Splunk Threat Research Team's Blog Posts

The Splunk Threat Research Team is an active part of a customer’s overall defense strategy by enhancing Splunk security offerings with verified research and security content such as use cases, detection searches, and playbooks. We help security teams around the globe strengthen operations by providing tactical guidance and insights to detect, investigate and respond against the latest threats. The Splunk Threat Research Team focuses on understanding how threats, actors, and vulnerabilities work, and the team replicates attacks which are stored as datasets in the Attack Data repository.

Our goal is to provide security teams with research they can leverage in their day to day operations and to become the industry standard for SIEM detections. We are a team of industry-recognized experts who are encouraged to improve the security industry by sharing our work with the community via conference talks, open-sourcing projects, and writing white papers or blogs. You will also find us presenting our research at conferences such as Defcon, Blackhat, RSA, and many more.

Read more Splunk Security Content.

Picture Paints a Thousand Codes: Dissecting Image-Based Steganography in a .NET (Quasar) RAT Loader
Security
13 Minute Read

Picture Paints a Thousand Codes: Dissecting Image-Based Steganography in a .NET (Quasar) RAT Loader

Uncover how to identify malicious executable loaders that use steganography to deliver payloads such as Quasar RAT.
Using RAG, Splunk ES Content Update App (ESCU), and MLTK to Develop, Enhance, and Analyze Splunk Detections
Artificial Intelligence
5 Minute Read

Using RAG, Splunk ES Content Update App (ESCU), and MLTK to Develop, Enhance, and Analyze Splunk Detections

Learn how to enhance Splunk security detections using a local Llama3 LLM, RAG, MLTK, and ESCU.
Splunk Security Content for Threat Detection & Response: July Recap
Security
2 Minute Read

Splunk Security Content for Threat Detection & Response: July Recap

Learn about the latest security content from Splunk.
Beyond the Patch: SharePoint Exploits and the Hidden Threat of IIS Module Persistence
Security
12 Minute Read

Beyond the Patch: SharePoint Exploits and the Hidden Threat of IIS Module Persistence

The cybersecurity landscape witnessed a perfect storm in July 2025 when multiple critical SharePoint vulnerabilities collided with sophisticated IIS module-based persistence techniques, creating a nightmare scenario for enterprise defenders.
CitrixBleed 2: When Memory Leaks Become Session Hijacks
Security
10 Minute Read

CitrixBleed 2: When Memory Leaks Become Session Hijacks

Discover how to detect, mitigate, and respond to CitrixBleed 2 (CVE-2025-5777), a critical Citrix NetScaler ADC and Gateway vulnerability exploited in the wild.
Unlocking Endpoint Network Security Insights with Cisco Network Visibility Module (NVM) and Splunk
Security
20 Minute Read

Unlocking Endpoint Network Security Insights with Cisco Network Visibility Module (NVM) and Splunk

Unlock deep endpoint network security insights by integrating Cisco NVM with Splunk.