Posts Tagged: Popureb


Free Anti-Popureb Tool Released

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Last week, threat researcher and malware reverse-engineer Marco Giuliani wrote up a fairly technical description of a bootkit — a rootkit that infects the master boot record of the hard drive, making it very difficult to remove — called Popureb. Marco’s report made it clear that the bootkit does not require Windows users to format the hard drive and reinstall Windows from scratch, as Microsoft had initially claimed was required for victims of this drive-by infection. Andrea Allevi, one of our developers who works under Marco’s direction, subsequently wrote a tool that can remove the bootkit from an infected computer, […]

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Removing Popureb Doesn’t Require a Windows Reinstall

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By Marco Giuliani Last Wednesday, Microsoft published a blog post detailing a significant update to a piece of malware named Popureb. The malware adds code to the Master Boot Record, or MBR, a region of the hard disk that’s read by the PC during bootup, long before the operating system has had a chance to get started. Researchers sometimes refer to these kinds of malware as bootkits, or a rootkit which loads at such a low level during the boot process that it is invisible to the operating system, and therefore very difficult to remove. Microsoft researcher Chun Feng detailed […]

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