Also it looks like you have a change to recover your files until you restart the infected machine. See https://twitter.com/hackerfantastic/status/8797902807147

Also it looks like you have a change to recover your files until you restart the infected machine. See https://twitter.com/hackerfantastic/status/879790280714706944 https://twitter.com/hackerfantastic/status/87979028071470694... If you are infected with Petya and your machine has crashed/powered off. DO NOT POWER UP. Use a LiveCD or external machine to recover files