EUM Asset Management Falls Victim to Qilin Ransomware

🏢 About EUM Asset Management

EUM Asset Management, based in Seoul, South Korea, is a financial services company specializing in private equity funds, stocks, bonds, and real estate investments.

The firm positions itself as a trusted provider of asset management solutions but reportedly suffered a major data breach. According to Qilin’s leak site, the company lacked adequate security controls to safeguard its sensitive financial, contractual, and client data.

⚠ Disclaimer

This report includes actual screenshots and/or text that may include unredacted personally identifiable information (PII) obtained from publicly available sources. Information is provided solely for cybersecurity awareness and threat intelligence purposes.

📌 Overview

On September 18, 2025, the Qilin ransomware group added EUM Asset Management to its dark web leak portal.

The group alleges that confidential financial records, client databases, and internal business files were stolen. Qilin claims the breach highlights systemic weaknesses in South Korea’s financial data protection environment.

📊 Key Details