Gold Pickaxe iOS Technical Analysis: IPA Overview and C2 Communication Start up
In February 2024 Group-IB wrote a blog post about a mobile Trojan developed by a Chinese-speaking cybercrimine group called Gold Pickaxe.
HOME
Recent posts
Atomic macOS Stealer (AMOS) Analysis
Hello everybody, this is my first macOS malware analysis, I took a sample from malwarebazaar and tried to reverse it, the sample was uploaded by Cryptolaemus...
Rustware Part 3: Dynamic API resolution (Windows)
In the previous blog post we have seen how to perform a shellcode process injection by finding a target process PID using several WinAPIs, in that case all t...
Rustware Part 2: Process Enumeration Development (Windows)
In the previous blog post we have seen how to develop a Shellcode Process Injection in Rust; the described Process Injection flow relies on several WinAPIs: ...
Rustware Part 1: Shellcode Process Injection Development (Windows)
Malware development is essential when performing activities like Red Teaming, Adversary Emulation and Network Penetration Testing, the operator can use custo...
QAKBOT BB Configuration and C2 IPs List
This is my first malware blog post, hope it will be useful to someone, I’ll not go deeper in the malware details because there are plenty of detailed reports...
Emotet Malicious Excel Analysis
Sometime ago a friend of mine sent me a suspicious email containg a zip file with an xls, at the time I didn’t focus too much on what the file does and simpl...
DVIA v2 iOS URL Runtime Manipulation with Frida
After my previous blog posts about DVIA v2 Anti-Debug and Frida with Swift some guys asked me about the URL Runtime Manipulation challenge in DVIA v2. I wil...
iOS Strings Obfuscation in Swift
Usually when reversing an iOS Application, it’s common to see methods and strings that can help an attacker to figure out how the application works. When I’...
ELF x64 Bypass NX with mprotect()
In this blogpost, I’ll explain how to bypass NX using mprotect() in order to make the stack executable.