This is SCAM.
The user wbtcteam have only one post !
Site:
http://www.wbtcteam.orgnot work.
If you have WBTC coins in your Windows wallet-QT, you unable to send it to other address !
Possible only if you mine in pool. Only send from pool to other address.
Maybe malware anyway that wallet. It's weird to call your project World Bitcoin and the website btcteam.org. Would stay away from this as far as I can.