Stealth rootkit infects thousands of websites
Thousands of websites have been rigged to deliver a powerful piece of malicious software that many security products may be unprepared to handle.
An earlier version of Mebroot, which is what Symantec named it, first appeared around December 2007 and used a well-known technique to stay hidden. It infects a computer's Master Boot Record (MBR). It's the first code a computer looks for when booting the operating system after the BIOS runs.
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