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New Memento ransomware uses password-protected WinRAR archives to block access to the files

Security Affairs

Memento ransomware group locks files inside WinRAR password-protected archives after having observed that its encryption process is blocked by security firms. In October, Sophos researchers have spotted the Memento ransomware that adopts a curious approach to block access to victims’ files. Pierluigi Paganini.

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Phorpiex botnet sent millions of phishing emails to deliver LockBit Black ransomware

Security Affairs

Experts reported that since April, the Phorpiex botnet sent millions of phishing emails to spread LockBit Black ransomware. The ZIP archives contain a compressed executable payload that, if executed, will start the encryption process with LockBit Black ransomware. com,” and “Jenny[@]gsd[.]com.” 177 and 185[.]215[.]113[.]66.

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Expert warns of Turtle macOS ransomware

Security Affairs

The popular cybersecurity researcher Patrick Wardle dissected the new macOS ransomware Turtle used to target Apple devices. The popular cyber security researcher Patrick Wardle published a detailed analysis of the new macOS ransomware Turtle. “Today we dove into a new ransomware sample, internally dubbed “Turtle”.

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Akira ransomware gang claims the theft of sensitive data from Nissan Australia

Security Affairs

The Akira ransomware group announced it had breached the network of Nissan Australia, the Australian branch of the car maker giant. The Akira ransomware gang claimed to have breached Nissan Australia and to have stolen around 100GB of files from the carmaker giant. “We’ve obtained 100 GB of data of Nissan Australia. .

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Ragnar Locker ransomware leaked data stolen from ADATA chipmaker

Security Affairs

The Taiwanese memory and storage chip maker ADATA was hit by the Ragnar Locker ransomware gang that also published more than 700GB of stolen data. The Ragnar Locker ransomware gang has published on its leak sites more than 700GB of data stolen from Taiwanese memory and storage chip maker ADATA. SecurityAffairs – hacking, ransomware).

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Conti Ransomware Group Diaries, Part I: Evasion

Krebs on Security

A Ukrainian security researcher this week leaked several years of internal chat logs and other sensitive data tied to Conti , an aggressive and ruthless Russian cybercrime group that focuses on deploying its ransomware to companies with more than $100 million in annual revenue. On Sunday, Feb. “There will be panic. 428 hospitals.”

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Lockbit ransomware gang demanded an 80 million ransom to CDW

Security Affairs

The Lockbit ransomware gang claims to have hacked the technology services giant CDW and threatens to leak the stolen data. The technology services giant CDW announced it has launched an investigation into claims made by the Lockbit ransomware gang that added the company to the list of victims on its leak site.