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hello guys welcome to another video here on Pico CF and today weamp;#39;re going to be solving a medium challenge here called trickstar um this is under U all difficulties web exploitation for p CTF 2024 okay so um weamp;#39;re going to without further Ado weamp;#39;re just going to dive in but the description here said I found a web app that can help process images PNG images only okay now letamp;#39;s hit enter here uh so he says welcome to my PNG processing app here we can upload a file and so on and so forth but the thing here now is for us to be able to uh upload a file and take advantage of it it has to be a PNG and then for us to be able to manipulate this uh we might have to send like a webshell but that webshell would be in form of a PNG but the best way to do this is to intercept and make some changes so basically weamp;#39;re going to uh look for a PHP webshell and then uh edit it to be a PNG file and try to upload it I canamp;#39;t waste we canamp;#39;t waste time he
