malware
China-Aligned Bronze Sandcastle Abuses Sandboxie DLL Sideloading to Deploy Backdoors
Medium
Summary
A China-aligned threat group known as Bronze Sandcastle has been targeting organizations in Asia and Africa since mid-2025, utilizing DLL sideloading through legitimate tools like Sandboxie to deploy backdoors. The attacks involve planting malicious DLLs in locations where legitimate applications search for DLLs, allowing the malicious code to execute within trusted applications.
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