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This Trojan arrives as attachment to email messages spammed by another malware or a malicious user.

This is a specially crafted Microsoft Excel document that takes advantage of a known software vulnerability to drop possibly malicious files. More information on the said vulnerability can be found here.

This vulnerability causes Microsoft Excel to crash and could potentially allow a remote user to take control of the affected system.

This Trojan arrives as attachment to email messages spammed by another malware or a malicious user.

Upon execution, it exploits the Macro Validation Vulnerability in Microsoft Excel wherein a specially crafted document can cause the application to drop and execute an embedded .EXE file.

More information about the said vulnerability can be found here.

This is the Trend Micro detection for a specially-crafted .MSG file that arrives via email spammed by another malware or a malicious user.

It contains files that exploit the Microsoft Jet Database Engine vulnerability, including one detected by Trend Micro as TROJ_MDROPPER.MB.

The said vulnerability allows a malicious .DOC file to drop and execute an embedded executable file.

Malware Overview

To get a one-glance comprehensive view of the behavior of this malware, refer to the Behavior Diagram shown below.