: If you are comfortable with the command line, use Binwalk to search the archive for embedded files or hidden firmware images that standard zip utilities might miss.
If the file is safe, use specialized tools to see what is inside without fully "installing" or running unknown executables. Uju01.zip
If the .zip file appears empty or corrupted, it may be a "polyglot" file or contain hidden data. : If you are comfortable with the command
: Use ExifTool on the extracted files. This can reveal the original creation dates, the software used to create them, or even hidden author comments. 3. Advanced Investigation (For Puzzles or Corrupt Files) : Use ExifTool on the extracted files
: Use a dedicated virtual machine or a tool like Any.Run to interact with the file in an isolated environment. 2. Inspecting the Contents