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. Osiris ransomware emerges, leveraging BYOVD technique to kill security tools U.S. CISA adds a flaw in […]
Researchers identified a new Osiris ransomware used in a November 2025 attack, abusing the POORTRY driver via BYOVD to disable security tools. Symantec and Carbon Black researchers uncovered a new ransomware strain named Osiris, used in a November 2025 attack against a major Southeast Asian food service franchise operator. The attackers deployed a malicious driver, […]
Under Armour is investigating a data breach after 72M customer records were posted online by a cybercriminal. Under Armour is an American company that designs, manufactures, and sells sportswear, athletic shoes, and fitness-related accessories. TechCrunch reported that Under Armour is investigating a data breach after 72M customer records were posted online. The stolen data, linked […]
A new Android click-fraud trojan family uses TensorFlow ML to visually detect and tap ads, bypassing traditional script-based click techniques. Researchers at cybersecurity firm Dr.Web discovered a new Android click-fraud trojan family that uses TensorFlow.js ML models to visually detect and tap ads, avoiding traditional script-based methods. The malware is distributed via Xiaomi’s GetApps, it […]
Password manager LastPass warns of an active phishing campaign impersonating the service to steal users’ master passwords. LastPass warned users about an active phishing campaign that began around January 19, 2026. Attackers impersonate the service with emails claiming urgent maintenance and urge users to back up their password vaults within 24 hours. The messages use […]
VoidLink is a cloud-focused Linux malware, likely built by one person using AI, offering loaders, implants, rootkit evasion, and modular plugins. Check Point researchers uncovered VoidLink, a cloud-focused Linux malware framework likely built by a single developer with help from an AI model. VoidLink includes custom loaders, implants, rootkit-based evasion features, and dozens of plugins […]
Threat actors use PDFSIDER malware with social engineering and DLL sideloading to bypass AV/EDR, and ransomware gangs already abuse it. Resecurity has learned about PDFSIDER during an investigation of a network intrusion attempt that was successfully prevented by a Fortune 100 energy corporation. The threat actor contacted their staff, impersonating technical support, and used social […]
A Jordanian man pleaded guilty in the US to selling illegal access to 50 compromised enterprise networks after an undercover sting. A Jordanian national Feras Khalil Ahmad Albashiti (40), living in Georgia, pleaded guilty in a US court to acting as an access broker, selling unauthorized access to the networks of at least 50 companies. […]
Major Telegram-based illicit marketplace Tudou Guarantee appears to be shutting down its operations, according to Elliptic. Blockchain cybersecurity firm Elliptic reports that Tudou Guarantee, a major Telegram-based illicit marketplace in Southeast Asia, has stopped transactions in its public groups after handling over $12 billion. The researchers noted that other services still run, so a full […]
Ingram Micro says a ransomware attack exposed personal data of about 42,000 people, including names, birth dates, SSNs, and job-related details. Ingram Micro is a global technology distributor and supply-chain services company. It acts as a middleman between IT vendors (like Microsoft, Cisco, HP, Apple, and cybersecurity firms) and businesses, resellers, and service providers, helping […]