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 45.8.127.157 on port 443:
$ telnet 45.8.127.157 443
Trying 45.8.127.157…
Connected to 45.8.127.157.
Escape character is ‘^]’
Malicious domains observed at this IP address:
morsof04.top. 600 IN A 45.8.127.157