Clear it in 3 steps
No environment needed
This challenge can be solved with the information in the statement alone. Submit the flag you find directly.
Investigate the target
Submit the flag

Unsalted fast password hashes can often be reversed with precomputed lookup databases. Reverse the given MD5 hash. MD5 hash: 5f4dcc3b5aa765d61d8327deb882cf99 Reverse this hash and submit the original string wrapped as KINOCO{...}.
This challenge can be solved with the information in the statement alone. Submit the flag you find directly.
Search the hash in an online MD5 lookup site
It is a very common weak password
The original string is password