Among the many types of malicious codes, #ransomware poses a major threat. Ransomware encrypts data and demands a ransom in ex-change for decryption. As data recovery is impossible if the encryption key is not obtained, some companies suffer from considerable damage, such as the payment of huge amounts of money or the loss of important data. In this paper, we analyzed Hive ransomware, which appeared in June 2021.<br><br><br><br><br>