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Wireless Keystroke Injection vulnerability

2 August 2022

In this post we will show a vulnerability of Microsoft Windows 10 (and 11) that allows an attacker to impersonate a previously-paired Bluetooth Low Energy (BLE) HID device, particularly a BLE keyboard, and to inject unencrypted keystrokes, resulting in code execution. This vulnerability was reported to Microsoft (via MSRC)…
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Android Malware III.
Hidden Malware

21 April 2022

In this post we are going to see a small example of how an Android Malware could be hidden from the user’s view. 1. The sample We have chosen a very simple malware that has quite readable code from a reversing viewpoint. It is identified by the SHA256 hash…
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Android Malware II.
Android Basics

18 February 2022

In this post we will look at some basic concepts about Android in a summarized way before we start analyzing malicious files. Android Architecture Android is based on Linux with the following architecture (very roughly): Android Compile/Reversing When we face reversing in Android applications we have to keep in…
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PRACTICAL EXAMPLES WITH FRIDA
Frida VS Anti-Debug Techniques on Windows (II)

24 August 2021

In this second post of the series “PRACTICAL EXAMPLES WITH FRIDA – Frida VS Anti-Debug Techniques on Windows” we will start with showing examples of bypassing anti-debug techniques. As announced in our first post, in this entry we will talk about the first group of anti-debug techniques: “Techniques based…
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