no it's not that, because someone stoll my 8bit to

fuck how its possible?
I never said nothing to no one, just to set up the masternodes?

??
you have a virus/malware on your computer that steals wallet.dat files. Better clean the comp stat!
Everyone secure your wallets of every coin by choosing to encrypt the wallet.
my wallet was encrypt to, how can I clean the pc? must restart maybe the router to, oh god
Clean your pc is very easy .If you can trust me click at this link
https://www.microsoft.com/en-us/download/malicious-software-removal-tool-details.aspx if not..well just type "microsoft removal tool "and from microsoft download this tool.You will have very clean pc after that.To be double sure .After that turn on Norton or whatever you have, for full scan .After that .Check your all e-mails acounts and be sure that you don't have them to set up for "remmember me, option ( remmember my password ) All your e-mails account should be always closed after reading e-mails.Now...If you have big amounts of BTC or other good coin .You should store them in computer that is not used for daily surfing over internetLast ..try avoid to sell or send big amount of BTC at one time .Because some a'''hole can follow after your transaction and all what he need is get your comp IP.After that it's a pice of cake to clean your balance for middle class of hacker .