Latest cybersecurity reporting from selected sources.

Chinese-speaking APT CL-STA-1062 targeted Southeast Asian government and energy networks open-source tools, and a new TinyRCT backdoor. Palo Alto Networks Unit 42 researchers published a detailed report on a Chinese-speaking threat actor, tracked as CL-STA-1062, that has been running persistent operations across East Asia since at least March 2022 and shifted focus to Southeast Asian […]

A coordinated law enforcement operation, in partnership with private sector companies, including Bitdefender, Bitsight, ESET, and Microsoft, has resulted in the takedown of criminal infrastructure powering Amadey and StealC

The JDY botnet, a malware network previously associated with Chinese threat actors like Volt Typhoon, has significantly expanded its targeting scope and reconnaissance efforts. [...]

GREYVIBE, a Russia-linked group active since 2025, targets Ukraine with AI-assisted malware and five attack chains. Researchers say it’s part spy op, part crime gang. Security firm WithSecure has been tracking a previously unknown Russian-linked APT group called GREYVIBE since at least August 2025. The group targets Ukraine and Ukrainian-related organizations across military, government, civilian, […]

The Computer Emergencies Response Team of Ukraine (CERT-UA) has disclosed details of a new campaign that has targeted governments and municipal healthcare institutions, mainly clinics and emergency hospitals, to deliver malware capable of stealing sensitive data from Chromium-based web browsers and WhatsApp

Also, Russian Signal Phishing, Iran-Linked Malware, Breaches in Spain and FranceThis week, Tycoon 2FA, Trio-Tech, messaging app spying and a ransomware broker sentenced. Iran-linked hackers. Mazda disclosed a breach. Oracle patched a flaw. North Korean actors weaponized VS Code, a Spanish port ransomware attack, a French teacher data breach and a healthcare firm victim surge.

A suspected China-based cyber espionage operation has targeted Southeast Asian military organizations as part of a state-sponsored campaign that dates back to at least 2020

The Russian state-sponsored hacking group tracked as APT28 has been observed using a pair of implants dubbed BEARDSHELL and COVENANT to facilitate long‑term surveillance of Ukrainian military personnel

Hackers contacted employees at financial and healthcare organizations over Microsoft Teams to trick them into granting remote access through Quick Assist and deploy a new piece of malware called A0Backdoor. [...]

The threat activity cluster known as SloppyLemming has been attributed to a fresh set of attacks targeting government entities and critical infrastructure operators in Pakistan and Bangladesh

A previously undocumented threat actor has been attributed to attacks targeting Ukrainian organizations with malware known as CANFAIL

Signs Point to Long-Active 'Sandworm' Military Intelligence Hackers at WorkRussian cyberattacks in late December 2025 that attempted to disrupt Poland's power grid have been attributed to "Sandworm," the codename for an advanced persistent threat group tied to a Moscow military intelligence unit that repeatedly uses wiper malware, including in these attacks.

Chinese-Linked Malware Campaign Targets Critical Environments With Weak MonitoringU.S. and Canadian cyber authorities say Chinese state-backed actors used a backdoor dubbed BRICKSTORM to maintain long-term access into critical infrastructure, exploiting VMware environments to exfiltrate credentials and evade detection through encrypted covert channels.

Ransomware is malicious software designed to block access to a computer system or encrypt data until a ransom is paid. This cyberattack is one of the most prevalent and damaging threats in the digital landscape, affecting individuals, businesses, and critical infrastructure worldwide

The threat actor known as Confucius has been attributed to a new phishing campaign that has targeted Pakistan with malware families like WooperStealer and Anondoor

Government and telecommunications organizations across Africa, the Middle East, and Asia have emerged as the target of a previously undocumented China-aligned nation-state actor dubbed Phantom Taurus over the past two-and-a-half years

Bitdefender said the sophisticated multi-stage operation allowed attackers to maintain persistent access and steal sensitive data from a Philippines military company

Ovoid-themed in-memory malware offers a menu for mayhem ‘EggStreme’ framework looks like the sort of thing Beijing would find handy in its ongoing territorial beefs Infosec outfit Bitdefender says it’s spotted a strain of in-memory malware that looks like the work of Chinese advanced persistent threat groups that wanted to achieve persistent access at a “military company” in the Philippines.…

An advanced persistent threat (APT) group from China has been attributed to the compromise of a Philippines-based military company using a previously undocumented fileless malware framework called EggStreme

The UK National Cyber Security Centre (NCSC) has formally attributed 'Authentic Antics' espionage malware attacks to APT28 (Fancy Bear), threat actor already linked to Russia's military intelligence service (GRU). [...]