from Securelist - Information about Viruses, Hackers and Spam
When you are an APT group, you need to deal with the constant seizure and takedown of C&C domains and servers. Some of the most advanced threat actors have found a solution -- the use of satellite-based Internet links. In the past, we've seen three different actors using such links to mask their operations. The most interesting and unusual of them is the Turla group.