Avira Reported a new ransomware threat which is downloaded by a Trojan of the Oficla family. This threat on successful download will rewrite the Mater Boor Record (MBR) of the affected system with its own and which will ask for a password to load the operating system.
The thereat warns you all your hard drives are encrypted (Which is a lie and all files can be accessed as before). and to get a password visit their site. But you need not to visit their website, but you can use the password "aaaaaaciip" which will restore the original MBR and Windows will start again.
Read more here
[Via PC Magazine]