Sasageyo

A .NET Native AOT application was recovered alongside its debug symbols and encrypted output file. At first glance, the binary behaves like a simple utility that processes user input and writes results to disk, but its internal structure has been heavily optimized and stripped in ways that complicate static analysis.

Your goal is to reverse the application’s runtime logic, identify how it transforms input data, and recover the original plaintext hidden inside the generated output file.

flag format:   flag{***_*******_**_*****_****_*****}