The top three most popular intrusion methods include unsecured RDP endpoints, email phishing, and the exploitation of corporate VPN appliances. Ransomware attacks targeting the enterprise sector have been at an all-time high in the first half of 2020. RDP is regarded as the single biggest attack vector for ransomware.
Remote Desktop Protocol (RDP) is currently by a wide margin, the most common attack vector used by threat actors to gain access to Windows computers and install ransomware and other malware,” Recorded Future threat intel analyst Allan Liska wrote in a report published last week about the danger of ransomware to the US election infrastructure.
read more about this: https://www.zdnet.com/article/top-exploits-used-by-ransomware-gangs-are-vpn-bugs-but-rdp-still-reigns-supreme/