Description
Watson: The criminal’s wiped down the crime scene! How can we find them now? Holmes: Elementary, my dear Watson
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Approach
As this was a steganography challenge and the image appeared to be plain white, I decided to use stegsolve.jar to check for any hidden data in the color channels separately and discovered the flag within the red plane 0
to install stegsolve
wget http://www.caesum.com/handbook/Stegsolve.jar -O stegsolve.jar chmod +x stegsolve.jar mkdir bin mv stegsolve.jar bin/
Flag: bucket{r3plAc3_c0L0Rs!!}