Rotten theives, this is immoral and absolutely ridiculous! I don't want to say anything which would keep you stressed out and worried but if you can't do anything then you can't!
If there was something like a decentralised insurance platform which covers us for our losses on exchanges like Bittrex or Poloniex then that would make life so much easier.
RE: $20,000 (7BTC) Stolen from Bittrex (captured live on video) Huge lesson learned