Threat analysis

Medical industry struggles with PACS data leaks

May 24, 2019 - PACS servers are often used to store and transmit patient data. But how is their security implemented? We take a look at case of how poor setup can easily lead to data leaks.

Malware | Threat analysis

Fileless malware: part deux

October 5, 2018 - In part two of this series on fileless malware, our malware analyst walks readers through two demonstrations of fileless malware attacks and shows the problems with detecting them using static signatures.

Malware | Threat analysis

Fileless malware: getting the lowdown on this insidious threat

August 29, 2018 - In this series of articles, we provide an in-depth discussion of fileless malware and their related attacks. In part one, we cover a brief overview of the problems with and general features of fileless malware, laying the groundwork for technical analysis of various samples employing fileless and semi-fileless methods.

Malware | Threat analysis

Spartacus ransomware: introduction to a strain of unsophisticated malware

April 30, 2018 - Spartacus ransomware is a fairly new variant seen in 2018. We'll walk you through the malware sample to analyze the code in detail, and help you learn how to get an obfuscated .NET sample into a readable state.

Malware | Threat analysis

Encryption 101: decryption tool code walkthrough

April 12, 2018 - In our final installment of the Encryption 101 series, we walk you through the source code of the Princess Locker decryption tool.