The host at this IP address (172.217.19.206) is either operated by cybercriminals or hosting compromised websites that are being used to distribute malware:
https://sites.google.com/site/stormqk/dn/StormAgent.apk?attredirects=0
AS number: AS15169
AS name: GOOGLE
Hostname: ams16s31-in-f14.1e100.net