IT threat evolution in Q3 2025. Non-mobile statistics
The report presents key trends and statistics on malware that targets personal computers running Windows and macOS, as well as Internet of Things (IoT) devices, during the third quarter of 2025.
Malware
Microsoft Azure Blocks 15.72 Tbps Aisuru Botnet DDoS Attack
Microsoft Azure halted a record 15.72 Tbps DDoS attack from the Aisuru botnet exposing risks created by exposed home devices exploited in large-scale cyber attacks.
Microsoft mitigated the largest cloud DDoS ever recorded, 15.7 Tbps
Microsoft says the Aisuru botnet launched a 15.7 Tbps DDoS on Azure from 500k IPs, using massive UDP floods peaking at 3.6 B pps. On October 24, 2025, Azure DDoS Protection detected and mitigated a massive multi-vector attack peaking at 15.72 Tbps and 3.64 billion pps, the largest cloud DDoS ever recorded, aimed at a […]
North Korean threat actors use JSON sites to deliver malware via trojanized code
North Korean Contagious Interview actors now host malware on JSON storage sites to deliver trojanized code projects, NVISO reports. North Korea-linked actors behind the Contagious Interview campaign have updated their tactics, using JSON storage services (e.g. JSON Keeper, JSONsilo, and npoint.io) to host and deliver malware through trojanized code projects, according to a new NVISO report. “NVISO […]
RondoDox expands botnet by exploiting XWiki RCE bug left unpatched since February 2025
RondoDox botnet exploits unpatched XWiki flaw CVE-2025-24893 to gain RCE and infect more servers, despite fixes released in February 2025. RondoDox is targeting unpatched XWiki servers via critical RCE flaw CVE-2025-24893 (CVSS score of 9.8), pulling more devices into its botnet despite patches released in Feb 2025. The XWiki Platform is a generic wiki framework […]
SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 71
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter 9 Malicious NuGet Packages Deliver Time-Delayed Destructive Payloads GlassWorm Returns: New Wave Strikes as We Expose Attacker Infrastructure Gootloader Returns: What Goodies Did They Bring? Active Water Saci Campaign Spreading Via WhatsApp Features Multi-Vector […]
Security Affairs newsletter Round 550 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. Multiple Vulnerabilities in GoSign Desktop lead to Remote Code Execution U.S. CISA adds Fortinet FortiWeb flaw to […]
Chrome extension “Safery” steals Ethereum wallet seed phrases
Malicious Chrome extension “Safery: Ethereum Wallet” steals users’ seed phrases while posing as a legit crypto wallet still available online. Socket’s Threat Research Team discovered a malicious Chrome extension called “Safery: Ethereum Wallet,” posing as a legitimate crypto wallet but designed to steal users’ seed phrases. The Chrome extension was uploaded to the Chrome Web […]
Operation Endgame Hits Rhadamanthys, VenomRAT, Elysium Malware, seize 1025 servers
Europol-led Operation Endgame seizes 1,025 servers and arrests a key suspect in Greece, disrupting three major global malware and hacking tools, including Rhadamanthys, VenomRAT and Elysium botnet.
A new round of Europol’s Operation Endgame dismantled Rhadamanthys, Venom RAT, and Elysium botnet
Europol’s Operation Endgame dismantles Rhadamanthys, Venom RAT, and Elysium botnet in a global crackdown on cybercriminal infrastructures. Europol and Eurojust have launched a new phase of Operation Endgame, carried out between November 10 and 13, 2025, dismantling major malware families including Rhadamanthys Stealer, Venom RAT, and the Elysium botnet as part of a global effort […]