Researchers at FireEye and Fox-IT have managed to obtain the private encryption keys that the malware uses to lock files.
They are offering people whose files have been locked by CryptoLocker ransomware a free service to recover those files. Until now, those who had the misfortune of being victims of the malware had to choose to pay the ransom demanded or consider the files gone forever.
CryptoLocker first emerged last fall. If you have a machine with encrypted files that you have not been able to decrypt, this may solve the problem for you:
https://decryptcryptolocker.com