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Back in 2024, Kaspersky researchers gave a brief description of a complex cyberespionage campaign that we dubbed “PassiveNeuron”. This campaign involved compromising the servers of government organizations with previously unknown APT implants, named “Neursite” and “NeuralExecutor”. However, since its discovery, Read More …
Microsoft Threat Intelligence has identified yet another XCSSET variant in the wild that introduces further updates and new modules beyond those detailed in our March 2025 blog post. The XCSSET malware is designed to infect Xcode projects, typically used by Read More …
This analysis is a follow-up to the investigation titled ‘Intrusion into Middle East Critical National Infrastructure’, conducted by the FortiGuard Incident Response Team (FGIR), which investigated a long-term cyber intrusion targeting critical national infrastructure (CNI) in the Middle East. The Read More …
Rapid7’s Incident Response (IR) team was engaged to investigate an incident involving an attempted Cobalt Strike execution. The investigation uncovered twists and turns with pre-ransomware activities, tunneling tools, and attackers taking a page out of the defender’s playbook. The attacker Read More …
Recently, the SonicWall Capture Labs threat research team has identified various malware strains being distributed through a custom VMDetector Loader. This loader is typically delivered to the victim’s system via image files embedded with steganography. The primary payloads observed include Read More …
Google is hosting dozens of extensions in its Chrome Web Store that perform suspicious actions on the more than 4 million devices that have installed them and that their developers have taken pains to carefully conceal. The extensions, which so Read More …
Microsoft Threat Intelligence has uncovered a new variant of XCSSET, a sophisticated modular macOS malware that infects Xcode projects, in the wild during routine threat hunting. Its first known variant since 2022, this latest XCSSET malware features enhanced obfuscation methods, Read More …
This article examines obfuscation techniques used in popular malware families, and offers some insights into possible opportunities for automating unpacking of these malware samples. Palo Alto researchers will examine these behaviors in samples we have observed, showing how to extract Read More …
Fortinet’s AI-driven OSS malware detection system recently identified two malicious packages: Zebo-0.1.0 on November 16, 2024, and Cometlogger-0.1 on November 24, 2024. Malicious software often masquerades as legitimate code, hiding its harmful features behind complex logic and obfuscation. In this Read More …
In April 2024, Kaspersky researchers discovered a suspicious sample that appeared to be a new version of Mandrake. Ensuing analysis revealed as many as five Mandrake applications, which had been available on Google Play from 2022 to 2024 with more Read More …