APT

Chinese Threat Actors Exploit ToolShell SharePoint Flaw Shortly After Microsoft’s July Patch

Chinese-linked threat actors have quickly exploited the ToolShell security vulnerability in Microsoft SharePoint, targeting multiple organizations across the globe shortly after Microsoft patched the flaw in July 2025. This series of attacks highlights the speed and sophistication of threat actors in leveraging newly disclosed vulnerabilities for espionage and cybercrime. The initial breach affected a telecommunications […]

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Cavalry Werewolf APT Targets Multiple Industries Using FoalShell and StallionRAT Malware

Between May and August 2025, a technically advanced threat campaign targeted Russia’s public sector and several critical industries, focusing primarily on energy, mining, and manufacturing, [SEO keywords: Cavalry Werewolf APT, cyber threat, FoalShell, StallionRAT]. Analysts attribute the operations to the group known as Cavalry Werewolf, also tracked as YoroTrooper and Silent Lynx. The attackers used

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Researchers Uncover PassiveNeuron APT Using Neursite and NeuralExecutor Malware

Cybersecurity analysts at Kaspersky have identified a sophisticated cyber espionage operation called PassiveNeuron, targeting government, financial, and industrial sectors across Asia, Africa, and Latin America. The campaign uses two previously unseen malware families named Neursite and NeuralExecutor, indicating a well-organized threat group focused on stealthy, long-term access. Discovery of PassiveNeuron Campaign Kaspersky first detected traces

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Hackers Exploit Citrix Flaw and Deploy Snappybee Malware to Breach European Telecom Network

A European telecommunications company has reportedly fallen victim to a cyberattack linked to a China-based espionage group known as Salt Typhoon. The incident, uncovered by Darktrace, occurred in early July 2025 when the attackers exploited a Citrix NetScaler Gateway vulnerability to gain unauthorized access to the organization’s internal network. Salt Typhoon: A Persistent and Evolving

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Google Uncovers Three New Russian Malware Families Developed by COLDRIVER Hackers

Google’s Threat Intelligence Group (GTIG) has revealed new details about the Russian-linked hacking group known as COLDRIVER, uncovering three newly developed malware families that reflect the group’s increasing cyber activity since May 2025. According to GTIG’s research, COLDRIVER has significantly expanded its malware arsenal just days after its previously known malware, LOSTKEYS, was publicly exposed.

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China’s MSS Accuses NSA of Using 42 Cyber Tools in Multi-Stage Attack on Beijing Time Systems

China’s Ministry of State Security (MSS) has accused the United States National Security Agency (NSA) of executing a planned cyberattack against the National Time Service Center (NTSC). The Chinese agency described the U.S. as a “hacker empire” and “the greatest source of chaos in cyberspace.” According to MSS, the attack targeted China’s official time infrastructure,

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New .NET CAPI Backdoor Targets Russian Automotive and E-Commerce Firms via Phishing ZIPs

Cybersecurity researchers have uncovered a fresh phishing campaign that appears aimed at organizations in Russia’s automotive and e-commerce sectors, using a previously unseen .NET implant, named CAPI Backdoor. According to Seqrite Labs, attackers distributed a ZIP attachment to trigger infection, and the ZIP artifact was uploaded to VirusTotal on October 3, 2025. image import–phishing-zip-sample Attack

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North Korean Hackers Merge BeaverTail and OtterCookie into Sophisticated JavaScript Malware

North Korean hackers linked to the Contagious Interview campaign are enhancing their malicious tools by merging two major malware families, BeaverTail and OtterCookie. This evolution, observed by Cisco Talos, shows that the group is actively upgrading its capabilities and refining its JavaScript-based attack methods. Ongoing Campaign and New Findings According to Cisco Talos, the recent

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Chinese Threat Group ‘Jewelbug’ Infiltrates Russian IT Network Undetected for Months

A Chinese-linked cyber threat group, known as Jewelbug, has successfully infiltrated a Russian IT service provider for five months, marking the group’s expansion beyond its traditional targets in Southeast Asia and South America. This operation, running from January to May 2025, underscores the continued reach of Chinese cyber espionage. Background on Jewelbug and Related Clusters

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Chinese Hackers Employ Geo Mapping Tool to Maintain Year Long Persistence

Researchers have discovered that the China-backed advanced persistent threat (APT) group Flax Typhoon maintained long-term access to a geographic information system (ArcGIS) by exploiting trusted software components. Instead of using traditional malware, the attackers converted a legitimate software extension into a persistent backdoor, forcing even the vendor to update its documentation. Turning Legitimate Software into

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