Ok !!! This challenge doesn't give any output. Now try to get the shell.
The libc has tcache enabled (not libc-2.32) and you don't require libc for this challenge at all. This challenge can be done without having libc. You don't need to guess or bruteforce libc.
connection: nc 13.233.166.242 49153

Files: NO-Output.zip (NO_output)