Corelight Bright Ideas Blog

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 »

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 »

The new Microsoft Exchange vulnerabilities disclosed earlier this month highlight the importance of architecting for security visibility on the network. Read more »

One of the most important aspects of threat hunting is having a place to start. A question, a theory, or a hunch often begins the hunt. Where you end up may not be where you first intended, but a good hunt will always reveal new information about... Read more »

Network Intrusion Detection Systems (NIDS) are widely deployed by the most sophisticated blue teams in the world. For well-funded organizations, there is little question about the value of NIDS, but adoption is not uniform across the entire... Read more »

The threat actors who created SUNBURST went to extraordinary lengths to hide Command-and-Control (C2) traffic by mimicking the nature of communication patterns used by legitimate software within the SolarWinds package. Read more »

UPDATE 12-16-20: Corelight Resources Read more »