HC3 Threat Intelligence Briefing - Evolution of Ryuk April 8, 2021

Agenda

• What is Ryuk?
• A New Ryuk Variant Emerges in 2021
• Progression of a Ryuk Infection
• Infection Chains
• Incident: Late September Attack on a Major US
Hospital Network
• Incident: Late October Attack on US Hospitals
• UNC1878 – WIZARD SPIDER
• Danger to the HPH Sector
• Mitigations and Best Practices
• References

Cybersecurity