Cyber warfare

Pierluigi Paganini November 08, 2025
China-linked hackers target U.S. non-profit in long-term espionage campaign

A China-linked group targeted a U.S. non-profit to gain long-term access, part of wider attacks on U.S. entities tied to policy matters. China-linked hackers breached a U.S. policy-focused nonprofit in April 2025, maintaining weeks of access. They used DLL sideloading via vetysafe.exe, a tactic used by other Chinese APT groups like Space Pirates, Kelp, and […]

Pierluigi Paganini November 07, 2025
Russia-linked APT InedibleOchotense impersonates ESET to deploy backdoor on Ukrainian systems

Russia-linked group InedibleOchotense used fake ESET installers in phishing attacks on Ukrainian targets in May 2025. Russia-linked group InedibleOchotense used trojanized ESET installers in phishing attacks against Ukrainian entities detected in May 2025. The campaign used emails and Signal messages to deliver trojanized ESET installers that installed both legitimate software and the Kalambur backdoor. “Another […]

Pierluigi Paganini November 06, 2025
Alleged Russia-linked Curly COMrades exploit Windows Hyper-V to evade EDRs

Curly COMrades threat actors exploit Windows Hyper-V to hide Linux VMs, evade EDR tools, and deploy custom malware undetected. Bitdefender researchers, aided by Georgia’s CERT, uncovered that Curly COMrades, a group linked to Russian interests, abused Windows Hyper-V to gain covert, long-term access to victims. Threat actors created hidden Alpine Linux VMs (120MB/256MB) hosting custom […]

Pierluigi Paganini November 05, 2025
U.S. sanctioned North Korea bankers for laundering funds linked to cyberattacks and peapons program

U.S. sanctions North Korea bankers and firms accused of laundering cybercrime funds used to finance the country’s nuclear weapons program. The U.S. Government has imposed sanctions on several North Korea bankers, financial institutions, and individuals accused of laundering funds obtained from cybercrime operations. According to the U.S. Treasury Department, these illicit financial activities directly support […]

Pierluigi Paganini November 01, 2025
China-linked UNC6384 exploits Windows zero-day to spy on European diplomats

A China-linked APT group UNC6384 exploits a Windows zero-day in an active cyber espionage targeting European diplomats. Arctic Wolf Labs researchers uncovered a cyber espionage campaign by China-linked APT UNC6384 targeting diplomatic entities in Hungary, Belgium, and other EU nations. UNC6384 is a China-nexus actor recently detailed by Google TAG, has expanded from targeting Southeast […]

Pierluigi Paganini October 29, 2025
Russian hackers, likely linked to Sandworm, exploit legitimate tools against Ukrainian targets

Russian actors, likely linked to Sandworm, targeted Ukrainian firms using LotL tactics and dual-use tools to steal data and stay hidden, says Symantec and Carbon Black. Russian threat actors, likely linked to the APT Sandworm, targeted Ukrainian organizations to steal sensitive data and maintain long-term network access, Symantec Threat Hunter Team and Carbon Black report. […]

Pierluigi Paganini October 23, 2025
Lazarus targets European defense firms in UAV-themed Operation DreamJob

North Korean Lazarus hackers targeted 3 European defense firms via Operation DreamJob, using fake recruitment lures to hit UAV tech staff. North Korea-linked Lazarus APT group (aka Hidden Cobra) launched Operation DreamJob, compromising three European defense companies. Threat actors used fake recruiter profiles to lure employees into UAV technology roles, aiming to gain access to […]

Pierluigi Paganini October 21, 2025
China-Linked Salt Typhoon breaches European Telecom via Citrix exploit

China-linked Salt Typhoon hacked a European telecom in July 2025 via a Citrix NetScaler Gateway exploit for initial access. A European telecom firm was targeted in July 2025 by China-linked APT group Salt Typhoon (also known as Earth Estries, FamousSparrow, GhostEmperor, UNC5807, RedMike)), which exploited a Citrix NetScaler Gateway to gain initial access. In late […]

Pierluigi Paganini October 16, 2025
China-linked APT Jewelbug targets Russian IT provider in rare cross-nation cyberattack

China-linked APT Jewelbug targeted a Russian IT provider for five months in 2025, showing Russia remains exposed to Chinese cyber espionage. China-linked threat actor Jewelbug (aka CL-STA-0049, Earth Alux, and REF7707) carried out a five-month intrusion on a Russian IT service provider, marking its expansion beyond Southeast Asia and South America. The campaign, reported by […]

Pierluigi Paganini October 10, 2025
Ukraine sees surge in AI-Powered cyberattacks by Russia-linked Threat Actors

Russia-linked actors use AI to craft phishing and malware attacks against entities in Ukraine, says SSSCIP. Russian hackers increasingly use AI in cyberattacks against Ukraine, the country’s State Service for Special Communications and Information Protection (SSSCIP) reported. Beyond AI-generated phishing, some malware samples now show AI-generated code. In H1 2025, Ukraine recorded 3,018 cyber incidents, […]