This is the solution to the challenge:

  1. Download 010 Editor
  2. Open the image in the editor.
  3. Download JPGTemplate from http://www.sweetscape.com/010editor/templates/
  4. Open JPGTemplate.bt template to view JPEG Specification.
  5. You will notice a Comment structure inside containing .PNG:

/wp-content/uploads/2015/03/1_656280.png

  1. Copy 3748 bytes from value: A0h and save them in a new file bytes.png
  2. Open this .PNG and you will notice a QR Code.
  3. Use the QR Code to open a URL: https://securityblog-i305845trial.dispatcher.hanatrial.ondemand.com/notA.jpg
  4. As the picture says, it’s not a JPG, open it in a notepad.
  5. Copy the chars in Base64 decode, https://www.base64decode.org/

/wp-content/uploads/2015/03/2_656281.png

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