Well, shit happens.
Hopefully you won't fall for shit like that again.
You did the two things MEW told you not to do:
Let this serve as a warning to other members.
- Entering your private key on a website dangerous. If our website is compromised or you accidentally visit a different website, your funds will be stolen.
Please consider:
MetaMask or A Hardware Wallet or Running MEW Offline & Locally
- If you must, please double-check the URL & SSL cert. It should say
https://www.myetherwallet.com & MYETHERWALLET LLC [US] in your URL bar.