Look.rar Page
Right-click the file and select "Open with WinRAR". This lets you browse the internal folders and files like a standard directory.
Tools like HxD allow you to look at the raw binary code of the file. You can search for "plaintext strings" (hidden messages) that might be tucked away in the file header or footer. 3. Safety Precautions
If the file is part of a puzzle or mystery (like an ARG), "looking into" it might mean more than just opening it:
Use Windows Sandbox to open the file in a temporary, isolated environment that won't affect your actual computer. 4. Handling Multi-Part Files
If you want to see what is inside without fully unpacking it (which is safer if you're suspicious of the file):
Before opening, upload the file to VirusTotal to have it scanned by dozens of antivirus engines.