Europe Confirms Record €4.1B Penalty Against Google for Android Practices|U.S. CISA adds a Microsoft SharePoint Server flaw to its Known Exploited Vulnerabilities catalog|430,000 FortiGate Devices Exposed in FortiBleed Ransomware Link|Adobe fixed multiple maximum-severity flaws in ColdFusion and Campaign Classic|Alleged Scattered Spider Hacker Extradited to U.S. to Face Cybercrime Charges|Oracle E-Business Suite Flaw Under Active Attack, 950 Systems Exposed|Azure CLI Targeted in LSHIY Password Spray Campaign Across 64 Orgs|CISA Warns BlueHammer Flaw Is Now Exploited in Ransomware Attacks|RustDuck: The Botnet That’s Still Small but Engineering Like It Plans to Grow|GuardFall Flaw Hits 10 of 11 Popular Open-Source AI Agents|XSS.is, The Forum That Ran the Ransomware Supply Chain Is Down. The Market Isn’t|U.S. CISA adds SimpleHelp flaw to its Known Exploited Vulnerabilities catalog|Europe Confirms Record €4.1B Penalty Against Google for Android Practices|U.S. CISA adds a Microsoft SharePoint Server flaw to its Known Exploited Vulnerabilities catalog|430,000 FortiGate Devices Exposed in FortiBleed Ransomware Link|Adobe fixed multiple maximum-severity flaws in ColdFusion and Campaign Classic|Alleged Scattered Spider Hacker Extradited to U.S. to Face Cybercrime Charges|Oracle E-Business Suite Flaw Under Active Attack, 950 Systems Exposed|Azure CLI Targeted in LSHIY Password Spray Campaign Across 64 Orgs|CISA Warns BlueHammer Flaw Is Now Exploited in Ransomware Attacks|RustDuck: The Botnet That’s Still Small but Engineering Like It Plans to Grow|GuardFall Flaw Hits 10 of 11 Popular Open-Source AI Agents|XSS.is, The Forum That Ran the Ransomware Supply Chain Is Down. The Market Isn’t|U.S. CISA adds SimpleHelp flaw to its Known Exploited Vulnerabilities catalog|

Advertisement

Ad Placeholder

Full Width × 90

SECURITY AFFAIRS MALWARE NEWSLETTER ROUND 76

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter CyberVolk | A Deep Dive into the Hacktivists, Tools and Ransomware Fueling Pro-Russian Cyber Attacks Operation MoneyMount-ISO — Deploying Phantom Stealer via ISO-Mounted Executables     Inside GhostPoster: How a PNG Icon Infected 50,000 Firefox Users […]

December 21, 2025

Security Affairs malware newsletter 2

Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape

Malware Newsletter

CyberVolk | A Deep Dive into the Hacktivists, Tools and Ransomware Fueling Pro-Russian Cyber Attacks

Operation MoneyMount-ISO — Deploying Phantom Stealer via ISO-Mounted Executables

Inside GhostPoster: How a PNG Icon Infected 50,000 Firefox Users

About ZnDoor, a malware executed by React2Shell

Malicious NuGet Package Typosquats Popular .NET Tracing Library to Steal Wallet Passwords

8 Million Users’ AI Conversations Sold for Profit by “Privacy” Extensions

Meet Cellik – A New Android RAT With Play Store Integration

Kimwolf Exposed: The Massive Android Botnet with 1.8 Million Infected Devices

LongNosedGoblin tries to sniff out governmental affairs in Southeast Asia and Japan

SantaStealer is Coming to Town: A New, Ambitious Infostealer Advertised on Underground Forums

Packed Malware Detection Using Grayscale Binary-to-Image Representations

APT-ClaritySet: A Large-Scale, High-Fidelity Labeled Dataset for APT Malware with Alias Normalization and Graph-Based Deduplication

Mathematical Analysis of Malware Spread in Digital Systems Using Atangana–Baleanu–Caputo Fractional Dynamics

Enhancing Imbalanced Malware Detection via CWGAN-GP-Based Data Augmentation and TextCNN–Transformer Integration

Follow me on Twitter: @securityaffairs and Facebook and Mastodon

Pierluigi Paganini

(SecurityAffairs – hacking, newsletter)

Tags

Cybercrime Hacking hacking news information security news IT Information Security malware Newsletter Pierluigi Paganini Security Affairs Security News

More Stories>

Europe Confirms Record €4.1B Penalty Against Google for Android Practices

Europe Confirms Record €4.1B Penalty Against Google for Android Practices

U.S. CISA adds a Microsoft SharePoint Server flaw to its Known Exploited Vulnerabilities catalog

U.S. CISA adds a Microsoft SharePoint Server flaw to its Known Exploited Vulnerabilities catalog

430,000 FortiGate Devices Exposed in FortiBleed Ransomware Link

430,000 FortiGate Devices Exposed in FortiBleed Ransomware Link

Security>

Hacking>

U.S. CISA adds a Microsoft SharePoint Server flaw to its Known Exploited Vulnerabilities catalog

Malware>