sudo apt install imagemagick
sudo apt install graphicsmagick-imagemagick-compat
identify -verbose allyourbase.jpg | grep "exif"
sudo curl https://raw.githubusercontent.com/evyatarmeged/stegextract/master/stegextract > /usr/local/bin/stegextract
sudo chmod +x /usr/local/bin/stegextract
stegextract allyourbase.gif --outfile allyourbase
unzip allyourbase
> binwalk nineveh.png ..find
> binwalk -Me nineveh.png ..extract
> binwalk -e allyourbase.gif
-M: Recursively scan extracted files.
-e: Automatically extract known file types.
Found!!
> ls _nineveh.png.extracted/secret/