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Threat Research

In-Depth Analysis of A New Variant of .NET Malware AgentTesla

FortiGuard Labs recently captured some malware which was developed with the Microsoft .Net framework. I analyzed one of them, and in this blog, I’m going to show you how it is able to steal information from a victim’s machine. The malware was spread via a Microsoft Word document that contained an auto-executable malicious VBA Macro. Figure 1 below shows how it looks when it’s opened. Figure 1. When the malicious Word document is opened What the VBA code does Once you click the “Enable Content”...

By Xiaopeng ZhangJune 28, 2017