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 45.79.90.143 on port 443 TCP:
$ telnet 45.79.90.143 443
Trying 45.79.90.143…
Connected to 45.79.90.143.
Escape character is ‘^]’
$ nslookup 45.79.90.143
li1189-143.members.linode.com
Referencing malware samples (MD5 hash):
0247222caf3b70431bb17ed46bf2cf94 — AV detection: 47 / 66 (71.21%)
1e6b4fd9f05335b09a07c51956de3600 — AV detection: 32 / 70 (45.71%)
51c527a13d26dbae768098f26f49bc42 — AV detection: 29 / 70 (41.43%)
5cf9fab202fe205d713194f466e41744 — AV detection: 29 / 70 (41.43%)
7710d08e7ab7e360ee3d55f124c4b1c9 — AV detection: 30 / 68 (44.12%)
8747ccb6ab75126a8184897a3f95dfdf — AV detection: 53 / 70 (75.71%)
8d6b2c0381dc20ffe65ae92b0ab44848 — AV detection: 37 / 71 (52.11%)
9f324a4a53ad07fd235e58998e7af658 — AV detection: 30 / 71 (42.25%)
a56687f06817fe7a6a48c43d8d7133c2 — AV detection: 29 / 66 (43.94%)
a648f287ded01899c5018bf6a0c919ea — AV detection: 17 / 71 (23.94%)
a880e4e346f032c1e200ce808e5cbf9f — AV detection: 21 / 71 (29.58%)
c61f82418d155c6a2b61f9f9b7f7d2ed — AV detection: 30 / 71 (42.25%)
cb0fed54e34f1602e3c14f5bfc02bf8e — AV detection: 44 / 70 (62.86%)
ed995f31ee2575bc8c1de5efa0503019 — AV detection: 34 / 71 (47.89%)