I think it's not unlikely that a very high percentage of these protective relay is from the same manufacturer running the same "operating system" with the same

I think it's not unlikely that a very high percentage of these protective relay is from the same manufacturer running the same "operating system" with the same vulnerability. With that it doesn't matter if it's the same hardware model and also not which generator sits behind it. From the article it sounds like that force would have killed any generator.