malware

Pierluigi Paganini September 30, 2026
Attackers Abuse ChatGPT Custom GPTs to Deploy a Full-Featured RAT

Threat actors abused fake ChatGPT Custom GPTs and ClickFix to deliver a multi-stage RAT. ChatGPT’s Custom GPT feature is the latest legitimate surface being turned into a delivery mechanism, and Huntress researchers caught it in action across at least 40 incidents. A Custom GPT (now simply called a GPT) is essentially a version of ChatGPT […]

Pierluigi Paganini September 28, 2026
Storm-3168, Linked to JADEPUFFER, Abused Stolen Azure Identities

Microsoft details Storm-3168, the JADEPUFFER-linked actor that used stolen service principals to delete Azure storage in minutes and harvest keys. Microsoft just published the first detailed look at what JADEPUFFER does inside Azure. Sysdig first spotted the group’s activity in July 2026 and called it the first documented agentic ransomware operation. Microsoft tracks the same […]

Pierluigi Paganini September 27, 2026
SECURITY AFFAIRS AI-CYBERSECURITY NEWSLETTER ROUND 1

Security Affairs AI-CYBERSECURITY newsletter includes a collection of the best articles and research on AI in the international landscape Artificial intelligence is rapidly changing cybersecurity, reshaping both the techniques used by attackers and the tools available to defenders. AI agents can automate tasks, analyze large amounts of data, discover vulnerabilities and accelerate offensive operations. At […]

Pierluigi Paganini September 27, 2026
SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 116

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Threat Intel | One Kit, Forty Companies: How a Malware-as-a-Service Platform Used GitHub as a Distribution Network for its Campaign   Group Policy hijacked: PAYLOAD ransomware weaponizes Active Directory GPO   ChainScript: Tracing a Node.js RAT […]

Pierluigi Paganini September 25, 2026
ClickFix Campaign Abuses Trusted Websites to Deploy Psychedelic Stealer

Attackers hijacked Ukrainian websites to deliver a fake Cloudflare CAPTCHA that installs Psychedelic Stealer and steals browser and crypto credentials. Psychedelic Stealer is being distributed through compromised Ukrainian business websites. Attackers injected hidden iframes into legitimate pages and used them to display a fake Cloudflare verification screen to visitors. The affected sites included a hair-treatment […]

Pierluigi Paganini September 25, 2026
AI-Powered CARBONATO Botnet Steals Credentials to Fund Its Own LLM Gateway

CARBONATO exploits exposed Docker daemons, installs an AI agent, steals API keys and spreads across networks with autonomous command execution. CARBONATO is a Docker-based botnet that has been active since at least October 2024. ThreatDown discovered the operation after finding an unauthenticated container registry exposed to the internet. The registry contained the attackers’ entire toolchain […]

Pierluigi Paganini September 24, 2026
Ryuk Member Karen Vardanyan Sentenced to Two Years in U.S. Prison

Ryuk member Karen Vardanyan was sentenced to 24 months in U.S. prison after extradition from Ukraine and ordered to pay $1.2M in restitution. Karen Vardanyan, a 35-year-old Armenian citizen who went by “Maneeken” and, oddly, “Karl Lagerfeld” online, was extradited from Ukraine and sentenced to 24 months in federal prison plus three years of supervised […]

Pierluigi Paganini September 24, 2026
CLOSEDQUORUM, the malware that asks four AI models what to do next

Cisco Talos finds CLOSEDQUORUM, malware that lets four commercial AI models vote on its next move, with no human operator required. Cisco Talos found malware, dubbed CLOSEDQUORUM, that holds a vote before deciding what to steal from you. Four AI models vote on its next move, without any human interaction. CLOSEDQUORUM is the first Windows […]

Pierluigi Paganini September 23, 2026
Fake LastPass on GitHub Led to an Infostealer That Killed 145 Security Tools

Attackers spoofed LastPass on GitHub, used a Microsoft-signed driver to disable 145 security products, then deployed an infostealer. Someone impersonated LastPass on GitHub, got users to download a fake authenticator, and ended up killing 145 different antivirus and EDR products using a driver that Microsoft itself had signed. That last part is the one worth […]

Pierluigi Paganini September 22, 2026
Contagious Interview: 30,000 devices infected by a fake job interview

North Korea-linked WaterPlum runs the Contagious Interview campaign, infecting over 30,000 devices using a fake job interview. On September 18, Japan’s National Police Agency, the FBI, the US Department of Defense’s Cyber Crime Center, and intelligence agencies from Australia and Germany published a joint advisory about a group called WaterPlum, better known as Contagious Interview. […]