HotelDruid 3.0.x Custom Hash Verification

Python script for cracking a custom MD5 hashing scheme used in HotelDruid version 3.0.x...

Uchihash - A Small Utility To Deal With Malware Embedded Hashes

Uchihash is a small utility that can save malware analysts the time of dealing with embedded hash values used for various things such as: Dynamically importing APIs especially in shellcode Checking running process used by analysts Anti-Analysis Checking VM or Antivirus artifacts Anti-Analysis...

BIOS Boots What? Finding Evil in Boot Code at Scale!

Malware continues to take advantage of a legacy component of modern systems designed in the 1980s. Despite the cyber threat landscape continuing to evolve at an ever-increasing pace, the exploitation of the classic BIOS boot process is still very much a threat to enterprises around the world...

BIOS Boots What? Finding Evil in Boot Code at Scale!

The second issue is that reverse engineering all boot records is impractical. Given the job of determining if a single system is infected with a bootkit, a malware analyst could acquire a disk image and then reverse engineer the boot bytes to determine if anything malicious is present in the boot...