If you are trying to access the contents of this specific file for a legitimate reason:
Upload the file (without opening it) to VirusTotal to see if it triggers any antivirus detections. BlackRoses.rar
A password-protected archive containing cryptic images, audio files, or text documents that tell a story. If you are trying to access the contents
Often a Trojan or Ransomware disguised as a legitimate file. BlackRoses.rar
Where did you get it? If it was a Discord link or an anonymous forum, the risk of malware is nearly 100%.
Use a tool like Windows Sandbox or Any.run to open the file in an isolated environment.