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CVE-2025-55182: React2Shell Analysis, Proof-of-Concept Chaos, and In-the-Wild Exploitation

CVE-2025-55182 is a CVSS 10.0 pre-authentication RCE affecting React Server Components. Amid the flood of fake proof-of-concept exploits, scanners, exploits, and widespread misconceptions, this technical analysis intends to cut through the noise.

SHADOW-VOID-042 Targets Multiple Industries with Void Rabisu-like Tactics

In November, a targeted spear-phishing campaign was observed using Trend Micro-themed lures against various industries, but this was quickly detected and thwarted by the Trend Vision One™ platform.

Redefining Enterprise Defense in the Era of AI-Led Cyberattacks

13 November 2025 at 19:00
More cybercriminals are turning to using autonomous AI tools to upgrade their attacks, as exemplified by the recent utilization of Anthropic’s Claude Code, prompting an urgent need for enterprises to adopt agentic AI-driven security platforms and proactive defenses to counter AI-related threats.

AI-Automated Threat Hunting Brings GhostPenguin Out of the Shadows

7 December 2025 at 19:00
In this blog entry, Trend™ Research provides a comprehensive breakdown of GhostPenguin, a previously undocumented Linux backdoor with low detection rates that was discovered through AI-powered threat hunting and in-depth malware analysis.

PureRAT Campaign Targets Job Seekers, Abuses Foxit PDF Reader for DLL Side-loading

Job seekers looking out for opportunities might instead find their personal devices compromised, as a PureRAT campaign propagated through email leverages Foxit PDF Reader for concealment and DLL side-loading for initial entry.

Shai-hulud 2.0 Campaign Targets Cloud and Developer Ecosystems

Shai-hulud 2.0 campaign features a sophisticated variant capable of stealing credentials and secrets from major cloud platforms and developer services, while automating the backdooring of NPM packages maintained by victims. Its advanced tactics enable rapid, stealthy propagation across the software supply chain, putting countless downstream users at risk.

Active Water Saci Campaign Spreading Via WhatsApp Features Multi-Vector Persistence and Sophisticated C&C

Continuous investigation on the Water Saci campaign reveals innovative email-based C&C system, multi-vector persistence, and real-time command capabilities that allow attackers to orchestrate coordinated botnet operations, gather detailed campaign intelligence, and dynamically control malware activity across multiple infected machines.

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

14 October 2025 at 20:00
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.

RondoDox: From Targeting Pwn2Own Vulnerabilities to Shotgunning Exploits

Trend™ Research and ZDI Threat Hunters have identified a large-scale RondoDox botnet campaign exploiting over 50 vulnerabilities across more than 30 vendors, including flaws first seen in Pwn2Own contests.

Self-Propagating Malware Spreading Via WhatsApp, Targets Brazilian Users

Trend™ 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.

New LockBit 5.0 Targets Windows, Linux, ESXi

Trend™ 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.

What We Know About the NPM Supply Chain Attack

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

Gunra Ransomware Group Unveils Efficient Linux Variant

This blog discusses how Gunra ransomware’s new Linux variant accelerates and customizes encryption, expanding the group’s reach with advanced cross-platform tactics.

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