A Trendmicro , and Win Worm Computer Associates. For additional information about recovering from this worm, contact your antivirus software vendor. For additional information about antivirus software vendors, click the following article number to view the article in the Microsoft Knowledge Base:. If you are a home user, visit the following Microsoft Web site for steps to help you protect your computer and to recover if your computer has been infected with the Blaster worm:.
What is Microsoft Security Essentials? Your computer is not vulnerable to the Blaster worm if you installed the security patch MS before August 11, the date that this worm was discovered. You do not have to do anything else if you installed the security patch MS before August 11, Microsoft tested Windows NT Workstation 4.
Windows Millennium Edition does not include the features that are associated with these vulnerabilities. Previous versions are no longer supported, and they may or may not be affected by these vulnerabilities. Search Product and Services Lifecycle Information. You do not have to do anything if you are using any of these versions of Windows.
Security update is included in these service packs. You do not have to do anything else if you installed these service packs. For more information, click the following article number to view the article in the Microsoft Knowledge Base:. If your computer is infected with this worm, you may not experience any symptoms, or you may experience any of the following symptoms:. The system is shutting down.
Save all work in progress and log off. Any unsaved changes will be lost. On a Windows XP-based or on a Windows Server based computer, a dialog box may appear that gives you the option to report the problem to Microsoft. You may find a file that is named Msblast. For technical details about the changes that this worm makes to your computer, contact your antivirus software vendor. To detect this virus, search for a file that is named Msblast.
Never click "Agree" or "OK" to close a window that you suspect might be spyware. Be wary of popular "free" music and movie file-sharing programs, and make sure that you understand all the software packaged with those programs.
Use a standard user account instead of an administrator account. An administrator account can access anything on the system, and any malware run with an administrator account can use the administrator permissions to potentially infect or damage any files on the system. For more information about how to protect a computer against viruses, see Protect my PC from viruses. Want to chat with a live person?
Our Answer Tech trained professionals are ready to help: Answer Desk. Security information and training. For computer virus and security-related support for locations outside North America, go to the Microsoft Support website.
This computer is infected by spyware and adware. Click Start , and then type Windows Update in the search box. In the results area, click Windows Update. Click Check for Updates. Follow the instructions to download and install the latest Windows Updates. Restart your computer. When you see the computer's manufacturer's logo, repeatedly press the F8 key. Click the Shortcut tab. Click Open File Location. Right-click the folder, and then click Delete.
Click the Download Now button, and then click Run. Follow the instructions to scan your computer and help remove the rogue security software. Click the Start button, and then click Control Panel. Need more help? Expand your skills. Get new features first. A subscription to make the most of your time. Try 1 month free. Was this information helpful? Yes No. You can follow the question or vote as helpful, but you cannot reply to this thread.
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In order to keep your computer protected, bear the following tips in mind:. For more detailed information about how to protect your computer against viruses and other threats, click here. If you have a large network protected with the antiviruses deployed through Panda Administrator, click here.
If you have a computer network, you should disconnect the network cable from all the servers and workstations in order to prevent them from being infected again during the disinfection process.
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