May 2019
Intermediate to advanced
448 pages
12h 21m
English

In response to the first wave of bootkits, security developers began work on antivirus products that specifically checked the MBR code for modifications, forcing attackers to look for other infection techniques. In early 2011, the TDL4 family evolved into new malware with infection tricks that had never before been seen in the wild. One example is Olmasco, a bootkit largely based on TDL4 but with a key difference: Olmasco infects the partition table of the MBR rather than the MBR code, allowing it to infect the system and bypass the Kernel-Mode Code Signing Policy while avoiding detection ...
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