According to AlienVault’s Open Threat Exchange platform, the largest percentage of malware came from China with 95,249 IP addresses. The United States came in second with 60,346, followed by South Korea with 16,115, Russia with 13,367 and Taiwan at 12,504.
Direct injection is rare and requires the perpetrators to be physically on site. Malware makes its way into systems a variety of ways, including:
The top types of viruses are all associated with Windows. And while Mac malware is becoming more prevalent, the amount of Windows malware on the Internet is staggering. The AlienVault Open Threat Exchange has analyzed over 5 million URLs, a large enough sample to provide a sense of how much malware is present on the Web. The company received nearly 30 million entries from its users and found a little more than a million malicious addresses.