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Posts published in August 2018

A Tour of Mount in Linux

Shahriar 0

I had windows 10 installed on my laptop because of serious incompatibility of ROG laptops with Linux and my desire to play some games after years of living in bash! This continued for a year and I really like windows 10 cool features like WSL and Hyper-V (with Docker!), however being in love with rolling-release distros and being fed up with windows in the past year. And the fact that I was yearning for terminal, I installed Solus OS earlier…

Hypervisor From Scratch – Part 1: Basic Concepts & Configure Testing Environment

Sinaei 3

Hello everyone! Welcome to the first part of a multi-part series of tutorials called “Hypervisor From Scratch”. As the name implies, this course contains technical details to create a basic Virtual Machine based on hardware virtualization. If you follow the course, you’ll be able to create your own virtual environment and you’ll get an understanding of how VMWare, VirtualBox, KVM and other virtualization softwares use processors’ facilities to create a virtual environment. Introduction Both Intel and AMD support virtualization in their…

x64 Inline Assembly in Windows Driver Kit

Sinaei 0

As my testing always interferes with running assembly directly in kernel-level and unfortunately Microsoft no longer supports x64 inline assembly through their compilers and as I always have struggle creating a simple inline assembly project so I decided to create a post to describe how to create a Windows Driver Kit project with Inline assembly to run kernel code directly in a kernel driver. This terms only applies to x64 Windows Kernel Driver, you can use _asm and asm directly in…

Inside Windows Page Frame Number (PFN) – Part 2

Sinaei 0

Hey there, In the previous part, I’d explained about Page Frame Number and its importance in the OSs architecture. In this part, I’ll trace PFN more practically. I strongly recommend to read the first part, to make sure you didn’t miss anything about basic concepts. As I described in the previous part, the PFN database is located at nt!MmPFNDatabase, in the previous versions of Windows (<Windows 10) it was statically located at 0xFFFFFA8000000000 but in Windows 10, it’s subject to ASLR.…