---
title: "Cyberattacks Hit South Korea's Major Financial Institutions"
url: https://newscentral.site/cyberattacks-hit-south-korea-s-major-financial-institutions/
language: en
publisher: "News Central Site"
section: "World"
published: 2026-10-08T12:17:00.000Z
updated: 2026-10-08T17:34:06.786Z
id: eee9878c-6c28-4b25-b46e-06c9b6e28e56
source: "DW English https://www.dw.com/en/south-korea-warns-of-ai-aided-hacking-after-bank-data-breaches/a-79592922?maca=en-rss-en-world-4025-rdf"
attribution: "Link to https://newscentral.site/cyberattacks-hit-south-korea-s-major-financial-institutions/ and name News Central Site when you quote or summarize this story."
---

# Cyberattacks Hit South Korea's Major Financial Institutions

A series of high-profile cyberattacks on South Korea's major financial institutions have resulted in the theft of thousands of customers' private data.

South Korea is scrambling to respond to a series of high-profile cyberattacks on its major financial institutions.

The country's seven largest banks have been breached, resulting in the theft of thousands of customers' private data. The data breaches extend beyond the banking sector, with two major churches and Korea Electric Power Corp. also confirming that their online systems had been compromised.

Prime Minister Han Seong-sook has called for swift action to prevent further leaks, emphasizing the gravity of the situation. She warned that the hacking methods used could spread beyond the financial sector to industries, government agencies, and public institutions.

The prime minister expressed concern about the potential use of artificial intelligence in phishing attacks, which could lead to secondary damage.

Reports from US-based cybersecurity firm CrowdStrike suggest that the hacking attack may have originated in China, but South Korea's Financial Supervisory Service has identified 28 internet protocol addresses in several countries involved in the bank breaches.

These countries include the United States, Japan, Germany, and at least 10 other nations. This development raises questions about the origins of the attack and whether it was a coordinated effort.

Analysts point out that the use of multiple IP addresses is likely an attempt by hackers to conceal their tracks. The involvement of several countries may have been a deliberate ploy to mislead investigators.

The hacking tool used in the attacks, ARTEX, is an open-source autonomous penetration-testing agent built by a Chinese developer. It is freely available on the internet and can be accessed by anyone with the necessary skills.

Experts emphasize that the use of a Chinese-built tool does not necessarily mean that the attackers are from China. The focus now shifts to understanding how hackers exploited weak authentication protocols in various bank systems, including those used for external loan recruiters, employees' mobile tools, and sales-support systems.

The breach of bank data in South Korea has highlighted concerns about the potential misuse of stolen personal information. A scammer can use a person's name, phone number, and income figure to make convincing fake "bank security" calls, tricking victims into transferring funds to specified accounts.

This type of fraud is particularly insidious because it exploits vulnerabilities in financial systems that are not typically considered high-risk targets. Professor Hyobin Lee of Sogang University notes that the severity of this incident goes beyond just exposing personal information.

The consequences of stolen data can be far-reaching, enabling sophisticated financial scams, identity theft, and targeted phishing attacks. Lee emphasizes that even after the initial attack, the compromised information can be reused or combined with other leaked databases, posing ongoing security risks.

The use of AI by hackers to exploit vulnerabilities in bank systems is another worrying development. While major financial institutions have invested heavily in protecting their core internet and mobile banking platforms, Lee suggests they may have overlooked less secure auxiliary systems such as loan agent portals and internal employee mobile apps.

These systems are often used for external services like loan recruitment, sales support, and employee tools, but appear to receive less security attention than other areas of the network. The application of AI in these breaches raises concerns about the broader security of the financial system and public confidence in institutions.

The use of artificial intelligence in cybercrime is becoming a growing concern for financial institutions and governments worldwide.

Generative AI tools are making it easier for hackers to identify security vulnerabilities, write malicious code, and conduct attacks on financial institutions. This is because AI can assist with tasks that were previously time-consuming and required extensive technical expertise, such as analyzing software vulnerabilities and processing large amounts of information.

As a result, the barriers to entry in cybercrime are being lowered, allowing more individuals to engage in hacking activities. Furthermore, AI is also increasing the speed and scale of attacks, making it even more challenging for organizations to defend themselves against these breaches.

---
Source: [DW English](https://www.dw.com/en/south-korea-warns-of-ai-aided-hacking-after-bank-data-breaches/a-79592922?maca=en-rss-en-world-4025-rdf)  
Published by News Central Site: https://newscentral.site/cyberattacks-hit-south-korea-s-major-financial-institutions/