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DJVU Ransomware's Latest Variant 'Xaro' Disguised as Cracked Software

DJVU Ransomware's Latest Variant 'Xaro' Disguised as Cracked Software

Nov 29, 2023 Ransomware / Cyber Threat
A variant of a ransomware strain known as DJVU has been observed to be distributed in the form of cracked software. "While this attack pattern is not new, incidents involving a DJVU variant that appends the .xaro extension to affected files and demanding ransom for a decryptor have been observed infecting systems alongside a host of various commodity loaders and infostealers," Cybereason security researcher Ralph Villanueva  said . The new variant has been codenamed Xaro by the American cybersecurity firm. DJVU, in itself, is a  variant of the STOP ransomware , typically arrives on the scene masquerading as legitimate services or applications. It's also delivered as a payload of  SmokeLoader . A significant aspect of DJVU attacks is the deployment of additional malware, such as information stealers (e.g., RedLine Stealer and Vidar), making them more damaging in nature. In the latest attack chain documented by Cybereason, Xaro is propagated as an archive file from a...
Gang Behind Fireball Malware that Infected 250 Million PCs Busted by Police

Gang Behind Fireball Malware that Infected 250 Million PCs Busted by Police

Jul 26, 2017
Chinese authorities have recently initiated a crackdown on the operators of a massive adware campaign that infected around 250 Million computers , including Windows and Mac OS, across the world earlier this year. The adware campaign was uncovered by security researchers at Check Point last month after it already infected over 25 million computers in India, 24 million in Brazil, 16 million in Mexico, 13 million in Indonesia and 5.5 million in the United States. Dubbed Fireball , the infamous adware comes bundled with other free legitimate software that you download off the Internet. Once installed, the malware installs browser plug-ins to manipulate the victim's web browser configurations and replace their default search engines and home pages with fake search engines. Far from legitimate purposes, Fireball has the ability to spy on victim's web traffic, execute malicious code on the infected computers, install plugins, and even perform efficient malware dropping, cr...
Watch Out For These 8 Cloud Security Shifts in 2025

Watch Out For These 8 Cloud Security Shifts in 2025

Feb 04, 2025Threat Detection / Cloud Security
As cloud security evolves in 2025 and beyond, organizations must adapt to both new and evolving realities, including the increasing reliance on cloud infrastructure for AI-driven workflows and the vast quantities of data being migrated to the cloud. But there are other developments that could impact your organizations and drive the need for an even more robust security strategy. Let's take a look… #1: Increased Threat Landscape Encourages Market Consolidation Cyberattacks targeting cloud environments are becoming more sophisticated, emphasizing the need for security solutions that go beyond detection. Organizations will need proactive defense mechanisms to prevent risks from reaching production. Because of this need, the market will favor vendors offering comprehensive, end-to-end security platforms that streamline risk mitigation and enhance operational efficiency. #2: Cloud Security Unifies with SOC Priorities Security operations centers (SOC) and cloud security functions are c...
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