Indeed, you can kludge anything together into working chimeras, as long as you can mend the ABIs together.

I've done a case study where I've ported a Linux a.out program into a native Windows PE program without source code: https://boricj.net/atari-jaguar-sdk/2023/11/27/introduction....

Another case study was ripping the archive code from a PlayStation game and stuffing it into a Linux MIPS program to create an asset extractor: https://boricj.net/tenchu1/2024/03/18/part-6.html