Published onJanuary 27, 2025PCC CTF - AshfaqVM Complete Reverse Engineering WriteupPCC25-QUALreverse-engineeringvmcustom-architecturecryptographyctfComplete reverse engineering of AshfaqVM - a custom virtual machine with encrypted flag validation. Includes VM architecture analysis, tool development, and algorithm reversal.
Published onJanuary 27, 2025PCC CTF - Forensic Tampered Challenge WriteupPCC25-QUALforensicscryptographyctfxorbash-historyForensic analysis of tampered AI research files using XOR encryption. Recovered the flag by analyzing bash history and finding hidden keys.