The eSentire Blog

May 06, 2026

Atlas User Reported Phishing Is Now Live

Atlas now triages every user-reported phishing email with AI — automatically. From the moment an employee clicks…

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Posts from TRU Intelligence Center

AI/ML

7 M

eSentire in the Age of AI-Driven Threats

Last month, Anthropic disclosed that its Claude Mythos model had autonomously discovered thousands of zero-day…

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TRU Positive/Bulletin

35 M

STX RAT: A new RAT in 2026 with Infostealer Capabilities

What did we find?In late February 2026, eSentire's Threat Response Unit (TRU) observed an attempted delivery of a…

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Threat Intelligence

8 M

Examining the Blast Radius from the Axios npm Supply Chain Compromise

What Happened?eSentire's Security Advisory on this incident can be found here:…

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TRU Positive/Bulletin

9 M

Tycoon 2FA Infrastructure Update: Threat Actors Adapt Following Global Coalition Takedown

What did we find?Following the organized global coalition takedown of Tycoon 2FA phishing infrastructure led by…

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TRU Positive/Bulletin

16 M

EtherRAT & SYS_INFO Module: C2 on Ethereum (EtherHiding), Target Selection, CDN-Like Beacons

What did we find?In March 2026, eSentire's Threat Response Unit (TRU) detected EtherRAT in a customer's…

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6 M

How eSentire Runs Expert-level Threat Investigations at Scale with Claude

Originally posted by https://claude.com/customers/esentire. 99.96% ransomware containment…

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Managed Detection and Response

4 M

eSentire Wins Multiple Leader Badges in the G2 Spring 2026 Grid® Reports

We are thrilled to share that eSentire has been recognized with multiple badges by G2 as part of their…

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TRU Positive/Bulletin

9 M

MuddyWater APT + Tsundere Botnet: EtherHiding the C2

What did we find?In March 2026, eSentire's Threat Response Unit (TRU) investigated an open-directory web server…

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TRU Positive/Bulletin

24 M

North Korean APT Malware Analysis: DEV#POPPER RAT and OmniStealer (Everyday I'm Shufflin')

What did we find?In February 2026, eSentire's Threat Response Unit (TRU) detected DEV#POPPER, a sophisticated…

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