Official Radmin VPN installers are typically distributed as .exe files. A .rar archive likely comes from a third-party source, which increases the chance of "repacks" that may include adware or Trojans.
The file appears to be a compressed archive containing an older version of Radmin VPN , a free tool by Famatech designed to create virtual local area networks (LANs). While the software itself is a legitimate administrative tool, files found in .rar format on third-party sites or torrent trackers carry a higher risk of being modified with malware. Radmin VPN v1.3.4568.3.rar
Do not run executables from a .rar file unless you trust the specific source. It is safer to download the latest version directly from the Official Radmin VPN Website. Official Radmin VPN installers are typically distributed as