Run unzip -l Become_someone_v105_gif_version.zip to see the internal files without extracting.

The first step is to analyze the container. You can use standard command-line tools to verify the file type and list its contents:

Look for common magic numbers at the end of the GIF file structure (like 50 4B 03 04 for ZIP).

If the GIF itself contains appended data (common in "Become Someone" themed challenges where you "unmask" a file):

GIFs are made of multiple frames. Use tools like ImageMagick to explode the GIF into individual frames: convert animation.gif frame%03d.png . Hidden data often resides in a single, near-invisible frame.