How to remove Sage 2.0 Ransomware and decrypt .sage files

Sage 2.0 is a new version of Sage ransomware. Like a previous one, Sage 2.0 has dirty function- to encrypt files on affected computer. Asymmetric AES algorithm is used in order to do this which makes the file decryption almost impossible. Once the encryption process is completed, virus will place ransom note on the desktop and all folders with encrypted files. Victims are blackmailed stating they need to send 2000 USD to the Bitcoin wallet account to decrypt files.