Utilities - W32-Blaster Worm Removal Tool

Note: You need administrative rights to run this tool on Windows 2000 or Windows XP.

What the tool does

The W32.Blaster.Worm Removal Tool does the following:

  1. Terminates the W32.Blaster.Worm, W32.Blaster.B.Worm, and W32.Blaster.C.Worm viral processes.
  2. Deletes the W32.Blaster.Worm, W32.Blaster.B.Worm, and W32.Blaster.C.Worm files.
  3. Deletes the dropped files.
  4. Deletes the registry values that have been added.

Obtaining and running the tool

  1. Download the FixBlast.exe file from:

  2. Save the file to a convenient location, such as your downloads folder or the Windows Desktop (or removable media that is known to be uninfected, if possible).
  3. To check the authenticity of the digital signature, refer to the section, "Digital signature."
  4. Close all the running programs before running the tool.
  5. If you are running Windows XP, then disable System Restore. Refer to the section, "System Restore option in Windows Me/XP," for additional details.
  6. Double-click the FixBlast.exe file to start the removal tool.

    CAUTION: If you are running Windows XP, we strongly recommend that you do not skip this step. The removal procedure may be unsuccessful if Windows XP System Restore is not disabled, because Windows prevents outside programs from modifying System Restore.
  7. Click Start to begin the process, and then allow the tool to run (see picture 1).
    Picture 1
  8. Restart the computer.
  9. Run the removal tool again to ensure that the system is clean.
  10. If you are running Windows XP, then re-enable System Restore.
  11. Run Live Update to make sure that you are using the most current virus definitions.


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Lex van der Horst

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