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In May 2017, the WannaCry ransomware attack spread through the Internet, using an exploit vector named EternalBlue, which was allegedly leaked from the U.S. National Security Agency. The ransomware attack, unprecedented in scale, [ 106 ] infected more than 230,000 computers in over 150 countries, [ 107 ] using 20 different languages to demand ...
Hive (also known as the Hive ransomware group) was a ransomware as a service (RaaS) operation carried out by the eponymous cybercrime organization between June 2021 and January 2023. The group's purpose was to attack mainly public institutions to subsequently demand ransom for release of hijacked data.
The attack was estimated to have affected more than 300,000 computers [6] across 150 countries, [6] with total damages ranging from hundreds of millions to billions of dollars. At the time, security experts believed from preliminary evaluation of the worm that the attack originated from North Korea or agencies working for the country.
A credential attack occurs when a user account with administrative privileges is cracked and that account is used to provide malware with appropriate privileges. [79] Typically, the attack succeeds because the weakest form of account security is used, which is typically a short password that can be cracked using a dictionary or brute force attack.
CryptoLocker typically propagated as an attachment to a seemingly innocuous email message, which appears to have been sent by a legitimate company. [5] A ZIP file attached to an email message contains an executable file with the filename and the icon disguised as a PDF file, taking advantage of Windows' default behaviour of hiding the extension from file names to disguise the real .EXE extension.
A ransomware attack has shut down the computer system of the largest trial court in the country, officials with the Superior Court of Los Angeles County said. The Superior Court of Los Angeles ...
The ransomware is designed to encrypt files and render them inaccessible until a ransom is paid. It is often delivered through phishing emails, exploit kits, or compromised websites. [ 1 ] Conti has gained notoriety for targeting healthcare institutions, as seen in its attacks on organizations in Ireland and New Zealand .
In the first half of 2022, over 236 million ransomware attacks occurred around the world. And back in 2021, around half of American internet users had their accounts breached. #4
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