Blog Entries

18. 01. 2023 Massimo Giaimo Blue Team, SEC4U

Interview with a Member of the GhostSec Group

The Initial Message The last few days have been quite hectic with regard to cyber security in the industrial systems sector. The frenzy of these days began on January 11 with this message that appeared on the Telegram channel (https://t.me/GhostSecc) of the GhostSec group: The message was accompanied by a couple of screenshots: So are…

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21. 12. 2022 Massimo Giaimo Blue Team, SEC4U

Protected: Some Insight into the Differences between AV and EDR

There is no excerpt because this is a protected post.

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20. 12. 2022 Massimo Giaimo Blue Team, SEC4U

Risepro: A New Infostealer Malware

The daily monitoring activities that we carry out within our Security Operation Center Attacker Centric have allowed us to identify the spread of a new infostealer type malware. Log (or information) stealer malware is a type of Trojan that gathers data in order to send it to the attacker. Typical targets are credentials saved in…

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05. 12. 2022 Massimo Giaimo Exposure Assessment

HackInBo Business Edition – Winter 2022 – Our Participation

On December 2 we participated, as platinum sponsors, in the second edition of the HackInBo Business event. For 10 years, HackInBo has been one of the most important IT security conferences in Italy, and for this edition too we wanted to give our contribution by participating with a 40-minute talk. The formula of the event…

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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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17. 05. 2022 Massimo Giaimo Blue Team, SEC4U

A Look Inside Dark Angels Negotiation and Some Details about Their TTP

Starting from a static analysis done by Cyble Research Lab (https://blog.cyble.com/2022/05/06/rebranded-babuk-ransomware-in-action-darkangels-ransomware-performs-targeted-attack/) of ransomware called Dark Angels, we gained evidence about the activities of the Dark Angels ransomware group. An OSINT analysis carried out by our Würth Phoenix team helped to reach the Ransom Operator blog and one of the victim pages. Based on the evidence…

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17. 01. 2022 Massimo Giaimo Blue Team, SEC4U

An Evaluation of Elastic EDR with APT Simulator

We decided to carry out an evaluation of Elastic’s EDR using the APT Simulator (https://github.com/NextronSystems/APTSimulator) tool. This tool is widely used within the cyber security community and is highly reputed, as it was developed by Florian Roth, who also created the Sigma Rule project. APT Simulator is a Windows Batch script that uses a set…

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23. 09. 2021 Massimo Giaimo Exposure Assessment, SEC4U

Exposure Assessment: Straight to the Point!

In this second post on the Exposure Assessment topic we’ll start from the end! We’ve just put into production, within our OSINT & Cyber Threat Intelligence SATAYO platform, an internal search engine that aims to simplify the search for evidence within the platform itself. This is a development that has been particularly requested by those…

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02. 09. 2021 Massimo Giaimo Exposure Assessment, SEC4U

Exposure Assessment: Know the Attack Surface

This is the first in a series of articles that aims to technically describe the various objects collected within our Exposure Assessment activity, based on our OSINT & Cyber Threat Intelligence SATAYO platform. Its functionalities and the elements make it a fundamental tool for all organizations wishing to continuously monitor their exposure within public domain…

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09. 07. 2021 Massimo Giaimo Blue Team, SEC4U

Analysis of a Dark Web site

In this article we will see together how to perform an analysis of a site present on the Dark Web and more precisely of a site present within the Tor network. Our point of reference will be the site of the Avos ransomware gang, which has just started its cyber criminal activity a few weeks…

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02. 07. 2021 Massimo Giaimo Red Team, SEC4U

PrintNightmare – A Good Opportunity for the Red Team

The goal of this article is to present the point of view of the Red Team SEC4U at Würth Phoenix regarding the ominous PrintNightMare vulnerability that has been talked about so much in recent days. A summary for those who did not receive hardly any information about this: it’s a weakness in the Microsoft Windows…

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12. 03. 2021 Massimo Giaimo Blue Team, Log-SIEM, SEC4U

Microsoft Exchange 0-Day: Let’s Look at the Facts!

I’m writing this article with the goal of summarizing the events of recent days concerning the zero-day vulnerability that has struck Microsoft Exchange installations, and to provide some useful information to help you understand how the attack began, how it developed, and what we should expect in the immediate future. First of all, a quick…

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17. 04. 2020 Massimo Giaimo Asset Management, NetEye

Integrating phpIPAM into NetEye 4

Introduction In this article I will show you how to use phpIPAM (https://phpipam.net/), an open source IP address management project, as an import source database for NetEye. The goal is to use hosts you have already configured separately in phpIPAM and import them into NetEye. This allows you to take advantage of the powerful and…

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03. 09. 2019 Massimo Giaimo Events, Log-SIEM, NetEye, Service Management

NetEye SIEM: The Attacker’s Point of View

In our ethical hacking activities there are three different phases in which we clash with the themes of SIEM: PLANNING – The phase prior to the activity where we define the scope of engagement, be it for a Vulnerability Assessment, a Penetration Test or simulating a real attack CHALLENGE – The activity, corresponding to Vulnerability…

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19. 09. 2017 Massimo Giaimo Information Security Operations Center, NetEye

Vittime di attacchi cibernetici? NetEye e Kibana possono aiutarvi!

La sicurezza informatica rientra tra le principali priorità di ogni CIO. Gli attacchi cibernetici sono ormai una realtà che va affrontata quotidianamente. Sempre più aziende rientrano tra le vittime dei cosiddetti cybercrime dovendo, loro malgrado, pagarne le conseguenze in termini finanziari, operativi e di reputazione. Ecco perché cercare di strutturare meglio le difese, aumentando l’efficienza…

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