ThreatsDay Bulletin: 0-Days, LinkedIn Spies, Crypto Crimes, IoT Flaws and New Malware Waves

This week has been crazy in the world of hacking and online security. From Thailand to London to the US, we’ve seen arrests, spies at work, and big power moves online. Hackers are getting caught. Spies are getting better at their jobs. Even simple things like browser add-ons and smart home gadgets are being used…

TamperedChef Malware Spreads via Fake Software Installers in Ongoing Global Campaign

Threat actors are leveraging bogus installers masquerading as popular software to trick users into installing malware as part of a global malvertising campaign dubbed TamperedChef. The end goal of the attacks is to establish persistence and deliver JavaScript malware that facilitates remote access and control, per a new report from Acronis Threat Research Unit (TRU)….

Hackers Actively Exploiting 7-Zip Symbolic Link–Based RCE Vulnerability (CVE-2025-11001)

A recently disclosed security flaw impacting 7-Zip has come under active exploitation in the wild, according to an advisory issued by the U.K. NHS England Digital on Tuesday. The vulnerability in question is CVE-2025-11001 (CVSS score: 7.0), which allows remote attackers to execute arbitrary code. It has been addressed in 7-Zip version 25.00 released in…

Python-Based WhatsApp Worm Spreads Eternidade Stealer Across Brazilian Devices

Cybersecurity researchers have disclosed details of a new campaign that leverages a combination of social engineering and WhatsApp hijacking to distribute a Delphi-based banking trojan named Eternidade Stealer as part of attacks targeting users in Brazil. “It uses Internet Message Access Protocol (IMAP) to dynamically retrieve command-and-control (C2) addresses, allowing the threat actor to