ESET Crysis Decryptor is a tool for recovering data lost as a result of Crysis ransomware (in all its versions). The program automatically decrypts files with extensions such as .crysis, .xtbl, .crypt or .lock to the disk when it is started. It is launched in a console (CMD.exe), with the drive letter as a parameter (ESETCrysisDecryptor.exe C:) The decryption lasts very quickly:

nothing is broken here, the original keys are used, which most probably leaked from the competition.