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pyaeheinnkyaw.comPublished

Red Shadows over Yangon: Analyzing TONESHELL Malware from Mustang Panda’s Campaign Against Myanmar

By Pyae Heinn Kyaw

Excerpt

Date: 07 Sept 2025

Executive Summary

This report details a targeted malware campaign attributed to Mustang Panda, a Chinese APT group, leveraging a supposed compromised Myanmar embassy email to deliver malware against Myanmar’s entities. The campaign begins with a phishing email containing a seemingly benign PDF attachment. While the PDF itself is not malicious, it contains an embedded URL that leads to the download of a compressed archive ( Call Notes.zip ). Inside the archive are two files:

Call Notes.exe and SolidPDFCreator.dll .

The Call Notes.exe binary em…

The opening of the report, shown for reference. The full report, with its figures and indicators, is published by pyaeheinnkyaw.com on pyaeheinnkyaw.com.

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