Penetration

NTLMRelay2Self over HTTP (Webdav)

Just a walkthrough of how to escalate privileges locally by forcing the system you landed initial access on to reflectively authenticate over HTTP to itself and forward the received connection to an HTTP listener (ntlmrelayx) configured to relay to DC servers over LDAP/LDAPs for either setting shadow credentials or configuring …

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Cobalt Strike Defense Guide – 2

In previous report on Cobalt Strike focused on the most frequently used capabilities that observed. In this report, we will focus on the network traffic it produced, and provide some easy wins defenders can be on the look out for to detect beaconing activity. We cover topics such as domain fronting, …

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How To Attack Kerberos

Kerberos Fundamentals Kerberos is a network authentication protocol that works on the principle of issuing tickets to nodes to allow access to services/resources based on privilege level. Kerberos is widely used throughout Active Directory and sometimes Linux but truthfully mainly Active Directory environments. TLDR: https://www.roguelynn.com/words/explain-like-im-5-kerberos/ I am aiming to approaching …

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Active Directory Penetration Mind Map

click to see Full-Size Image Scan Network cme smb # enumerate smb hosts nmap -sP -p # ping scan nmap -PN -sV –top-ports 50 –open # quick scan nmap -PN –script smb-vuln* -p139,445 # search smb vuln nmap -PN -sC -sV # classic scan nmap -PN -sC -sV -p- # …

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Check if your Active Directory passwords are compromised in a data breach

To compare Active Directory accounts against breached passwords you need access to your Active Directory with a specific privileged account, a password list with NTLM hashes and some PowerShell commands. But why should you do this? Password hashes of Domain accounts can be dumped locally from SAM, memory, remotely and …

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Utilizing a Common Windows Binary to Escalate to System Privileges

Windows pwnage courtesy of trusted Windows binaries Introduction If you’ve ever tried to run a command prompt as administrator on your Windows OS before, you’ve seen a harmless popup appear. This is Windows User Account Control, or UAC. According to Microsoft, UAC “is a fundamental component of Microsoft’s overall security …

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Cobalt Strike Defense Guide

Intro In our research, we expose adversarial Tactics, Techniques and Procedures (TTPs) as well as the tools they use to execute their mission objectives. In most of our cases, we see the threat actors utilizing Cobalt Strike. Therefore, defenders should know how to detect Cobalt Strike in various stages of …

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Dumping RDP Credentials

Administrators typically use Remote Desktop Protocol (RDP) in order to manage Windows environments remotely. It is also typical RDP to be enabled in systems that act as a jumpstation to enable users to reach other networks. However even though this protocol is widely used most of the times it is …

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