Mutación en vivo de código malicioso: Cómo la IA genera variantes evasivas de malware

PROMPTFLUX es un dropper experimental en VBScript que realiza solicitudes POST en tiempo de ejecución hacia la API de Gemini (especificando gemini-1.5-flash-latest) utilizando una credencial de API incrustada, solicita ofuscaciones de VBScript en formato solo-código, registra las respuestas del modelo en el sistema local y está diseñado para persistir scripts regenerados en la carpeta de…

Leer más

ThreatsDay Bulletin: Pixel Zero-Click, Redis RCE, China C2s, RAT Ads, Crypto Scams & 15+ Stories

Most of this week’s threats didn’t rely on new tricks. They relied on familiar systems behaving exactly as designed, just in the wrong hands. Ordinary files, routine services, and trusted workflows were enough to open doors without forcing them. What stands out is how little friction attackers now need. Some activity focused on quiet reach…

Leer más

ClickFix Attacks Expand Using Fake CAPTCHAs, Microsoft Scripts, and Trusted Web Services

Cybersecurity researchers have disclosed details of a new campaign that combines ClickFix-style fake CAPTCHAs with a signed Microsoft Application Virtualization (App-V) script to distribute an information stealer called Amatera. «Instead of launching PowerShell directly, the attacker uses this script to control how execution begins and to avoid more common, easily recognized execution paths,»

Leer más

China-Linked APT Exploited Sitecore Zero-Day in Critical Infrastructure Intrusions

A threat actor likely aligned with China has been observed targeting critical infrastructure sectors in North America since at least last year. Cisco Talos, which is tracking the activity under the name UAT-8837, assessed it to be a China-nexus advanced persistent threat (APT) actor with medium confidence based on tactical overlaps with other campaigns mounted…

Leer más

Microsoft Flags Multi-Stage AitM Phishing and BEC Attacks Targeting Energy Firms

Microsoft has warned of a multi‑stage adversary‑in‑the‑middle (AitM) phishing and business email compromise (BEC) campaign targeting multiple organizations in the energy sector. «The campaign abused SharePoint file‑sharing services to deliver phishing payloads and relied on inbox rule creation to maintain persistence and evade user awareness,» the Microsoft Defender Security Research Team said.

Leer más

Konni Hackers Deploy AI-Generated PowerShell Backdoor Against Blockchain Developers

The North Korean threat actor known as Konni has been observed using PowerShell malware generated using artificial intelligence (AI) tools to target developers and engineering teams in the blockchain sector. The phishing campaign has targeted Japan, Australia, and India, highlighting the adversary’s expansion of the targeting scope beyond South Korea, Russia, Ukraine, and European nations,…

Leer más

Cuidado si usas LastPass, alertan de este mensaje falso que vas a recibir y es una estafa

LastPass es uno de los gestores de contraseñas más populares y esto hace que los piratas informáticos pongan ahí sus miras. Buscan llegar al mayor número de víctimas y así robar información personal, contraseñas o llegar a controlar los dispositivos. En este caso, están enviando mensajes falsos de mantenimiento y la compañía ha advertido de…

Leer más

GootLoader Malware Uses 500–1,000 Concatenated ZIP Archives to Evade Detection

The JavaScript (aka JScript) malware loader called GootLoader has been observed using a malformed ZIP archive that’s designed to sidestep detection efforts by concatenating anywhere from 500 to 1,000 archives. «The actor creates a malformed archive as an anti-analysis technique,» Expel security researcher Aaron Walton said in a report shared with The Hacker News. «That…

Leer más

Your Digital Footprint Can Lead Right to Your Front Door

You lock your doors at night. You avoid sketchy phone calls. You’re careful about what you post on social media. But what about the information about you that’s already out there—without your permission? Your name. Home address. Phone number. Past jobs. Family members. Old usernames. It’s all still online, and it’s a lot easier to…

Leer más