Bitdefender Toolbox Free Virus Removal Tools


Simply browse through our database of known viruses below and hit the download button to start the virus removal process!


Featured Removal Tool Rootkit.Sirefef.Gen

ZeroAccess/Sirefef is a sophisticated kernel-mode rootkit that gets installed when a ZeroAccess dropper gets executed. Initially, the dropper checks to see whether it is running on a 32- or a 64-bit machine by querrying the ZWQueryInformationProcess api. If it runs on a system that has UAC ena[...] Find out more

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