malware

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 22, 2025
PhantomCaptcha targets Ukraine relief groups with WebSocket RAT in October 2025

PhantomCaptcha phishing campaign hit Ukraine relief groups with a WebSocket RAT on Oct 8, 2025, targeting Red Cross, UNICEF, and others. SentinelOne researchers uncovered PhantomCaptcha, a coordinated spear-phishing campaign on October 8, 2025, targeting Ukraine war relief groups, including Red Cross, UNICEF, NRC, and local administrations. Threat actors used fake emails to deploy a WebSocket-based […]

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 20, 2025
CAPI Backdoor targets Russia’s auto and e-commerce sectors

A new campaign targets Russia’s auto and e-commerce sectors using a previously unknown .NET malware called CAPI Backdoor. Cybersecurity researchers at Seqrite Labs uncovered a new campaign, tracked as Operation MotorBeacon, that targeted the Russian automobile and e-commerce sectors with a previously unknown .NET malware dubbed CAPI Backdoor. “SEQRITE Labs Research Team has recently uncovered a […]

Pierluigi Paganini October 19, 2025
SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 67

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Astaroth: Banking Trojan Abusing GitHub for Resilience  North Korea’s Contagious Interview Campaign Escalates: 338 Malicious npm Packages, 50,000 Downloads New Rust Malware “ChaosBot” Uses Discord for Command and Control  Weaponizing Discord for Command and […]

Pierluigi Paganini October 19, 2025
Security Affairs newsletter Round 546 by Pierluigi Paganini – INTERNATIONAL EDITION

A new round of the weekly Security Affairs newsletter has arrived! Every week, the best security articles from Security Affairs are free in your email box. Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press. Winos 4.0 hackers expand to Japan and Malaysia with new malware From Airport chaos to cyber […]

Pierluigi Paganini October 18, 2025
Winos 4.0 hackers expand to Japan and Malaysia with new malware

Winos 4.0 hackers expand from China, Taiwan to Japan, Malaysia using fake Finance Ministry PDFs to spread HoldingHands RAT malware. Threat actors behind Winos 4.0 (ValleyRAT) have expanded their attacks from China and Taiwan to Japan and Malaysia, using PDFs disguised as documents from the Finance Ministry to deliver malware. Attackers employed another remote access […]

Pierluigi Paganini October 18, 2025
From Airport chaos to cyber intrigue: Everest Gang takes credit for Collins Aerospace breach

Everest claims Collins Aerospace hack hitting EU airports, but its leak site vanishes soon after, sparking takedown speculation. Do you remember the Collins Aerospace supply chain attack that disrupted operations at several major European airports, including Heathrow in London, Brussels, and Berlin? In September, a cyberattack on Collins Aerospace disrupted check-in and boarding systems at […]

Pierluigi Paganini October 17, 2025
Microsoft revokes 200+ certificates abused by Vanilla Tempest in fake Teams campaign

Microsoft revoked 200+ certificates used by Vanilla Tempest to sign fake Teams installers spreading Oyster backdoor and Rhysida ransomware. Microsoft revoked over 200 certificates used by the cybercrime group Vanilla Tempest (aka VICE SPIDER and Vice Society) to sign fake Teams installers spreading the Oyster backdoor and Rhysida ransomware. The threat actor has been active […]

Pierluigi Paganini October 16, 2025
Operation Zero Disco: Threat actors targets Cisco SNMP flaw to drop Linux rootkits

Hackers exploit Cisco SNMP flaw CVE-2025-20352 in “Zero Disco” attacks to deploy Linux rootkits on outdated systems, researchers report. Trend Micro researchers disclosed details of a new campaign, tracked as Operation Zero Disco, that exploited a recently disclosed security flaw impacting Cisco IOS Software and IOS XE Software to deploy Linux rootkits on older, unprotected […]