Hackers Exploit AnySign4PC via Hacked Korean Sites to Install Backdoors Without Prompts

South Korean authorities and four security firms have disclosed a state-sponsored campaign that compromised trusted domestic websites. The attackers used those sites to exploit locally installed financial-security software and infect targeted visitors with SIGNBT or COPPERHEDGE backdoors.

A compromised page could infect a system running a vulnerable AnySign4PC version without a prompt or

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id: 2307
uid: bdDBE
insdate: 2026-07-30 11:10:05
title: Hackers Exploit AnySign4PC via Hacked Korean Sites to Install Backdoors Without Prompts
additional: South Korean authorities and four security firms have disclosed a state-sponsored campaign that compromised trusted domestic websites. The attackers used those sites to exploit locally installed financial-security software and infect targeted visitors with SIGNBT or COPPERHEDGE backdoors.

A compromised page could infect a system running a vulnerable AnySign4PC version without a prompt or
category: Cybersecurity
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guid: https://thehackernews.com/2026/07/hackers-exploit-anysign4pc-via-hacked.html
source_url: https://thehackernews.com/2026/07/hackers-exploit-anysign4pc-via-hacked.html
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