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AI
EvilAI Operators Use AI-Generated Code and Fake Apps for Far-Reaching Attacks

Combining AI-generated code and social engineering, EvilAI operators are executing a rapidly expanding campaign, disguising their malware as legitimate applications to bypass security, steal credentials, and persistently compromise organizations worldwide.

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Ransomware & extortion
Unmasking The Gentlemen Ransomware: Tactics, Techniques, and Procedures Revealed

An analysis of the Gentlemen ransomware group, which employs advanced, adaptive tactics, techniques, and procedure to target critical industries worldwide.

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Malware Social engineering
An MDR Analysis of the AMOS Stealer Campaign Targeting macOS via ‘Cracked’ Apps

Trend™ Research analyzed a campaign distributing Atomic macOS Stealer (AMOS), a malware family targeting macOS users. Attackers disguise the malware as “cracked” versions of legitimate apps, luring users into installation.

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Exploits & Zero-Days
Proactive Security Insights for SharePoint Attacks (CVE-2025-53770 and CVE-2025-53771)

CVE-2025-53770 and CVE-2025-53771 are vulnerabilities in on-premise Microsoft SharePoint Servers that evolved from previously patched flaws, allowing unauthenticated remote code execution through advanced deserialization and ViewState abuse.

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Malware
Back to Business: Lumma Stealer Returns with Stealthier Methods

Lumma Stealer has re-emerged shortly after its takedown. This time, the cybergroup behind this malware appears to be intent on employing more covert tactics while steadily expanding its reach. This article shares the latest methods used to propagate this threat.

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TikTok Videos Promise Pirated Apps, Deliver Vidar and StealC Infostealers Instead

Trend™ Research uncovered a campaign on TikTok that uses videos to lure victims into downloading information stealers, a tactic that can be automated using AI tools.

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Cyber threats
Fake CAPTCHA Attacks Deploy Infostealers and RATs in a Multistage Payload Chain

We have detected a new tactic involving fake CAPTCHA pages that trick users into executing harmful commands in Windows. This scheme uses disguised files sent via phishing and other malicious methods.

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Exploits & Zero-Days APTs Cyber espionage
ZDI-CAN-25373: Windows Shortcut Exploit Abused as Zero-Day in Widespread APT Campaigns

Trend Zero Day Initiative™ (ZDI) uncovered both state-sponsored and cybercriminal groups extensively exploiting ZDI-CAN-25373 (aka ZDI-25-148), a Windows .lnk file vulnerability that enables hidden command execution.

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Invisible Prompt Injection: A Threat to AI Security

This article explains the invisible prompt injection, including how it works, an attack scenario, and how users can protect themselves.

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Game of Emperor: Unveiling Long Term Earth Estries Cyber Intrusions

Since 2023, APT group Earth Estries has aggressively targeted key industries globally with sophisticated techniques and new backdoors, like GHOSTSPIDER and MASOL RAT, for prolonged espionage operations.

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