Ransomware Attacks Surge 30% In October 2025

**Executive Summary:** October 2025 experienced a 30% month-over-month surge in ransomware attacks (623 incidents), driven by prolific groups such as Qilin (210 victims) and emerging actors like Sinobi; the report details weaponized vulnerabilities (e.g., CVE-2025-61882, CVE-2025-10035), common TTPs (RMM abuse, BYOVD, RDP brute force, supply-chain techniques), sectoral and geographic impacts, and includes a Qilin IoC appendix for detection and response.