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Cisco Talos has identified an emerging threat from Kraken, a sophisticated cross-platform ransomware group that has emerged from the remnants of the HelloKitty ransomware cartel. In August 2025, the security firm observed the Russian-speaking group con…
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A sophisticated new ransomware operation dubbed VanHelsing has emerged as a rapidly expanding threat in the cybercriminal landscape. First observed on March 7, 2025, this operation functions as a Ransomware-as-a-Service (RaaS) platform, licensing its d…
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A recently disclosed vulnerability in the Amazon WorkSpaces client for Linux exposes a critical security flaw that could allow attackers to gain unauthorized access to user environments due to improper handling of authentication tokens. The issue, trac…
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The U.S. Cybersecurity and Infrastructure Security Agency has added a critical Linux kernel vulnerability to its Known Exploited Vulnerabilities catalog, warning that threat actors are actively leveraging the security vulnerability in ransomware campai…
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Security researchers have unveiled a sophisticated Linux rootkit capable of bypassing Elastic Security’s advanced detection mechanisms, demonstrating critical vulnerabilities in endpoint detection and response solutions. The Singularity rootkit e…
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Threat intelligence researchers have identified a new ransomware-as-a-service (RaaS) operation called The Gentlemen’s RaaS, being actively recruited on underground hacking forums by an operator using the handle zeta88. The cross-platform threat r…
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The cybersecurity landscape continues to face persistent threats from emerging ransomware groups, with Gunra representing a significant concern since its emergence in April 2025. This threat actor has launched systematic attacks across multiple industr…
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After months of disruption following Operation Cronos in early 2024, the notorious LockBit ransomware group has resurfaced with renewed vigor and a formidable new arsenal. In September 2025 alone, researchers identified a dozen organizations targeted b…
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The Agenda ransomware group has evolved its attack methodology with a sophisticated technique that deploys Linux ransomware variants directly on Windows systems, challenging traditional endpoint security controls. The attack represents a significant ta…
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In July 2025, cybersecurity firm CYFIRMA uncovered an active phishing campaign targeting Linux-based operating systems used by Indian government and military organisations. This operation, attributed to TransparentTribe (also known as APT36 or Operatio…
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