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US and South Korea warn of Gunra ransomware targeting govt agencies
August 11, 2026 · BleepingComputer · Severity: CRITICAL
Joint advisory from US and South Korean agencies warns of Gunra ransomware attacks against government and critical infrastructure organizations worldwide. The ransomware exploits security flaws in internet-facing Fortinet and Schneider Electric appliances to gain initial access, then deploys double extortion tactics. Targets include healthcare, financial services, and government sectors.
Key Takeaways
- US and South Korea warn of Gunra ransomware targeting government and critical infrastructure.
- Attackers exploit vulnerabilities in Fortinet and Schneider Electric appliances for initial access.
- Double extortion model combines data exfiltration with encryption for maximum impact.