McAfee Labs has long monitored botnet activities and their control servers as they plague the Internet. With millions of McAfee endpoints and network security appliances sending information to McAfee Global Threat Intelligence (GTI) in the cloud, coupled with a vast collection of malicious binary and proactive research, McAfee Labs has a clear view of botnet threats around the world.
Here’s an image of the global distribution of active botnet control servers:
Topping the list of countries hosting active control servers is the United States.
Here’s the list of top 10 countries hosting active command servers: