Be wary of files inside named things like document.pdf.exe . This is a common trick to hide an application as a document.
Look at the URL where the file was hosted. For example, if it came from ://example.com , the website's purpose will tell you what is inside. 57293.rar
On platforms like Nexus Mods or GameBanana , download files are often renamed to their internal database ID to prevent naming conflicts. Be wary of files inside named things like document
Frequently, random-numbered .rar or .zip files sent via email or found on shady download sites are used to mask malicious executables. Safe Handling of Unknown .RAR Files For example, if it came from ://example
Before opening it, upload the file to VirusTotal . This service runs the file through dozens of antivirus engines to check for hidden threats.