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The WannaCry ransomware attack was a worldwide cyberattack in May 2017 by the WannaCry ransomware cryptoworm, which targeted computers running the Microsoft Windows operating system by encrypting data and demanding ransom payments in the Bitcoin cryptocurrency. [4]
This is an accepted version of this page This is the latest accepted revision, reviewed on 6 November 2024. Series of powerful cyberattacks using the Petya malware 2017 Ukraine ransomware attacks Petya's ransom note displayed on a compromised system Date 27–28 June 2017 (2017-06-27 – 2017-06-28) Location Ukraine Other locations Russia Germany United States United Kingdom Spain India Poland ...
The Shadow Brokers publicly released the EternalBlue exploit code on April 14, 2017, along with several other hacking tools from the NSA. [5] Many Windows users had not installed the Microsoft patches when, on May 12, 2017, the WannaCry ransomware attack started to use the EternalBlue vulnerability to spread itself.
In June 2017, a new variant of Petya was used for a 2017 cyberattacks on Ukraine global cyberattack, primarily targeting Ukraine. The new variant propagates via the EternalBlue exploit, which is generally believed to have been developed by the U.S. National Security Agency (NSA), and was used earlier in the year by the WannaCry ransomware.
The WannaCry ransomware attack had started around 12 May 2017; using an exploit in Microsoft Windows' Server Message Block, it quickly spread from its initial point of injection believed to be in North Korea to over 230,000 computers in 150 countries within the day.
Over 200,000 machines were infected with tools from this leak within the first two weeks, [26] and in May 2017, the major WannaCry ransomware attack used the ETERNALBLUE exploit on Server Message Block (SMB) to spread itself. [27] The exploit was also used to help carry out the 2017 NotPetya cyberattack on June 27, 2017. [28]
WannaCry ransomware attack. The cybersecurity firms Kaspersky Lab and Symantec report that technical evidence connects the WannaCry ransomware attack to the North Korean-backed Lazarus Group. North Korea is also believed to be responsible for previous cyberattacks on the SWIFT banking system and against Sony Pictures. (The Guardian) (The New ...
A large scale international cyber-attack using the WannaCry ransomware package disrupts computer and telephone systems in thousands of cases across 99 countries. Affected organisations include: England 's NHS , with doctors reporting messages demanding money; MegaFon and Sberbank in Russia ; Telefónica , Iberdrola , and Gas Natural in Spain ...