If you can tell me what is (e.g., documents, code, log files), I can give you a better way to process it. How To Open, Create, and Convert RAR Files - AVG Antivirus
Go to a free converter site such as Aspose RAR to Text Converter or ezyZip . Upload your 25318.rar file. Click "Convert" or select TXT as the output format. Download the resulting text file.
To convert the 25318.rar file to a text-based format, you will need to extract the contents or convert it using an online converter.