Corelight Bright Ideas Blog: NDR & Threat Hunting Blog (13)

Corelight Bright Ideas Blog

Featured Post

December 19, 2024

Cooking up a year of faster, smarter, and tastier security

If there’s one thing I love more than delivering great products, it’s delivering great food. The holidays are my time to channel my inner celebrity chef: I’ll burn a few cookies, over-spice a roast, and then miraculously pull it all together for a meal that leaves everyone asking for seconds (or at least not asking for the takeout menu). This... Read more »

Additional Posts

Introducing RDP Inferences

By Anthony Kasza – May 19, 2021

Corelight recently released a new package, focused on RDP inferences, as part of our Encrypted Traffic Collection. This package runs on Corelight Sensors and provides network traffic analysis (NTA) inferences on live RDP traffic. Read more »

C2 detections, RDP insights and NDR at 100G

By John Gamble – May 17, 2021

Today I am excited to announce Corelight’s v21 release, which delivers dozens of powerful C2 detections, extends analyst visibility around RDP connections, and helps organizations scale network detection and response workloads in high throughput... Read more »

Introducing the C2 Collection and RDP inferences

By Vince Stoffer – May 17, 2021

We’re excited to announce that the Command and Control (C2) Collection is now available with today’s launch of version 21 of the Corelight software. One of the most important ways that defenders can quickly identify and contain a security incident... Read more »

How do you know?

By Charles Strauss – May 17, 2021

Can you be sure attackers aren’t hiding in your encrypted traffic? Can your investigators go back 18 months ago to find what they need? Do your DNS queries all have responses, and are they what you expected? Do your alerts mean something, or nothing? Read more »

Tracking down a glibc regression

By Justin Azoff – May 12, 2021

We’d just upgraded our glibc package from 2.32 to 2.33, when we noticed some peculiar behavior. Glibc 2.32 had a number of minor security issues and needed to be patched or upgraded. Instead of back-porting the patches to 2.32 we decided to upgrade... Read more »

Pingback: ICMP Tunneling Malware

By Corelight Labs Team – May 6, 2021

Recently, Trustwave reported on a new malware family which they discovered during a breach investigation. The backdoor, dubbed Pingback, executes on Windows systems and communicates with its controller via ICMP messages. ICMP (Internet Control... Read more »

CrowdStrike + Corelight partner to reach new heights

By Lana Knop – April 21, 2021

Through our newly announced partnership with CrowdStrike, Corelight customers will be able to incorporate CrowdStrike’s best-in-class threat intelligence into Corelight Sensors to generate actionable alerts and network evidence. In addition, by... Read more »

Detect C2 ‘RedXOR’ with state-based functionality

By Ben Reardon – April 19, 2021

Recently a very interesting Linux-based command-and-control (C2) malware was described by the research team at Intezer. As usual there is a set of simple network-based IOCs in the form of domains and IPs that organizations can search against their... Read more »

Extending NDR visibility in AWS IaaS

By Vijit Nair – April 7, 2021

Comprehensive visibility is challenging in a cloud environment. While these environments are rich sources of telemetry and logs, it is challenging for security teams to ensure that logging is configured (and stays configured) on every service, to... Read more »

Maximize your Splunk ES investment with Corelight

By Roger Cheeks – March 16, 2021

Are you looking to threat hunt but lack sufficient network and IDS data? Have you tried to accelerate your incident response process with better data, but run into dead ends that require data scientists or significant data model modification? Maybe... Read more »

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