September 2025 Security Issues in Korean & Global Financial Sector

**Executive Summary:** The report analyzes recent and ongoing cyber threats against financial institutions, detailing malware and phishing trends, statistics on leaked Korean account credentials, a claimed 20 million-user bank database listing on dark web forums, and coordinated ransomware activity—most notably the Qilin group breaching 28 asset management firms via a shared IT/cloud service (a supply-chain style attack); it also includes MD5 indicators and recommendations for data integrity verification and incident response.