MountainMan
50 points Medium

Don't be fooled by two 0xffd9 markers. xor is your friend.

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Rating 4.61
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Discussion

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Thank you!

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Learned alot about File Layout!

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not too difficult not too easy , use hexedit and cyberchef

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new things has been learned. bruXor costs a lot of time then suddenly a tool with only xor from "xor is your friend" which solves my problem in just 1.2 minutes lmao..

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finally !!! its Hard ...

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this one took a lot of work to solve, congrats

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I've put those extra hex numbers (AFTER the first FF D9) into CyberChef and run the magic function in intensive mode but it doesn't find anything useful. Am I to enter a Crib into the magic box to help it as I've no idea what to add?

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I don't use cyber chef so I can't help you.

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