Posts Tagged ‘vbr’

Win32/Gapz: New Bootkit Technique

Dec

2012

In the last couple of years a number of new bootkits have appeared in the wild targeting the Microsoft Windows platform. Among the most prominent examples are TDL4, Olmasco and Rovnix. These each employ different ways of infecting the system by means of modifying either the MBR (Master Boot Record) or the VBR/IPL (Volume Boot […]

Category General Written by ESET ThreatBlog 0 Comments

An Int 13 trick from the new Wapomi sample

Aug

2012

It’s quite common for bootkit malware to modify the Master Boot Record (MBR), Volume Boot Record (VBR) and even BIOS but we were unaware of anything more innovative.Last week however, we found a new bootkit sample in China, which appeared to be a bit different from other bootkits. It behaved abnormally in its MBR’s 512 […]

Category General Written by AVG Blogs 0 Comments

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Posts Tagged ‘vbr’

Win32/Gapz: New Bootkit Technique

An Int 13 trick from the new Wapomi sample

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