Category Archives: Maps

Large Kovter digitally-signed malvertising campaign and MSRT cleanup release

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Kovter is a malware family that is well known for being tricky to detect and remove because of its file-less design after infection. Users from United States are nearly exclusively being targeted, and infected PCs are used to perform click-fraud and install additional malware on your machine. Starting April 21, 2016, we observed a large… Continue reading Large Kovter digitally-signed malvertising campaign and MSRT cleanup release→

Gamarue, Nemucod, and JavaScript

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JavaScript is now being used largely to download malware because it’s easy to obfuscate the code and it has a small size. Most recently, one of the most predominant JavaScript malware that has been spreading other malware is Nemucod. This JavaScript trojan downloads additional malware (such as Win32/Tescrypt and Win32/Crowti – two pervasive ransomware trojans… Continue reading Gamarue, Nemucod, and JavaScript→

MSRT April release features Bedep detection

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As part of our ongoing effort to provide better malware protection, the Microsoft Malicious Software Removal Tool (MSRT) release this April will include detections for: Win32/Bedep – Trojan family Win32/Upatre – Trojan family Ransom:MSIL/Samas – Ransomware family In this blog, we’ll focus on the Bedep family of trojans.   The bothersome Bedep Win32/Bedep was first… Continue reading MSRT April release features Bedep detection→