Tags: forensics

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# Cool Image


My friend told me he found a really cool image, but I couldn't open it. Can you help me access the image?


We're given a PDF, but we're told that it's an image. Additionally, if we check the magic number, we can see that it's a png.


$xxd cool.pdf | head -n 1 00000000: 8950 4e47 0d0a 1a0a 0000 000d 4948 4452 .PNG........IHDR  We can go ahead and just view it by changing the extension. $ cp cool.pdf cool.png