According to Wikipedia, in computer science a memory map is a structure of data (which usually resides in memory itself) that indicates how the memory space is laid out. In the boot process, a memory map is passed on from the firmware in order to instruct an operating system kernel about memory layout. It contains the information regarding the size of total memory, the range of specific memory space and any reserved regions, it may also provide other details specific to the architecture and platform.
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Tuesday, February 25, 2014
Friday, February 21, 2014
Monitoring Windows OS scheduling events in a noninvasive way with Hardware Virtualization technology (Anti-Rootkit)
A rootkit is a stealthy type of software, typically malicious, designed to hide the existence of itself or certain processes/programs from normal methods of detection and enable continued privileged access to a computer. However, even though the malicious process/program can be invisible to users, internally it must have to get time slices for running, otherwise if it has no chance to get scheduled by CPU, such an existence is meaningless for malware author.
This article provides a solution to detect the malware and inspect its behaviors by monitoring each OS thread scheduling event.
This article provides a solution to detect the malware and inspect its behaviors by monitoring each OS thread scheduling event.