Never disable your antivirus or add "exclusions" just to run a patch, as this is a common tactic used by malicious actors to bypass your system's defenses.
Files ending in part05.rar are part of a split archive. You must have all parts ( part01 through part05 ) in the same folder to extract the contents successfully. Download Patch part05 rar
If the file is an .exe disguised as a RAR (Self-Extracting Archive), it is higher risk because it executes code the moment you "open" it. Never disable your antivirus or add "exclusions" just
Do you have the of this archive, or would you like help scanning the file for safety? Download Patch part05 rar
Use a tool like VirusTotal to check the file against dozens of antivirus engines simultaneously.