Malware

Pierluigi Paganini September 11, 2025
Attackers abuse ConnectWise ScreenConnect to drop AsyncRAT

Hackers exploit ConnectWise ScreenConnect to drop AsyncRAT via scripted loaders, stealing data and persisting with a fake Skype updater. LevelBlue researchers warn of a campaign abusing ConnectWise ScreenConnect to deploy AsyncRAT. Attackers use VBScript/PowerShell loaders and achieve persistence via a fake Skype updater. ConnectWise ScreenConnect is a remote desktop and remote support software designed to enable […]

Pierluigi Paganini September 10, 2025
KillSec Ransomware is Attacking Healthcare Institutions in Brazil

KillSec Ransomware claimed responsibility for a cyberattack on MedicSolution, a software solutions provider for the healthcare industry in Brazil. The KillSec Ransomware group has threatened to leak sensitive data unless negotiations are initiated promptly. According to threat intelligence reporting by Resecurity, the root cause of the incident – data exfiltration from insecure AWS S3 bucket. […]

Pierluigi Paganini September 09, 2025
Supply chain attack targets npm, +2 Billion weekly npm downloads exposed

Multiple popular npm packages were compromised in a supply chain attack after a maintainer fell for a phishing email targeting 2FA credentials. A supply chain attack compromised multiple popular npm packages with 2B weekly downloads after a maintainer fell for a phishing email mimicking npm, targeting 2FA credentials. Threat actors targeted Josh Junon’s (Qix) to […]

Pierluigi Paganini September 09, 2025
LunaLock Ransomware threatens victims by feeding stolen data to AI models

LunaLock, a new ransomware gang, introduced a unique cyber extortion technique, threatening to turn stolen art into AI training data. A new ransomware group, named LunaLock, appeared in the threat landscape with a unique cyber extortion technique, threatening to turn stolen art into AI training data. Recently, the LunaLock group targeted the website Artists&Clients and […]

Pierluigi Paganini September 05, 2025
SVG files used in hidden malware campaign impersonating Colombian authorities

VirusTotal uncovered an undetected malware campaign using SVG files that impersonated the Colombian justice system. VirusTotal researchers uncovered a phishing campaign using SVG files with hidden JavaScript to deploy fake FiscalĂ­a General de la NaciĂłn login pages in Colombia and spread malware. VirusTotal noticed that, despite being outdated, SWF files are still abused in attacks. […]

Pierluigi Paganini September 03, 2025
Android droppers evolved into versatile tools to spread malware

Android droppers now spread banking trojans, SMS stealers, and spyware, disguised as government or banking apps in India and Asia. ThreatFabric researchers warn of a shift in Android malware: dropper apps now deliver not just banking trojans, but also SMS stealers and spyware, mainly in Asia. Google’s Pilot Program enhances Play Protect by scanning Android […]

Pierluigi Paganini September 01, 2025
Crooks exploit Meta malvertising to target Android users with Brokewell

Cybercriminals spread Brokewell via fake TradingView Premium ads on Meta, stealing crypto and data with remote control since July 2024. Bitdefender warns threat actors are abusing Meta ads to spread fake TradingView Premium apps for Android, delivering Brokewell malware to steal crypto and data. “Bitdefender researchers recently uncovered a wave of malicious ads on Facebook […]

Pierluigi Paganini September 01, 2025
North Korea’s APT37 deploys RokRAT in new phishing campaign against academics

ScarCruft (APT37) launches Operation HanKook Phantom, a phishing campaign using RokRAT to target academics, ex-officials, and researchers. Cybersecurity firm Seqrite Labs uncovered a phishing campaign, tracked as dubbed Operation HanKook Phantom, by the North Korea-linked group APT37 (aka Ricochet Chollima, ScarCruft, Reaper, and Group123). Threat actors are using a fake “National Intelligence Research Society Newsletter […]

Pierluigi Paganini August 27, 2025
ESET warns of PromptLock, the first AI-driven ransomware

ESET found PromptLock, the first AI-driven ransomware, using OpenAI’s gpt-oss:20b via Ollama to generate and run malicious Lua scripts. In a series of messages published on X, ESET Research announced the discovery of the first known AI-powered ransomware, named PromptLock. The PromptLock malware uses the gpt-oss:20b model from OpenAI locally via the Ollama API to […]

Pierluigi Paganini August 27, 2025
China linked UNC6384 targeted diplomats by hijacking web traffic

The China-linked APT group UNC6384 targeted diplomats by hijacking web traffic to redirect it to a website that delivered malware. China-linked cyberespionage group UNC6384 targeted diplomats by hijacking web traffic to redirect to a website used to deliver malware, Google’s Threat Intelligence Group (GTIG) warns. Cyberspies hijacked a network’s captive portal using an advanced adversary-in-the-middle […]