Use tools like 7-Zip or WinRAR to "List" the contents rather than extracting them. This lets you see filenames and extensions (like .pdf , .wav , or .exe ) without running anything.
Naming schemes like "MM_06" often refer to:
To perform your own review of what's inside without risking your system, follow these steps:
Version-controlled project files or data sets.
Specific modules or months (e.g., "Marketing Module 06" or "Monthly Materials June").