[tomyws]

Absolutely correct. Although this was intentional behaviour, it was given a security advisory[1]. In practice it allowed all sorts of exploits, including dumping packed executables for cracking, as you say.

[1]: https://docs.microsoft.com/en-us/security-updates/SecurityAd...

[iancarroll]

Though to be clear, this is like one of a billion ways to inject code into processes on Windows.