Detecting Petya/NotPetya Ransomware

On the morning of June 27, 2017, Petya, a new ransomware outbreak—similar to the recent WannaCry malware—was discovered in the Ukraine. The malware quickly spread across Europe. This post discusses the TTPs of Petya / NotPetya and how to detect it using LogRhythm AI Engine rules.

Using Deep Packet Analytics to Extract Specific Bytes

One of the hidden features of NetMon's deep packet analytics (DPA) language is that you can extract specific bytes out of a packet inside of a packet rule. Although NetMon classifies over 3,100 applications and extract many thousands of metadata fields, there is always more to learn about network traffic. In this post, you'll learn the proper techniques for extracting specific bytes out of a network packet using DPA.

PCI-DSS Compliance 3.2 Updates

Whether you swipe it, chip it, tap it, or phone it in, if you are involved in capturing payments from a credit card, you are most likely required to comply with Payment Card Industry Data Security Standard (PCI-DSS) requirements. PCI-DSS is in a transitional phase in which version 3.1 is the accepted standard, with all participants moving to the 3.2 standards by January 2018. Although 3.2 is only a minor number change, there are numerous differences between the new version of PCI-DSS and the old one.

Ready to Rule Your Network?

We're announcing a new NetMon Freemium contest, backed by cash prizes! Create a solution based on DPA rules, query rules, or dashboards and enter it to win.