MSP cybersecurity news digest, April 22, 2025

**Executive summary:** This report aggregates multiple active cyber incidents: a 2TB data breach at South African mobile operator Cell C leaked by RansomHouse exposing sensitive customer data; the discovery of ResolverRAT targeting healthcare and pharma with in-memory reflective loading and stealthy exfiltration; a Pakistan-linked SideCopy campaign weaponizing CurlBack, Spark and Xeno RATs against Indian sectors; a ransomware incident at DaVita impacting operations; and a Russian state-backed APT29 spear-phishing campaign deploying GrapeLoader and a new WineLoader variant against European diplomatic entities.