INC Ransomware Emerges as Dominant Actor Exploiting SonicWall SMA 1000 Flaws

A ransomware group known as INC has become the primary threat actor exploiting vulnerabilities in SonicWall's Secure Mobile Access 1000 series VPN appliances. Since early August 2026, the group's activity has surged, with multiple victims listed on its data leak site, according to Resecurity¹. The vulnerabilities in question affect SonicWall's SMA 1000 series, which provides secure remote access to networks. By targeting these flaws, INC Ransomware has successfully compromised numerous organizations, highlighting the need for prompt patching and mitigation. The group's rapid escalation of attacks underscores the importance of addressing known vulnerabilities, particularly in widely used products like SonicWall's SMA 1000 series. This emergence of INC Ransomware as a dominant threat actor exploiting these flaws matters to security practitioners because it emphasizes the critical need to prioritize vulnerability management and secure remote access solutions to prevent similar breaches.