WannaCrypt ransomware worm targets out-of-date systems

On May 12, 2017 we detected a new ransomware that spreads like a worm by leveraging vulnerabilities that have been previously fixed. While security updates are automatically applied in most computers, some users and enterprises may delay deployment of patches. Unfortunately, the ransomware, known as WannaCrypt, appears to have affected computers that have not applied…

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Little Red Ramnit: My, what big eyes you have, Grandma!

This month’s addition to MSRT is Win32/Ramnit. Having been discovered in April 2010, the family is relatively new, however, the authors of Ramnit seem to have a preference for using an older generation of malicious techniques. Whilst there are still a number of parasitic file infectors in the wild, the total number of malware families…

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It’s NOT Koobface! New multi-platform infector

Facebook continues being a popular target for malware authors as we discover yet another family that uses this popular social network to propagate. The main component, which we detect as Trojan:Java/Boonana, is written in Java which gives it cross platform capability infecting Windows, Mac and Linux users. Trojan:Java/Boonana is sent via a link to a…

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