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.
Published onJanuary 27, 2025PCC CTF - ROP Reverse Engineering Challenge WriteupPCC25-QUALreverse-engineeringropxorctfbinary-analysisReverse engineering challenge disguised as ROP exploitation. Analyzed ROP chain to extract XOR keys and decrypt the flag.
Published onJanuary 27, 2025PCC CTF - Reverse Flag Validator WriteupPCC25-QUALreverse-engineeringxorbinary-analysisctfstatic-analysisReverse engineering challenge involving XOR decryption. Analyzed binary to extract encrypted data and decrypt using XOR key to reveal the flag.