One of our fans, a computer technician, provided updated instructions on “How to Remove Security Tool Virus.” I would like to thank Jay Max for the information that I am about to share. These instructions have been proven as Jay was also infected by this virus.

Security Tool Virus Removal

Security Tool Virus Removal

  • First, download Malwarebytes and Spybot.
  • Reboot your computer and press (F8) to go in safe mode.
  • Click Start and Select Run.
  • Type in msconfig and uncheck all.
  • Searched for irisefacocuwus.dll and delete it.
  • In C:\Program Files\tcblcrkcjbridr\nirquargz.exe fu (as it said by msconfig) delete the whole folder.
  • Delete cleanmgr.exe.
  • Delete Security Tool in start programs.
  • Go to C:\Documents and Settings\Administrator\Local Settings\Application Data and look for around 7 files that look like a shield with names like 43807500.exe or 68596.exe and delete them.
  • Reboot and Security Tool should be removed from your computer.

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