Chinese Group Silver Fox Uses Fake Websites to Deliver Sainbox RAT and Hidden Rootkit

A new campaign has been observed leveraging fake websites advertising popular software such as WPS Office, Sogou, and DeepSeek to deliver Sainbox RAT and the open-source Hidden rootkit. The activity has been attributed with medium confidence to a Chinese hacking group called Silver Fox (aka Void Arachne), citing similarities in tradecraft with previous campaigns attributed…

MOVEit Transfer Faces Increased Threats as Scanning Surges and CVE Flaws Are Targeted

Threat intelligence firm GreyNoise is warning of a “notable surge” in scanning activity targeting Progress MOVEit Transfer systems starting May 27, 2025—suggesting that attackers may be preparing for another mass exploitation campaign or probing for unpatched systems.MOVEit Transfer is a popular managed file transfer solution used by businesses and government agencies to share sensitive data

OneClik Malware Targets Energy Sector Using Microsoft ClickOnce and Golang Backdoors

Cybersecurity researchers have detailed a new campaign dubbed OneClik that leverages Microsoft’s ClickOnce software deployment technology and bespoke Golang backdoors to compromise organizations within the energy, oil, and gas sectors. “The campaign exhibits characteristics aligned with Chinese-affiliated threat actors, though attribution remains cautious,” Trellix researchers Nico Paulo

Citrix NetScaler ADC and NetScaler Gateway Vulnerabilities

What is the Vulnerability?Citrix has published security advisories addressing three critical vulnerabilities, CVE-2025-6543, CVE-2025-5349, and CVE-2025-5777, affecting the NetScaler ADC and NetScaler Gateway under specific pre-conditions.CVE-2025-6543: A memory overflow vulnerability leading to unintended control flow and Denial of Service in NetScaler ADC and NetScaler Gateway when configured as Gateway (VPN virtual server, ICA Proxy, CVPN,…

Critical Open VSX Registry Flaw Exposes Millions of Developers to Supply Chain Attacks

Cybersecurity researchers have disclosed a critical vulnerability in the Open VSX Registry (“open-vsx[.]org”) that, if successfully exploited, could have enabled attackers to take control of the entire Visual Studio Code extensions marketplace, posing a severe supply chain risk. “This vulnerability provides attackers full control over the entire extensions marketplace, and in turn, full control