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A Chinese-speaking hacker used the ARTEX AI penetration testing suite and Claude agents to target South Korean banks, including Shinhan Bank, KB Kookmin Bank, and Hana Bank. The attack exposed personal data and caused system outages, prompting an emergency government meeting. CrowdStrike confirmed the tool's use, noting the attacker accessed DeepSeek v4.1-flash and GLM-5.3 models.
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Summary by ByteBrief

Hackers Use AI Tools to Breach Korean Banks
Hackers Use Chinese AI Tool to Hit South Korean Banks, Exposing New Risk

The Chinese developer of ARTEX says it has converted the AI agent into a closed-source project after CrowdStrike said it was used to hack South Korean banks (Brenda Goh/Reuters)