What is an Advanced Persistent Threat (APT)?

In the anti-malware world, you may hear the term APT which is short for Advanced Persistent Threat. It sounds like a complicated buzzword. What is it really? Before we start talking about what an “advanced” persistent threat is, let’s just start with a plain ol’ persistent threat. In computer science, the term “persistence” is generally […]

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Script Engines Being Used to Distribute New Strain of Spora Ransomware

We’ve recently been covering scripting attacks in more detail on the Malware Research blog. These types of attacks have the ability to be completely fileless, as explained in a previous post. However, scripts also sometimes do come in files or accompany file-based malware. The new strain of Spora malware does just this. It uses a […]

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WanaCrypt0r Analysis Part II – SMB Exploit and Worm Component

Wanacrypt0r ransom screen

Introduction Part II of the WanaCrypt0r code analysis has arrived. We’re going to be starting out where we left off last time, which is with the Microsoft Windows MS17-010 Server Message Block (SMB) exploit/”worm component” that made the ransomware so dangerous by allowing it to spread to other vulnerable (not patched) systems on the network […]

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WanaCrypt0r – A dive into the code

Wanacrypt0r ransom screen

Introduction During the past few days, as one might expect, we’ve been getting lots of news, reports, and files for the ransomware entitled WanaCrypt0r/WannaCry/WanaCrypt. First and foremost, the good news is that customers of PC Matic SuperShield were protected from WanaCrypt0r the entire time. However, this post aims to provide a technical analysis of how […]

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