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Ransomware attacks are typically carried out using a Trojan, entering a system through, for example, a malicious attachment, an embedded link in a phishing email, or a vulnerability in a network service. The program then runs a payload, which locks the system in some fashion, or claims to lock the system but does not (e.g., a scareware program).
The ransomware attack crippled delivery of about 3 million barrels of fuel per day between Texas and New York. The attack caused fuel shortages up and down the East Coast of the United States. On May 30, 2021 meat supplier JBS suffered a ransomware attack. All JBS-owned beef facilities in the United States were rendered temporarily inoperative.
Jigsaw was designed in April 2016 and released a week after creation. [1] It was designed to be spread through malicious attachments in spam emails. [3] Jigsaw is activated if a user downloads the malware program which will encrypt all user files and master boot record. [4]
Conti ransomware employs various stealth techniques, including the use of BazarLoader, to infiltrate its target systems. 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]
Encryption-based ransomware, like the name suggests, is a type of ransomware that encrypts all files on an infected machine. These types of malware then display a pop-up informing the user that their files have been encrypted and that they must pay (usually in Bitcoin) to recover them.
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.
The Los Angeles County Superior Court was hit with a ransomware attack that officials say does not appear related to the faulty CrowdStrike update that sparked a global technology outage.
This is an accepted version of this page This is the latest accepted revision, reviewed on 2 February 2025. Computer program that modifies other programs to replicate itself and spread Hex dump of the Brain virus, generally regarded as the first computer virus for the IBM Personal Computer (IBM PC) and compatibles A computer virus is a type of malware that, when executed, replicates itself by ...
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