Malware That Makes Money

“The server will destroy the key after a time specified in this window,” the screen warns, displaying a clock that starts with 72:00:00 and counts down with each passing second. “After that, nobody and never will be able to restore files. To obtain the private key for this computer, which will automatically decrypt files, you need to pay 300 USD / 300 EUR / similar amount in another currency.”

via You’re infected—if you want to see your data again, pay us $300 in Bitcoins

They are good.