Threat Researcher at @TrendMicroRSRCH

Joined January 2013
18 Photos and videos
Joseph Chen retweeted
Two threat campaigns used agentic AI to run full kill chain operations against government and financial targets in Latin America. TrendAI™ Research breaks down SHADOW-AETHER-040 and SHADOW-AETHER-064: research.trendmicro.com/4wnP…
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Joseph Chen retweeted
We investigated a CN #APT that targeted multiple governments and companies with government contracts in Asia. In half of the targets we found a second group with different malware toolkit but sharing the infection vector and some post-exploitation tools trendmicro.com/en_us/researc…
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DKnife can hijack #Android application updates by intercepting the update manifest requests. The targeted applications are mostly popular Chinese-language services.
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Joseph Chen retweeted
20 Nov 2025
🚨 #APT24 Leveraging #BADAUDIO🚨 New blog post describing 🇨🇳 actor APT24 targeting 🇹🇼 via multiple vectors to include #phishing, #strategicwebcomp #supplychain compromises 👀👀👀 cloud.google.com/blog/topics…
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Joseph Chen retweeted
We saw Earth Estries, an advanced #APT group, sharing its access to Earth Naga (Flax Typhoon). We introduce the term "Premier Pass" to describe this behavior, and propose a four-tier classification framework for collaboration types among advanced groups trendmicro.com/en_us/researc…
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Joseph Chen retweeted
Coordinated intrusions by Earth Estries and Earth Naga show that defenders must rethink attribution and monitor the broader China-aligned APT ecosystem, not just isolated groups. Get the latest insights: research.trendmicro.com/3L5A…
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Joseph Chen retweeted
We first introduced the term “Premier Pass” during my talk at @pivot_con — describing a trend of advanced collaboration among China-aligned APT groups like Earth Estries & Earth Naga. Today, we published a blog post that explores the concept in depth. trendmicro.com/en_us/researc…
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Joseph Chen retweeted
TAOTH used spear phishing and a reregistered, previously abandoned update domain to infect devices of dissidents, journalists, and executives in East Asia. Our analysis details their infection methods and defense strategies. See our threat insights: ⬇️ research.trendmicro.com/4oW5…
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Joseph Chen retweeted
Trend™ Research has identified Earth Lamia as an #APT threat actor that exploits vulnerabilities in web applications to gain access to organizations, using various techniques for data exfiltration. Learn more: ⬇️ research.trendmicro.com/3Hbr…
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Joseph Chen retweeted
Trend Micro's @jspchc writes about an active threat actor, named Earth Lamia, targeting multiple industries in Brazil, India & Southeast Asian countries since at least 2023. The APT primarily exploits vulnerabilities in web applications for access. trendmicro.com/en_us/researc…
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Joseph Chen retweeted
We released a report on a threat actor using an updated version of #Shadowpad including anti-debugging features, that in some cases deploy a custom ransomware family. We have mainly seen the manufacturing industry being targeted in Europe and Asia trendmicro.com/fr_fr/researc… #APT
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Joseph Chen retweeted
Discover the threat posed by the cross-platform DarkNimbus backdoor. Earth Minotaur utilizes the MOONSHINE exploit kit to target Android and Windows devices. Read the full report on our blog: ⬇️ research.trendmicro.com/3B9E…
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Joseph Chen retweeted
Trend Micro's Joseph C Chen & Daniel Lunghi investigate a group named Earth Minotaur that used the MOONSHINE exploit kit leading to the DarkNimbus Android backdoor. MOONSHINE exploit kit targets vulnerabilities in instant messaging apps on Android devices. trendmicro.com/en_us/researc…
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New research from @jspchc and @thehellu uncovers a campaign leveraging the Moonshine framework to deliver Chrome Nday exploits targeting Android devices. Thanks for giving the credit to my research! #moonshine
Our latest report presents Earth Minotaur, a threat actor targeting Tibetans and Uyghurs using Moonshine, an exploitation framework for Android described in 2019 by @citizenlab leveraging vulnerabilities in applications embedding old versions of Chrome trendmicro.com/en_us/researc…
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Joseph Chen retweeted
Our latest report presents Earth Minotaur, a threat actor targeting Tibetans and Uyghurs using Moonshine, an exploitation framework for Android described in 2019 by @citizenlab leveraging vulnerabilities in applications embedding old versions of Chrome trendmicro.com/en_us/researc…
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Joseph Chen retweeted
Trend Micro researchers analyse two distinct attack chains employed by the Earth Estries (aka Salt Typhoon) group that demonstrate the varied tactics, techniques and tools they use to compromise targeted systems. trendmicro.com/en_us/researc…
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Joseph Chen retweeted
NEW ENTRY: In this report, we detailed how Waterbear and Deuterbear operate, including the stages of infection, command and control (C&C) interaction, and #malware component behavior. Find out more about these two malware variants here: research.trendmicro.com/Eart…

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Joseph Chen retweeted
Trend Micro's @jspchc & @thehellu look into a new APT campaign, named Earth Krahang, targeting several government entities worldwide, with a strong focus on Southeast Asia. Their investigation identified multiple links between Earth Krahang & Earth Lusca. trendmicro.com/en_us/researc…
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