Should a Tier 0 WSUS be put in a silo or not ?
07 Nov 2022 The question was: should I put my WSUS server into my T0 silo? Even if people are familiar with the concepts of Active Directory Tiering, ...Read more ...
Hello,
Glad to see you in this second part of this post. In our previous article we showed which rights were involved in the DnsAdmins privilege escalation. Now let’s talk about how to properly mitigate this.
Read more ...
Hello,
In this article, first part of a serie, i’m talking about DnsAdmins and why this is a group you should take care of. I know that several articles talk about the privilege escalation (DNS service running on a domain controller and loading an arbitrary DLL).
We will quickly review this attack, but mainly i would rather focus on why it is still working nowadays, which permissions do you need to run this attack. I will conclude in a second part with the mitigations which can be implemented to prevent this attack.
Read more ...
Hello,
Today, we are talking about the exploitation of Kerberos protocol extensions S4U2Self and S4U2Proxy in order to impersonate a privileged user of the domain.
This post aims at focusing on the Kerberos constrained delegation with protocol transition which we will shorten T2A4D (TrustedToAuthForDelegation); how to enumerate it, how to exploit it and use it as a method of persistence.
Hello,
In this blog post i will share my Cypher queries which i’m using in my daily engagements. I aim to be complementary to the cheatsheets you can found out there and to the default queries you will find in BloodHound.
Read more ...
Quick answer: Totally !
Hello everybody,
I would like to talk a bit about the SecurityTube red team labs, specifically the Advanced Red Team Lab which leads to the CRTE (Certified Red Team Expert) certification. P.S: i’m not affiliated with securitytube.
Some great reviews are already existing, so i will focus on why i chose this lab and certification. I will give you some hints about how to approach your targets. Most importantly, i would like to introduce you a tool that i developped which will help you during your journey, Invoke-Recon.
Read more ...