Security Spot

The Reality of Ransomware

LogRhythm provides seamless interoperability bringing unrivaled visibility into your Cisco security hardware and software portfolio to enhance your security operations.

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7 Steps to Build Your Security Operations Center

Cyberattacks such as WannaCry and Petya/NotPetya are becoming today’s norm. Keeping up with the growing rate of cyberattacks may seem impossible when your business is lacking in security resources and staff. Most organizations report that they cannot afford to staff a 24x7 security operations center (SOC). Building an automated SOC can enable your team to rapidly detect and respond to threats.

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Integrated Endpoint Protection and Response

This powerful integration, combines Carbon Black’s complete endpoint detection and response solution with the advanced analytics and automated response capabilities of LogRhythm.

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Mamba Ransomware Analysis

The LogRhythm Labs team provides analysis on Mamba—a strain of ransomware identified in 2016—after its recent resurgence. This goal of this in-depth analysis is to ensure users are prepared to protect their systems and to help prevent future infection of this malware variant.

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Build a Highly Efficient SOC—Even with Limited Resources

In a perfect world, you’d have a 24x7 SOC. But the reality is that you may have only one or two full-time employees faced with the daunting task of identifying possible signs of intrusion and compromise. But there is a solution: Build a SOC that automates as much work as possible so your staff can focus on what's important.

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Identifying PowerShell Tunneling Through ICMP

Hackers are constantly looking for ways to bypass traditional network defenses, and exploiting the Internet Control Message Protocol (ICMP) as a covert channel for a reverse shell is a commonly used method for attack. However, you can use LogRhythm’s Network Monitor to identify PowerShell tunneling through an ICMP.

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NotPetya Technical Analysis

Although initially labeled as ransomware due to the ransom message that is displayed after infection, it appears now that NotPetya functions more as a destructive wiper-like tool than actual ransomware. This post reviews an in-depth technical analysis of NotPetya, including recommended security measures.

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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.

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