Cj Arsley Mateo
6 articles
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BlogMalware auto-replicante se propaga a través de WhatsApp, apunta a usuarios brasileños
TrendAI™ Research ha identificado una campaña activa que se propaga a través de WhatsApp mediante un archivo adjunto ZIP. Al ejecutarse, el malware establece persistencia y secuestra la cuenta de WhatsApp comprometida para enviarse a los contactos de la víctima.
October 3rd, 2025 15 minJeffrey Francis Bonaobra, Maristel Policarpio, Sophia Nilette Robles, Cj Arsley Mateo…
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BlogRevisiting UNC3886 Tactics to Defend Against Present Risk
We examine the past tactics used by UNC3886 to gain insight on how to best strengthen defenses against the ongoing and emerging threats of this APT group.
July 28th, 2025 9 minCj Arsley Mateo, Ieriz Nicolle Gonzalez, Jacob Santos, Paul John Bardon…
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BlogCrazyHunter Campaign Targets Taiwanese Critical Sectors
This blog entry details research on emerging ransomware group CrazyHunter, which has launched a sophisticated campaign aimed at Taiwan's essential services.
April 16th, 2025 9 minMaristel Policarpio, Sarah Pearl Camiling, Jacob Santos, Cj Arsley Mateo…
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BlogAI-Assisted Fake GitHub Repositories Fuel SmartLoader and LummaStealer Distribution
In this blog entry, we uncovered a campaign that uses fake GitHub repositories to distribute SmartLoader, which is then used to deliver Lumma Stealer and other malicious payloads. The campaign leverages GitHub’s trusted reputation to evade detection, using AI-generated content to make fake repositories appear legitimate.
March 11th, 2025 10 minCj Arsley Mateo, Jacob Santos, Darrel Tristan Virtusio, Junestherry Dela Cruz…
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BlogSilent Threat: Red Team Tool EDRSilencer Disrupting Endpoint Security Solutions
Trend Micro's Threat Hunting Team has observed EDRSilencer, a red team tool that threat actors are attempting to abuse for its ability to block EDR traffic and conceal malicious activity.
October 15th, 2024 8 minJacob Santos, Cj Arsley Mateo, Sarah Pearl Camiling
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BlogPlay Ransomware Group’s New Linux Variant Targets ESXi, Shows Ties With Prolific Puma
Trend Micro threat hunters discovered that the Play ransomware group has been deploying a new Linux variant that targets ESXi environments. Read our blog entry to know more.
July 19th, 2024 6 minCj Arsley Mateo, Darrel Tristan Virtusio, Sarah Pearl Camiling, Andrei Alimboyao…
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