Creative hacking - Hackers use Google to steal data

(From the article)

What was unique about the attackers was how they disguised traffic between the malware and command-and-control servers using Google Developers and the public Domain Name System (DNS) service of Fremont, Calif.-based, Hurricane Electric.

In both cases, the services were used as a kind of switching station to redirect traffic that appeared to be headed toward legitimate domains, such as adobe.com, update.adobe.com and outlook.com.


The link below has more information:-

http://www.csoonline.com/article/2462409/data-protection/how-hackers-used-google-in-stealing-corporate-data.html