Fake IRS notice delivers customized spying tool

Threat actors leverage a Microsoft Office exploit to spy on their victims. In this blog post, we will review its delivery mechanism and analyze the malware we observed, a modified version of a commercial Remote Administration Tool (RAT).

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Petya-esque ransomware is spreading across the world

Ringing in with echoes of WannaCry, Petya (or Petrwrap, NotPetya), is a new ransomware strain outbreak affecting many users around the world.

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How did the WannaCry ransomworm spread?

Security researchers have had a busy week since the WannaCry ransomware outbreak that wreaked havoc on computers worldwide. How did it all happen?

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A week in security (Mar 6th – Mar 12th)

A compilation of notable security news and blog posts from the 6th to the 12th of March. This week, we look back at ransomware, exploit kits, and Mac security myths.

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Announcing Malwarebytes 3.0, a next-generation antivirus replacement

Announcing the launch of our next-generation online security product, Malwarebytes 3.0! This product is built to provide comprehensive protection against today’s sophisticated threats so that you can finally replace your traditional antivirus software.

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