A simple demo use wow64ext to inject shellcode to 32 bit process and 64 bit process, which you can't inject 64 bit shellcode to a 64 bit process from a 32 bit process generally.
32 bit process inject shellcode to 32 bit process and 64 bit process
Repository from Github https://github.combaiyies/CrossInject
A simple demo use wow64ext to inject shellcode to 32 bit process and 64 bit process, which you can't inject 64 bit shellcode to a 64 bit process from a 32 bit process generally.