Alert - Ryuk ransomware targeting organizations globally (NCSC report)

Number: AL19-013
Date: 25 June 2019

Audience

This Alert is intended for IT professionals and managers of notified organizations.

Purpose

An Alert is used to raise awareness of a recently identified cyber threat that may impact cyber information assets, and to provide additional detection and mitigation advice to recipients. The Canadian Centre for Cyber Security ("Cyber Centre") is also available to provide additional assistance regarding the content of this Alert to recipients as requested.

Assessment

The National Cyber Security Centre (NCSC), the United Kingdom’s independent authority on Cyber Security, has produced a report regarding their ongoing investigation of Ryuk ransomware and related malware, dated 22 June 2019. The Cyber Centre would like to highlight this report as it provides valuable information to system owners and operators responsible for defending their systems and networks from ransomware attack.

The NCSC report can be found at: https://www.ncsc.gov.uk/news/ryuk-advisory

Should activity matching the content of the NCSC Advisory be discovered, the Cyber Centre encourages recipients of this Alert to contact us at: contact@cyber.gc.ca or by telephone at (1-833-CYBER-88 or 1-833-292-3788).

Note to readers

The Canadian Centre for Cyber Security (Cyber Centre) operates as part of the Communications Security Establishment. We are Canada's national authority on cyber security and we lead the government's response to cyber security events. As Canada's national computer security incident response team, the Cyber Centre works in close collaboration with government departments, critical infrastructure, Canadian businesses and international partners to prepare for, respond to, mitigate, and recover from cyber events. We do this by providing authoritative advice and support, and coordinating information sharing and incident response. The Cyber Centre is outward-facing, welcoming partnerships that help build a stronger, more resilient cyber space in Canada.

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