Hyperion is a runtime encrypter for 32-bit and 64-bit portable executables. It is a reference implementation and bases on the paper “Hyperion: Implementation of a PE-Crypter”.
You can download it from the following link: https://packetstormsecurity.com/files/download/156849/Hyperion-2.3.zip
Source: https://packetstormsecurity.com/files/156849/Hyperion-Runtime-Encrypter-2.3.html