// AI threat desk · 7 Oct 2026
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South Korean officials believe AI agents likely caused bank hacks

South Korean officials investigated breaches that The Record said exposed data on at least 68,000 people at at least seven financial institutions; it said the incidents first came to light on Sep 30.

AI-generated image of security analysts monitoring blurred cyber incident dashboards in a financial institution operations centre.
AI-generated image, not a photo of the event.
Key takeaways
  • South Korean officials believed artificial intelligence agents likely caused a series of recent bank hacks.
  • The Record said the breaches reportedly exposed personal data belonging to at least 68,000 people at at least seven financial institutions.
  • South Korean financial authorities said they had found 33 IP addresses used in the hacks.

South Korean officials investigated a series of bank breaches that they believed were likely caused by artificial intelligence agents, with the incidents first coming to light on Sep 30, The Record said.

The breaches reportedly exposed personal data belonging to at least 68,000 people at at least seven financial institutions. The data included customers’ borrowing history, incomes, phone numbers and names, The Record said.

The impacted companies included Hana Bank, KB Kookmin Bank and Shinhan Bank. Shinhan Bank reportedly said data belonging to roughly 25,000 customers was exposed.

On this page

Officials believe Artex AI was used; 33 IP addresses found

South Korean officials said they believed the Chinese cybersecurity tool Artex AI was used to hack the banks’ systems.

South Korean financial authorities said they had found 33 IP addresses used in the hacks.

Lee Jae Myung said that “Signs have emerged” suggesting AI agents were deployed in at least some of the attacks. He reportedly added that it had become possible to use AI to hack with ease even without specialized skills.

What happened

The Record said the incidents were described as the first known example of AI agents hacking the financial sector.

Lee Jae Myung pledged to devote significant staff and money to “swiftly and clearly” ensure the hacks do as little damage as possible.

The National Office of Investigation said it had created a team of 28 investigators.

FAQ

What happened in the South Korean bank breaches?

South Korean officials believed artificial intelligence agents likely caused a series of recent bank hacks. The Record said the breaches reportedly exposed personal data belonging to at least 68,000 people at at least seven financial institutions.

Which South Korean banks were affected?

The Record said the impacted financial companies included Hana Bank, KB Kookmin Bank and Shinhan Bank.

Was Artex AI used in the bank hacks?

South Korean officials said they believed the Chinese cybersecurity tool Artex AI was used to hack the banks’ systems.

How many IP addresses did investigators find?

South Korean financial authorities said they had found 33 IP addresses used in the hacks.

Were the South Korean bank breaches the first AI agent attacks on finance?

The Record said the incidents were described as the first known example of AI agents hacking the financial sector.

Sources

  1. South Korean officials believe AI agents were used to hack several banks, The Record
How we checked this story
ClaimSourceStatus
South Korean officials believed AI agents likely caused a series of recent bank hacks.South Korean officials, via The RecordAttributed
The Record said the breaches reportedly exposed the personal data of at least 68,000 people at least seven financial institutions.The RecordAttributed
South Korean officials said officials said they believed the Chinese cybersecurity tool Artex AI was used to hack the banks’ systems.South Korean officials, via The RecordAttributed
South Korean financial authorities said financial authorities said they had found 33 IP addresses used in the hacks.South Korean financial authorities, via The RecordAttributed
The Record said the incidents were described as the first known example of AI agents hacking the financial sector.The RecordAttributed
The Record said the impacted financial companies included Hana Bank, KB Kookmin Bank and Shinhan Bank.The RecordAttributed
Shinhan Bank reportedly said personal data belonging to roughly 25,000 customers was exposed.Shinhan Bank, via The RecordAttributed
The Record said the breached data included customers’ borrowing history, incomes, phone numbers and names.The RecordAttributed
Lee said it had become possible to use AI to hack easily without specialized skills.Lee Jae Myung, via The RecordAttributed

Could not verify

  • Whether AI agents actually conducted the bank hacks is not established
  • Whether Artex AI was used in the attacks is not established
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