Use sandboxed environments (e.g., Any.Run or Joe Sandbox) to inspect suspicious files.
The file "helicopter flight.7z" should be treated as high-risk. Forensic analysis of such samples typically reveals sophisticated obfuscation techniques designed to evade signature-based detection. Organizations and individuals are advised to: helicopter flight.7z - BayFiles
BayFiles and similar services are often used in or Phishing campaigns: Use sandboxed environments (e