This report provides the number of affected systems confirmed during January 2026, DLS-based ransomware-related statistics, and notable ransomware issues in Korea and abroad. Below is a summary of some information.   The statistics on the number of ransomware samples and affected systems were based on the diagnostic names assigned by AhnLab, and the statistics on ransomware-affected […]

This report provides the number of affected systems confirmed during December 2025, DLS-based ransomware-related statistics, and notable ransomware issues in Korea and abroad. Below is a summary of some information.   The statistics on the number of ransomware samples and affected systems are based on the diagnostic names assigned by AhnLab. Please note that the […]

This report provides the number of affected systems confirmed during November 2025, DLS-based ransomware-related statistics, and notable ransomware issues in Korea and abroad. Below is a summary of some information.   The statistics on the number of ransomware samples and affected systems are based on the diagnostic names assigned by AhnLab. Please note that the […]

Operators behind RansomHouse, a ransomware-as-a-service (RaaS) group, have upgraded their encryption methods from single-phase to complex and layered.

The post From Linear to Complex: An Upgrade in RansomHouse Encryption appeared first on Unit 42.