profdracula on 2:00 PM 01/07/2021: https://paste.ubuntu.com/p/bqy7s2bcVn/
tamaroth on 4:35 PM 01/07/2021: Personally, I feel the difficulty level is at most 2. It feels like 1, though. Certainly it is not 3 for having a string compare with a minor twist.
loribao on 3:17 AM 01/13/2021: https://youtu.be/OpkphHYlbhA
perform the XOR operation on the array declared at the beginning of the binary, success!
pranav on 9:14 AM 01/13/2021: For those who said it was too easy for Level 3, I didn't knew the standards as this was my first attempt... I have posted a new one which now I think should be L3, consider this as L1 from now.
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Solution by hakman7047: Unlockme crackme solution
Note: I'm using Intel disassembly flavor but the supplementary explanation should help anyways.