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Flurry of new Mac malware drops in December

Last week, we wrote about a new piece of malware called DarthMiner. It turns out there was more to be seen, as not just one but two additional pieces of malware had been spotted. The first was identified by Microsoft’s John Lambert and analyzed by Objective-See’s Patrick Wardle, and the second was found by Malwarebytes’ Adam Thomas. A Word document with a malicious macro Lambert … [Read more...]

Blocks for Flash and others coming to Office 365

If you’re a user of Microsoft Office products such as Word and Excel, you’re probably aware that they’ve been used as inroads for malware for a long, long time. But what about malware attacks without Macros? Sure. Macro malware for Macs? That, too. Malicious documents and spying tools? Danger, Will Robinson. We have some good news and some bad news. The good news is that monthly … [Read more...]

Malware analysis: decoding Emotet, part 1

Emotet Banking Trojan malware has been around for quite some time now. As such, infosec researchers have made several attempts to develop tools to de-obfuscate and even decrypt the AES-encrypted code belonging to this malware. The problem with these tools is that they target active versions of the malware. They run into problems when the authors of the malware change the code. The change could be … [Read more...]