:
On-line Virus Scanners:
Scan your pc with 2 of these free online scanners:
Panda ActiveScan
RAV AntiVirus
Housecall. Be sure to put a check the box beside AutoClean.
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Download / Install / Update / and Run:
Adaware SE check for any updates before running it.
Get the plug-in for fixing VX2 variants. You can download it at this
SITE
To run this tool, install to the hard drive, then open Ad-aware->Add-ons and select VX2 Cleaner. Then click Run Tool and OK to start it. If it's clean, it will say Status System Clean. Otherwise, you will have to click on the Clean button to remove the VX2 infection.
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Download and install
Spybot S&D . Run Spybot and click on the 'Search for Updates' button. Install any updates that are available. Next click on the 'Check for Problems' button. Let it run the scan. If it finds something, check all those in
RED and hit the
Fix Selected Problems button. Exit Spybot. If you keep getting the DSO Exploit entries, even after you updated Windows and fixed them, then download the
Spybot DSO Exploit Fix and install it over the current Spybot installation.
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finally,
Windows Updates
It is essential to keep your computer's operating system and programs in top condition. That means keeping up with applying patches, hotfixes and service packs. Make sure that your Operating System and Internet Explorer are up-to-date by visiting the
Windows Update Site and downloading all of the Critical Updates and Service Packs.