Malware inside a RAR file generally cannot harm your system until it is extracted and executed. Do not run any .exe , .scr , or .bat files found inside. 3. How to Open (If Verified Safe)
A guide for the file sisbigbro (8).rar depends on what it is and where it came from. Since "sisbigbro" is not a recognized standard software or official file, before opening it. 1. Identify the Source sisbigbro (8).rar
The original tool for this format, available at the official WinRAR site . Malware inside a RAR file generally cannot harm
8 Zip - unpack RAR, ZIP, 7z - Free download and install on Windows How to Open (If Verified Safe) A guide
If you are 100% certain the file is legitimate, you will need a RAR extractor to see its contents:
Upload the file to VirusTotal to check it against dozens of different antivirus engines simultaneously.
If this file was downloaded from an unofficial website, a social media link, or an email attachment, it is highly likely to be malicious.