The host at this IP address is obviously operated by cybercriminals. It is running a malware botnet controller which is being used to control infected computers (bots) around the globe using a trojan horse.
Malware botnet controller located at 18.104.22.168 on port 4542 TCP:
$ telnet 22.214.171.124 4542
Connected to 126.96.36.199.
Escape character is ‘^]’
$ nslookup 188.8.131.52
Referencing malware samples (MD5 hash):
8a5bb69d1ac68afc6c24103475a840d8 — AV detection: 26 / 67 (38.81%)