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 20.113.159.145 on port 3162 TCP:
$ telnet 20.113.159.145 3162
Trying 20.113.159.145…
Connected to 20.113.159.145.
Escape character is ‘^]’
Referencing malware samples (MD5 hash):
bb4e2fc56b21fa794939e3315b0126a0 — AV detection: 49 / 70 (70.00%)