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Boot Sector Malware

What is Boot Sector Malware?

Boot Sector Malware applies changes to the Startup processes of an infected computer and replaces a device’s original boot sector system with its own modified version, automatically overriding and hiding the original version elsewhere on the hard disk. Malware becomes active after start up when the altered boot sector version of the operating system is activated. Some variants of boot sector malware are designed to load up before the operating system, effectively concealing their presence.

How to Recognize This Threat: Boot sector viruses are typically spread via physical media like flash drives and disks, though they may also be sent as email attachments.

How to Prevent This Threat: Strong, continuously updated robust endpoint security will prevent boot sector malware from infecting your users and network.