From detecting attacks to profiling behavior, Corelight Labs creates new ways to deepen network insight and strengthen enterprise security. We work in close partnership with other innovators at Corelight, and we take pride in the robust, deeply technical capabilities we create.
New Sliver C2 Detection Released - Redteam detected
We are excited to announce the release of a new detection package “Sliver”, which identifies and raises alerts related to the Sliver C2 framework. This new package joins our industrial-strength C2 Collection and uses a variety of techniques to detect Sliver, above and beyond our HTTP-C2 package’s existing Sliver coverage.
IoT/OT/ICS threats: Detecting vulnerable Boa web servers
On Nov. 22, 2022 Microsoft announced research findings about an ongoing supply chain attack against IoT devices running Boa web servers. The Boa web server, an open-source small-footprint web server suitable for embedded applications, was...
Detecting 5 current APTs without heavy lifting
The Corelight Labs team prides itself on the ability to create novel Zeek and Suricata detection content that delves deep into packet streams by leveraging the full power of these tools. However this level of additional sophistication is not always...
Detecting the Manjusaka C2 framework
Detecting CVE-2022-30216: Windows Server Service Tampering
In July 2022, Microsoft disclosed a vulnerability in the Windows Server Service that allows an authenticated user to remotely access a local API call on a domain controller, which triggers an NTLM request...Read more »
Detecting CVE-2022-26937 with Zeek
This month, Microsoft announced a vulnerability in NFS. The exploit lies in how an attacker can force a victim NFS server to request an address from the attacker’s fake NFS server. The address returned will overflow memory on the victim NFS server...Read more »
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