CTF challenges that I created for various competitions. Includes the source code, and solution to them. A brief summary of each, a personal rating of how good they are, and a personal rating of difficulty for each challenge is provided.
| Name | CTF | Summary | Rating | Difficulty |
|---|---|---|---|---|
| goose-ransomware | MITRE STEM CTF 2019 | Reverse engineer obfuscated, multi stage golang ransomware | ★★★★☆ | 💀💀💀 |
| goldfish-ransomware | MITRE STEM CTF 2019 | Reverse engineer golang ransomware | ★★★★☆ | 💀💀 |
| bluecode | MITRE STEM CTF 2018 | Reverse engineer Python matrix math | ★★★★☆ | 💀💀 |
| cwe-191-kitchen | MITRE STEM CTF 2018 | Three phase integer overflow intro | ★★★★☆ | 💀 |
| crack-zet3 | MITRE STEM CTF 2018 | Reverse engineer C crackme requiring SMT intro | ★★★☆☆ | 💀 |
| farm-sim | MITRE STEM CTF 2018 | Custom (poor) heap allocator exploitation | ★★★★★ | 💀💀 |
| cutie-keygen | BKP 2017 | Reverse engineer a C++ Qt app using crypto | ★★★★★ | 💀💀💀 |
| paper-circuit | MTEM 2017 | Conf Reverse engineer a circuit with pen and paper | ★★★★★ | 💀 |
| rop-101 | MITRE STEM CTF 2017 | Three phase ROP intro | ★★★★☆ | 💀 |
| pygolf | MITRE STEM CTF 2017 | Simple filter based python jail | ★★☆☆☆ | 💀 |
| tinyworld | MITRE STEM CTF 2016 | A pyjail allowing any env var to be set | ★★★☆☆ | 💀💀 |
| pyescape-yet-another | Private | Another python jail allowing only `()+,.1=A-Za-z[]_~: |
★★★☆☆ | 💀💀 |
| qr-code-intro | Private | Simple intro qr code scanning | ★☆☆☆☆ | 💀 |