MHSCTF - Crypto - What's Cooking?Author published on 2022-03-11 included in crypto mhsctfCrypto - What’s Cooking? - writeup Writeup 1 65 141 40 66 144 40 67 70 40 66 70 40 65 141 40 63 63 40 67 64 40 67 64 40 66 62 40 65 67 40 63 61 40 66 66 40 66 63 40 64 65 40 64 61 40 66 142 40 66 64 40 64 67 40 64 66 40 63 71 According to cyberchef it is octal => hex => base64
MHSCTF - Crypto - Em Dee 2Author published on 2022-03-11 included in crypto mhsctfCrypto - Em Dee - writeup Description Another super-secret message from Em! What does this one mean? 1 b4b11af47f3086ce1293df4908d026d4 Remember to enter your answer in the “flag{…}” format! Hint: If at first you don’t succeed, try, try again. Writeup Looks like an MD5 hash found the hash: 1 2 Found : zero_cool (hash = b4b11af47f3086ce1293df4908d026d4) 1 flag{zero_cool}
MHSCTF - Crypto - Em DeeAuthor published on 2022-03-11 included in crypto mhsctfCrypto - Em Dee - writeup Description I have a good friend named Em. She loves secret codes, so when she challenged me this time, I was well up for it! She told me that she encoded the word “happy” as “56ab24c15b72a457069c5ea42fcfc640” and “sad” as “49f0bad299687c62334182178bfd75d8” (without the quotes) and challenged me to encode “mhsctf” using her method! I can’t figure it out! What would it be? Enter your answer in flag format: “flag{…}”
E-CTF - Web - Favourite WebsiteAuthor published on 2022-03-11 included in ectf webWeb - Favourite Website - writeup Description After a long time, Alex tries to visit his favorite website. But nobody thought he would become very unlucky. Visit the website and help him get the flag. Link: https://wec-ctf-2022-web.herokuapp.com/q2 Writeup If we refresh the webpage we see there is a cookie that changes everytime i refresh the page. That cookie is called _gatj Currently its value is 1 c3RpbGwgY2Fubm90IHNvbHZlIHRoaXMgdGFzaz90aW1lcz0wMDAwMDAwOCZpZD03Yzg3ZjBlOC1hODNiLTQyZDQtYmU1MS1hYWI5MjY5MzRjYzI3 That is base64 and decodes to
E-CTF - Osint - VacationAuthor published on 2022-03-11 included in ectf OSINTOsint - Vacation - Writeup Description People even try to turn their pets into celebrities, it gets annoying quite fast. That reminds me, have you come across @tig3r_and_b3ar ? Apparently their owner is a photographer, I haven’t contacted her though. Writeup Since the owner is a photographer we should look at instagram. By using an instagram viewer we can look at her profile without actually logging in. https://dumpor.com/v/tig3r_and_b3ar The one thing that sticks out here is that this account is following exactly one other account.
E-CTF - Misc - What Is ThisAuthor published on 2022-03-11 included in ectf miscMisc - whatisthis - writeup Description Intelligence has found same weird material from Mr. Codeshankar (yes,him again). So it is your task now to find out whats contained in it. The link is here Writeup after unpacking the zip file whatisthis.zip I get an featuredImage file whatisthis.png The file itself is broken and cannot be opened. After checking with the file command what that file actually is I am presented with the following: whatisthis.