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The first reported death following a ransomware attack was at a German hospital in October 2020. [76] There was a significant increase in ransomware attacks during the 2020 COVID-19 pandemic. Evidence found that the targeted institutions of these attacks included government, finance, and healthcare.
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]
During this attack, Kadokawa's stock price declined, and by July 3, Kadokawa's stock price had dropped by over 20%. [16] Kadokawa's publishing business' manufacturing end was briefly put on hold after the attack and e-books distribution was delayed. Kadokawa Umbrella, its online shop, was affected and could not receive nor ship orders. [17]
These attacks are wide-ranging, global and do not seem to discriminate among governments and companies. Operation Shady RAT; World of HELL; RED October, discovered in 2012, was reportedly operating worldwide for up to five years prior to discovery, transmitting information ranging from diplomatic secrets to personal information, including from mobile devices.
A computer technician in Yangon found that the hacks were denial-of-service attacks, while the group's motive is to protest the 2021 Myanmar coup. [176] March: Cyber insurer CNA Financial, one of the largest insurance companies based in the US, was attacked with ransomware, causing the company to lose control over its network. [177]
The REvil ransomware gang officially took credit for the attack and claimed to have encrypted more than one million systems during the incident. They initially asked for a $70 million ransom payment to release a universal decryptor to unlock all affected systems. [ 14 ]
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