The host at this IP address is running a malware botnet controller which is being used to control infected computers (bots) around the globe using a trojan horse.
DCRat botnet controller located at 52.158.47.4 on port 80 (using HTTP GET):
hXXp://52.158.47.4/javascriptPollhttpLongpoll.php
Referencing malware binaries (MD5 hash):
e8317caac6568f4d37d8535a1e56ad29 — AV detection: 40 / 69 (57.97)