Russia-linked COLDRIVER speeds up malware evolution after LOSTKEYS exposure

Russia-linked COLDRIVER rapidly evolved its malware since May 2025, refining tools just days after releasing its LOSTKEYS variant, says Google. The Russia-linked hacking group COLDRIVER has been quickly upgrading its malware since May 2025, when its LOSTKEYS malware was exposed. According to Google’s Threat Intelligence Group, the hackers have been rolling out frequent updates and […]

October 22, 2025
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Japanese retailer Muji halted online sales after a ransomware attack on logistics partner

Muji halted online sales after a ransomware attack on its logistics partner Askul, disrupting orders, app services, and website access. Japanese retailer giant Muji suspended online sales after a ransomware attack hit its logistics partner Askul. The cyber incident disrupted deliveries and online store functions, including orders and app services. “Due to a logistics issue […]

October 21, 2025
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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 […]

October 21, 2025
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F5 breach exposes 262,000 BIG-IP systems worldwide

Over 262K F5 BIG-IP devices exposed after threat actors stole source code and data on undisclosed flaws in a recent F5 breach. Over 262,000 F5 BIG-IP devices are exposed online after F5 confirmed a breach by nation-state actors who stole source code and data on undisclosed flaws. The Shadowserver Foundation found 262,269 F5 BIG-IP systems […]

October 20, 2025
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China finds “irrefutable evidence” of US NSA cyberattacks on time Authority

China claims the US NSA hacked its National Time Service Center by exploiting staff phone flaws since March 2022, stealing sensitive data. China’s Ministry of State Security announced it has found “irrefutable evidence” that the US National Security Agency (NSA) conducted cyberattacks on its National Time Service Center, reports Bloomberg. The China National Time Service […]

October 20, 2025
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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 […]

October 19, 2025
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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 […]

October 18, 2025
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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 […]

October 18, 2025
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