APT15 enhanced its arsenal with an updated variant of the Turian backdoor

Threat Level

Attack Report

For a detailed threat advisory, download the pdf file here

Summary

APT15 has modified its toolkit to include new variants of the Turian backdoor, as well as new command and control infrastructure. The malware contains VMProtect, which obfuscates all API calls within the sample. The final payload is unpacked into the .text, .data, and .rdata sections of the payload, although it is not virtualized.