Yup. Some weirdo thought up a crazy idea that CA would somehow take the time to make millions of different Engine.exe's for every different user to pervent hacks from working.
So think about it. They need to diversely code millions of Engine.exe's in the time between 1 patch and the next. Likely? No.
Well, some people still believe it. So how about we compare MD5 Hashes!
Mine is: 221dcc746eaf5a4a106b176293f7559a
Is your hash different? Then you may be a victim of stupidity.