Files with rokku file extension may be usually found as files encrypted by the Rokku ransomware.
ROKKU file extension - Rokku ransomware affected data
What is rokku file? How to open rokku files?
File type specification:
The rokku file extension is infamously associated with a ransomware labeled as Rokku that is distributed via e-mails, encrypts users files and them demands ransom in bitcoins for their recovery.
This particular ransomware was encountered in late march 2016 and is special in the fact that it has unique key for each encrypted file.