18 Apr, 2026

Hackers target misconfigured proxies to access paid LLM services

Threat actors are systematically hunting for misconfigured proxy servers that could provide access to commercial large language model (LLM) services. In an ongoing campaign that started in late December, the attackers have probed more than 73 LLM endpoints and generated over 80,000 sessions. According to threat monitoring platform GreyNoise, the threat actors use low-noise prompts to […]

3 mins read

Experimental PromptLock ransomware uses AI to encrypt, steal data

Threat researchers discovered the first AI-powered ransomware, called PromptLock, that uses Lua scripts to steal and encrypt data on Windows, macOS, and Linux systems. The malware uses OpenAI’s gpt-oss:20b model through the Ollama API to dynamically generate the malicious Lua scripts from hard-coded prompts. How PromptLock works According to ESET researchers, PromptLock is written in Golang […]

2 mins read

LameHug malware uses AI LLM to craft Windows data-theft commands in real-time

A novel malware family named LameHug is using a large language model (LLM) to generate commands to be executed on compromised Windows systems. LameHug was discovered by Ukraine’s national cyber incident response team (CERT-UA) and attributed the attacks to Russian state-backed threat group APT28 (a.k.a. Sednit, Sofacy, Pawn Storm, Fancy Bear, STRONTIUM, Tsar Team, Forest Blizzard). The […]

2 mins read

Zero-click AI data leak flaw uncovered in Microsoft 365 Copilot

A new attack dubbed ‘EchoLeak’ is the first known zero-click AI vulnerability that enables attackers to exfiltrate sensitive data from Microsoft 365 Copilot from a user’s context without interaction. The attack was devised by Aim Labs researchers in January 2025, who reported their findings to Microsoft. The tech giant assigned the CVE-2025-32711 identifier to the information disclosure flaw, rating […]

3 mins read

Google Chrome uses AI to analyze pages in new scam detection feature

Google is using artificial intelligence to power a new Chrome scam protection feature that analyzes brands and the intent of pages as you browse the web. As spotted by Leo on X, a new flag in Chrome Canary enables a feature called “Client Side Detection Brand and Intent for Scam Detection” that uses an LLM, or Large Language […]

2 mins read