Threat Landscape of the Building and Construction Sector Part Two: Ransomware

The construction sector is increasingly vulnerable to ransomware attacks in 2025 due to its complex ecosystem and distinctive operational challenges. Construction projects typically involve a web of contractors, subcontractors, suppliers, and consultants, collaborating through shared digital platforms and exchanging sensitive Read More …

Cyber Toufan leaks secret data on Iron Dome, Jericho missiles, and Australia’s Land 400 project

A hacking group believed to have ties to Iran has claimed responsibility for a massive cyberattack that exposed information linked to Australia’s $7 billion Land 400 defence program. The group, known as Cyber Toufan, says it accessed the data after Read More …

Threat Landscape of the Building and Construction Sector: IA, Supply Chain, and IoT

In 2025, the construction industry stands at the crossroads of digital transformation and evolving cybersecurity risks, making it a prime target for threat actors. Cyber adversaries, including ransomware operators, organized cybercriminal networks, and state-sponsored APT groups from countries such as Read More …

SesameOp: Novel backdoor uses OpenAI Assistants API for command and control

Microsoft Incident Response – Detection and Response Team (DART) researchers uncovered a new backdoor that is notable for its novel use of the OpenAI Assistants Application Programming Interface (API) as a mechanism for command-and-control (C2) communications. Instead of relying on Read More …

Mem3nt0 mori – The Hacking Team is back!

n March 2025, Kaspersky detected a wave of infections that occurred when users clicked on personalized phishing links sent via email. No further action was required to initiate the infection; simply visiting the malicious website using Google Chrome or another Read More …

Unmasking MuddyWater’s New Malware Toolkit Driving International Espionage

Group-IB Threat Intelligence uncovered a sophisticated phishing campaign orchestrated by the Advanced Persistent Threat (APT) MuddyWater, targeting international organizations worldwide to gather foreign intelligence. MuddyWater accessed the compromised mailbox through NordVPN(a legitimate service abused by the threat actor), and used Read More …

PassiveNeuron: a sophisticated campaign targeting servers of high-profile organizations

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 …

Phantom Taurus: A New Chinese Nexus APT and the Discovery of the NET-STAR Malware Suite

Phantom Taurus is a previously undocumented nation-state actor whose espionage operations align with People’s Republic of China (PRC) state interests. Over the past two and a half years, Unit 42 researchers have observed Phantom Taurus targeting government and telecommunications organizations Read More …

Notes of cyber inspector: three clusters of threat in cyberspace

Hacktivism and geopolitically motivated APT groups have become a significant threat to many regions of the world in recent years, damaging infrastructure and important functions of government, business, and society. In late 2022 Kaspersky predicted that the involvement of hacktivist Read More …

Deception in Depth: PRC-nexus espionage campaign hijacks web traffic to target diplomats

This blog post presents Google Threat Intelligence Group (GTIG) findings and analysis of this espionage campaign, as well as the evolution of the threat actor’s operational capabilities. GTIG examine how the malware is delivered, how the threat actor utilized social Read More …