Apparently harmless document files that contain a malicious macro are commonly used by cybercriminals to distribute malware. However, malicious actors continue to improve their methods in an effort to evade detection. Security researcher Bart Blaze has come across a bogus invoice spam email apparently containing a Microsoft Word document (.doc). When the document is opened, if macros are not enabled, the user is instructed to enable macros in order to view the content. Once macros are enabled, the victim is presented with an image, while in the background a piece of malware is downloaded onto