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Reverse Engineering

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N-Day Vulnerabilities and Exploits

Investigating Microsoft Windows Vulnerability CVE-2019-1169

VerSprite recently investigated CVE-2019-1169, a NULL pointer dereference vulnerability in win32k.sys that Microsoft fixed in the August 2019 patch update. This led to the creation of a working exploit which can successfully leak data from arbitrary kernel addresses on affected Windows 7 machines.

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Microsoft Windows Vulnerabilities

Automating CVE-2019-1436 Variant Analysis: An Intro to Detecting Information Leaks via IDAPython

After investigating an information leak within Windows 10 in more detail, we decided to see how feasible it would be for an attacker to create an IDAPython script that could discover CVE-2019-1436 and other similar memory leaks automatically.

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How Hackers Control and Steal Vehicles Remotely

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Exploitation of Vulnerabilities

Hacking an Aftermarket Remote Start System

In part two of this series, we’ll dive deeper into the technical specifications of the CarLinkBT module. We’ll also discuss the dynamic analysis and testing performed to confirm our findings. Finally, we’ll walk through the process of developing an exploit for this vulnerability.

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Hacking an Aftermarket Remote Start System

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Security Vulnerabilities

How Hackers Control & Steal Vehicles Remotely

The trend of automotive security research began in the 2010s and has resulted in the discovery of several critical security issues within modern vehicles. Hackers have repeatedly demonstrated their ability to remotely track, steal, and control a variety of unaltered vehicles.

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Exploiting VyprVPN

Exploiting VyprVPN for MacOS

In this blog, we’ll dive into the process of finding the advised vulnerability and writing a simple exploit for VyprVPN for MacOS.

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Android Vulnerabilities and Exploits

Shellcoding an Arm64 In-Memory Reverse TCP Shell with Frida

In part two of the series we are going to explore and leverage Frida’s new Arm64Writer API to build an in-memory reverse TCP shell.

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Frida Engage Part One | Building an ELF Parser with Frida

In this blog series we will be covering the endless possibilities and power of Frida. For those of you who have never heard of Frida…

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Android InfoStealer Godwon

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Malware Protection & Detection

Android InfoStealer – Godwon – Analysis

From the description on contagio mobile this Android InfoStealer malware, Godwon, is used by an online criminal group for ‘sextortion’.

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iOS Reverse Engineering

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Reverse Engineering

iOS Reverse Engineering: Part Two – Debugging and Tracing with LLDB

In part two of this blog series, we will demonstrate iOS reverse engineering by using LLDB to perform basic debugging and message tracing.

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