For a second opinion, upload the file to VirusTotal or Jotti's malware scan , which check the file against multiple antivirus engines.
Before opening any .rar file from an unknown or third-party source, ensure it is safe.
A suspiciously small file (e.g., a few KBs) claiming to be a large media pack or software is often a red flag for a script-based virus. 2. How to Extract the File