A new virus affected my computer in March 2017 and all my files have been encrypted in the following format: "TMXAHG07-02-2017-12.DUMP.id-10D393ED.[firstname.lastname@example.org].wallet. the is a database DUMP file but encrypted and dis-functioned. Is there any decryption tool available to recover the files? I have registered Eset nod32 Antivirus 4 installed in my computer. but antivirus failed to detect and save my computer.