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UNC5342

2025-04-24, Mandiant
M-Trends 2025: Data, Insights, and Recommendations From the Frontlines
"Mandiant began tracking UNC5342 in January 2024, following their social engineering campaign targeting software services, biotech, and media. UNC5342 distributed the BEAVERTAIL downloader via malicious cryptocurrency-themed NPM and Python packages hosted on GitHub. BEAVERTAIL downloads the INVISIBLEFERRET backdoor, granting UNC5342 extensive endpoint control."

- Mandiant, https://cloud.google.com/blog/topics/threat-intelligence/m-trends-2025/?hl=en

Also known as

 
Name Named by AKA First seen Last seen
FamousChollima CrowdStrike - 2024-08-07 2025-04-24
GwisinGang DtexSystems FamousChollima 2025-05-14 2025-05-14
NickelTapestry SecureWorks FamousChollima 2024-10-16 2025-05-08
PurpleBravo RecordedFuture FamousChollima 2025-02-13 2025-02-13
TenaciousPungsan Datadog FamousChollima 2024-10-24 2024-10-24
UNC5267 Mandiant FamousChollima 2024-09-23 2024-09-23
UNC5342 Mandiant FamousChollima 2025-04-24 2025-04-24
VoidDokkaebi TrendMicro FamousChollima 2025-04-23 2025-04-23
WaterPlum NTTSecurity FamousChollima 2025-05-08 2025-05-08

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