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Operation Zero Disco: Attackers Exploit Cisco SNMP Vulnerability to Deploy Rootkits

Trend™ Research has uncovered an attack campaign exploiting the Cisco SNMP vulnerability CVE-2025-20352, allowing remote code execution and rootkit deployment on unprotected devices, with impacts observed on Cisco 9400, 9300, and legacy 3750G series.

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Cyber threatsExploits & Zero-DaysIoT & smart devices
RondoDox: From Targeting Pwn2Own Vulnerabilities to Shotgunning Exploits

The Trend Zero Day Initiative™ (ZDI) and Trend™ Research teams have identified a large-scale RondoDox botnet campaign exploiting over 50 vulnerabilities across more than 30 vendors, including flaws first seen in Pwn2Own contests.

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MalwarePhishing & BEC
Self-Propagating Malware Spreading Via WhatsApp, Targets Brazilian Users

TrendAI™ Research has identified an active campaign spreading via WhatsApp through a ZIP file attachment. When executed, the malware establishes persistence and hijacks the compromised WhatsApp account to send copies of itself to the victim’s contacts.

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Ransomware & extortion
New LockBit 5.0 Targets Windows, Linux, ESXi

TrendAI™ Research analyzed source binaries from the latest activity from notorious LockBit ransomware with their 5.0 version that exhibits advanced obfuscation, anti-analysis techniques, and seamless cross-platform capabilities for Windows, Linux, and ESXi systems.

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Cyber crime
What We Know About the NPM Supply Chain Attack

TrendAI™ Research outlines the critical details behind the ongoing NPM supply chain attack and offers essential steps to stay protected against potential compromise.

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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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MalwareSocial 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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Ransomware & extortion
Warlock: From SharePoint Vulnerability Exploit to Enterprise Ransomware

Warlock ransomware exploits unpatched Microsoft SharePoint vulnerabilities to gain access, escalate privileges, steal credentials, move laterally, and deploy ransomware with data exfiltration across enterprise environments.

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Ransomware & extortion
Crypto24 Ransomware Group Blends Legitimate Tools with Custom Malware for Stealth Attacks

Crypto24 is a ransomware group that stealthily blends legitimate tools with custom malware, using advanced evasion techniques to bypass security and EDR technologies.

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