Blog Entries

14. 03. 2025 Daniel Degasperi Blue Team, Log-SIEM, SEC4U

A Practical Approach to Detect Suspicious Activity in MS SQL Server

This article gives an overview and offers a practical tips to detecting some suspicious activities in Microsoft SQL Server, from configuring audit policies to leveraging Elastic for effective monitoring and threat detection. Introduction Microsoft SQL Server is one of the most widely used relational databases in the enterprise landscape, managing critical data and supporting essential…

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08. 11. 2024 Luca Zeni Blue Team, SEC4U, Threat Intelligence

SATAYO And SOC: Exchanging Data For Better Insight

In this post, we’ll explore the synergy between a Cyber Threat Intelligence (CTI) platform and a traditional Security Operations Center (SOC) service. For those interested in the topic, I recommend reading my previous article, where I demonstrated a concrete example of integration between our SIEM and SATAYO, the CTI platform we use in our SOC….

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30. 08. 2024 Daniel Degasperi Blue Team, SEC4U

A Concrete Example of ES|QL and SOC Detection Rules

The purpose of this article is to show a real-life case study of the integration of the new Elastic ES|QL language within the detection rules used by the SOC to detect cyber threats. Overview ES|QL (Elasticsearch Query Language) is an SQL-like query language developed by Elastic specifically for querying time series and event data stored…

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07. 06. 2024 Luca Zeni Blue Team, SEC4U

Akira Ransomware: How to Make an Efficient Detection Rule

In this article, we’re going to explore an example of the process used to perform the initial steps of creating ad hoc detection rules based on specific events that mark the world of cyber security. Specifically, starting from a real case, we’ll see the study and analysis carried out to create a rule to monitor…

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18. 05. 2022 Massimo Giaimo Blue Team

Correlation Between the Most Exploited CVEs and Detection Rules

On May 12th, the CSIRT (Computer Security Incident Response Team – Italia) published a list of the CVEs most exploited by threat actors. The list also contains an indication of the TTPs used by these attackers. The objective of this article is to make information available relating to detection rules that are already available within…

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