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Advanced root detection & bypass techniques

Introduction Welcome to another blog post in our series on Advanced Frida Usage. In this blog, we will explore techniques related to root detection on Android devices and methods to bypass it. Our main focus will be on the strategies employed by app developers to protect their applications and prevent them from running on compromised […]

ARM64 Reversing And Exploitation Part 7 – Bypassing ASLR and NX

Introduction Hello everyone! In this blog post, we will dive into bypassing ASLR and NX by exploiting a simple binary that contains both a format string vulnerability and a buffer overflow. But before we get into the details, there are a few things you need to have in place. Familiarity with ARM64 assembly instructions. Familiarity […]

Mobile Malware Analysis Part 2 – MasterFred

In this sequel, we dive into the enigmatic maneuvers of MasterFred, a notorious malware exploiting Android Accessibility services for its nefarious objectives. Beyond financial breaches, MasterFred infiltrates social networks and vital services. Hidden HTML overlays, crafty login pages, and a labyrinth of stratagems await within its digital arsenal.

Advanced Frida Usage Part 3 – Inspecting XPC Calls


Introduction In the last two blogs, we have discussed briefly how we can use Frida with applications, today we will cover briefly how to do that with the system binaries. Before we can proceed with the binaries, we first need to discuss XPC which is used as a means of communication between processes. XPC is […]

ARM64 Reversing And Exploitation Part 5 – Writing Shellcode | 8kSec Blogs


In this blog, we will be looking into writing ARM64 shellcodes. After reading this blog, you will get a good understanding of writing shellcodes for ARM64. What’s a shellcode? A Shellcode is simply a sequence of machine code or executable instructions designed to be injected into a computer’s memory to gain control over a running […]

Android SELinux Internals Part I | 8kSec Blogs


This is part I of a 2 part series on Android SELinux Internals where we will do a deepdive into the world of SELinux on Android and understand its inner workings, along with its functionalities and benefits. We’ll discuss how SELinux provides security on Android devices and ways to bypass it. This is going to […]