9d043507-0d89-4c12-8912-c41247c3942f.jpg -

If the image won't open, use a hex editor like HxD to verify the magic bytes. A valid JPEG should start with FF D8 FF and end with FF D9 Fixing Corrupted Images .

Use StegSolve to browse through different color planes (Red, Green, Blue, Alpha) to see if the flag is hidden in the Least Significant Bit (LSB). 9d043507-0d89-4c12-8912-c41247c3942f.jpg

steghide extract -sf 9d043507-0d89-4c12-8912-c41247c3942f.jpg If the image won't open, use a hex