TL;DR
Alright so we received a .zip file which unzipped contained flag.txt which contained a wrong flag. S i binwalked the original zip file and saw 3 more zips and the last one unzipped contained the flag.
binwalk -e adofai.zip
/home/th3mujd11/Downloads/extractions/adofai.zip
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DECIMAL HEXADECIMAL DESCRIPTION
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0 0x0 ZIP archive, file
count: 1, total
size: 226 bytes
226 0xE2 ZIP archive, file
count: 1, total
size: 227 bytes
453 0x1C5 ZIP archive, file
count: 1, total
size: 226 bytes
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[+] Extraction of zip data at offset 0x0 completed successfully
[+] Extraction of zip data at offset 0xE2 completed successfully
[+] Extraction of zip data at offset 0x1C5 completed successfully
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Analyzed 1 file for 85 file signatures (187 magic patterns) in 35.0 milliseconds
ctf{281dbf950ada8e90f9320071fd871af042fd67d3bdf94043640b9ae673d0c952}