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navbar-nav flip"><li ><a href="https://adsecurity.org/">Home</a></li><li class="menu-item menu-item-8"><a href="https://adsecurity.org/?page_id=8" >About</a></li><li class="menu-item menu-item-41"><a href="https://adsecurity.org/?page_id=41" >AD Resources</a></li><li class="menu-item menu-item-4031"><a href="https://adsecurity.org/?page_id=4031" >Attack Defense & Detection</a></li><li class="menu-item menu-item-293"><a href="https://adsecurity.org/?page_id=293" >Contact</a></li><li class="menu-item menu-item-1821"><a href="https://adsecurity.org/?page_id=1821" >Mimikatz</a></li><li class="menu-item menu-item-1352"><a href="https://adsecurity.org/?page_id=1352" >Presentations</a></li><li class="menu-item menu-item-195"><a href="https://adsecurity.org/?page_id=195" >Schema Versions</a></li><li class="menu-item menu-item-399"><a href="https://adsecurity.org/?page_id=399" >Security Resources</a></li><li class="menu-item menu-item-183"><a href="https://adsecurity.org/?page_id=183" >SPNs</a></li><li class="menu-item menu-item-2532"><a href="https://adsecurity.org/?page_id=2532" >Top Posts</a></li></ul> </div> </nav> <div id="content" class="clearfix hfeed row"> <div id="content-main" class="clearfix content-main col-md-8"> <h1 class="page-title archive-title"> Tag: <span>KRBTGT</span> </h1> <div class="entries-wrapper"> <div id="post-3592" class="clearfix post post-3592 type-post status-publish format-standard hentry category-activedirectorysecurity category-hacking category-microsoft-security tag-allowed-rodc-password-replication-policy tag-dcsync tag-denied-rodc-password-replication-policy tag-directory-services-restore-mode-password tag-discovering-rodcs tag-domain-controller tag-dsrm tag-golden-ticket tag-hacking-rodcs tag-harden-read-only-domain-controllers tag-harden-rodcs tag-invoke-mimikatz tag-krbtgt tag-krbtgt_ tag-mimikatz tag-msds-authenticatedtoaccountlist tag-msds-keyversionnumber tag-msds-neverrevealgroup tag-msds-reveal-ondemandgroup tag-msds-revealedlist tag-read-only-domain-controller tag-readonly-domain-controller tag-rodc tag-rodc-active-directory tag-rodc-administration tag-rodc-administrators tag-rodc-backlink tag-rodc-golden-ticket tag-rodc-in-the-dmz tag-rodc-krbtgt tag-rodc-managedby-attribute tag-rodc-manager tag-rodc-password tag-rodc-password-replication-policy tag-rodc-replication tag-rodc-security tag-rodc-sysvol tag-silver-tickets item-wrap"> <div class="entry clearfix"> <div class="post-date date alpha with-year"> <p class="default_date"> <span class="month">Jan</span> <span class="day">01</span> <span class="year">2018</span> </p> </div> <h2 class="post-title entry-title"> <a href="https://adsecurity.org/?p=3592" rel="bookmark" title="Permalink to Attacking Read-Only Domain Controllers (RODCs) to Own Active Directory"> Attacking Read-Only Domain Controllers (RODCs) to Own Active Directory </a> </h2> <ul class="post-meta entry-meta clearfix"> <li class="byline"> By <span class="author"><a href="https://adsecurity.org/?author=2" rel="author">Sean Metcalf</a></span><span class="entry-cat"> in <span class="terms"><a class="term term-category term-565" href="https://adsecurity.org/?cat=565">ActiveDirectorySecurity</a>, <a class="term term-category term-1039" href="https://adsecurity.org/?cat=1039">Hacking</a>, <a class="term term-category term-11" href="https://adsecurity.org/?cat=11">Microsoft Security</a></span></span> </li> </ul> <div class="entry-content clearfix"> <div class="excerpt-thumb"><a href="https://adsecurity.org/?p=3592"><img width="300" height="282" src="https://adsecurity.org/wp-content/uploads/2017/12/RODC-PasswordPolicy-PrepopulatePasswords-02-300x282.png" class="attachment-medium size-medium" alt="" decoding="async" fetchpriority="high" srcset="https://adsecurity.org/wp-content/uploads/2017/12/RODC-PasswordPolicy-PrepopulatePasswords-02-300x282.png 300w, https://adsecurity.org/wp-content/uploads/2017/12/RODC-PasswordPolicy-PrepopulatePasswords-02-768x722.png 768w, https://adsecurity.org/wp-content/uploads/2017/12/RODC-PasswordPolicy-PrepopulatePasswords-02.png 846w" sizes="(max-width: 300px) 100vw, 300px" /></a></div> <p>I have been fascinated with Read-Only Domain Controllers (RODCs) since RODC was released as a new DC promotion option with Windows Server 2008. Microsoft customers wanted a DC that wasn’t really a DC. – something that could be deployed in a location that’s not physically secure and still be able to authenticate users. This post … </p> <p><a class="more-link btn" href="https://adsecurity.org/?p=3592">Continue reading</a></p> </div> <ul class="entry-footer"> <li class="post-tags col-sm-8"><i class="fa fa-tags" title="Tags"></i> <span class="terms"><a class="term term-tagpost_tag term-1296" href="https://adsecurity.org/?tag=allowed-rodc-password-replication-policy">Allowed RODC Password Replication Policy</a>, <a class="term term-tagpost_tag term-598" href="https://adsecurity.org/?tag=dcsync">DCSync</a>, <a class="term term-tagpost_tag term-1297" href="https://adsecurity.org/?tag=denied-rodc-password-replication-policy">Denied RODC Password Replication Policy</a>, <a class="term term-tagpost_tag term-1285" href="https://adsecurity.org/?tag=directory-services-restore-mode-password">Directory Services Restore Mode password</a>, <a class="term term-tagpost_tag term-1302" href="https://adsecurity.org/?tag=discovering-rodcs">discovering RODCs</a>, <a class="term term-tagpost_tag term-79" href="https://adsecurity.org/?tag=domain-controller">Domain Controller</a>, <a class="term term-tagpost_tag term-590" href="https://adsecurity.org/?tag=dsrm">DSRM</a>, <a class="term term-tagpost_tag term-1286" href="https://adsecurity.org/?tag=golden-ticket">golden ticket</a>, <a class="term term-tagpost_tag term-1308" href="https://adsecurity.org/?tag=hacking-rodcs">Hacking RODCs</a>, <a class="term term-tagpost_tag term-1310" href="https://adsecurity.org/?tag=harden-read-only-domain-controllers">harden Read-Only Domain Controllers</a>, <a class="term term-tagpost_tag term-1311" href="https://adsecurity.org/?tag=harden-rodcs">harden RODCs</a>, <a class="term term-tagpost_tag term-336" href="https://adsecurity.org/?tag=invoke-mimikatz">Invoke-Mimikatz</a>, <a class="term term-tagpost_tag term-394" href="https://adsecurity.org/?tag=krbtgt">KRBTGT</a>, <a class="term term-tagpost_tag term-1298" href="https://adsecurity.org/?tag=krbtgt_">KRBTGT_######</a>, <a class="term term-tagpost_tag term-207" href="https://adsecurity.org/?tag=mimikatz">mimikatz</a>, <a class="term term-tagpost_tag term-1306" href="https://adsecurity.org/?tag=msds-authenticatedtoaccountlist">msDS-AuthenticatedToAccountList</a>, <a class="term term-tagpost_tag term-1301" href="https://adsecurity.org/?tag=msds-keyversionnumber">msDS-KeyVersionNumber</a>, <a class="term term-tagpost_tag term-1304" href="https://adsecurity.org/?tag=msds-neverrevealgroup">msDS-NeverRevealGroup</a>, <a class="term term-tagpost_tag term-1303" href="https://adsecurity.org/?tag=msds-reveal-ondemandgroup">msDS-Reveal-OnDemandGroup</a>, <a class="term term-tagpost_tag term-1305" href="https://adsecurity.org/?tag=msds-revealedlist">msDS-RevealedList</a>, <a class="term term-tagpost_tag term-106" href="https://adsecurity.org/?tag=read-only-domain-controller">Read-Only Domain Controller</a>, <a class="term term-tagpost_tag term-1157" href="https://adsecurity.org/?tag=readonly-domain-controller">ReadOnly Domain Controller</a>, <a class="term term-tagpost_tag term-104" href="https://adsecurity.org/?tag=rodc">RODC</a>, <a class="term term-tagpost_tag term-1292" href="https://adsecurity.org/?tag=rodc-active-directory">RODC Active Directory</a>, <a class="term term-tagpost_tag term-1294" href="https://adsecurity.org/?tag=rodc-administration">RODC Administration</a>, <a class="term term-tagpost_tag term-1289" href="https://adsecurity.org/?tag=rodc-administrators">RODC administrators</a>, <a class="term term-tagpost_tag term-1300" href="https://adsecurity.org/?tag=rodc-backlink">RODC backlink</a>, <a class="term term-tagpost_tag term-1287" href="https://adsecurity.org/?tag=rodc-golden-ticket">RODC golden ticket</a>, <a class="term term-tagpost_tag term-1309" href="https://adsecurity.org/?tag=rodc-in-the-dmz">RODC in the DMZ</a>, <a class="term term-tagpost_tag term-1299" href="https://adsecurity.org/?tag=rodc-krbtgt">RODC Krbtgt</a>, <a class="term term-tagpost_tag term-1290" href="https://adsecurity.org/?tag=rodc-managedby-attribute">RODC ManagedBy attribute</a>, <a class="term term-tagpost_tag term-1288" href="https://adsecurity.org/?tag=rodc-manager">RODC Manager</a>, <a class="term term-tagpost_tag term-1284" href="https://adsecurity.org/?tag=rodc-password">RODC password</a>, <a class="term term-tagpost_tag term-1295" href="https://adsecurity.org/?tag=rodc-password-replication-policy">RODC Password Replication Policy</a>, <a class="term term-tagpost_tag term-1293" href="https://adsecurity.org/?tag=rodc-replication">RODC replication</a>, <a class="term term-tagpost_tag term-1312" href="https://adsecurity.org/?tag=rodc-security">RODC security</a>, <a class="term term-tagpost_tag term-1291" href="https://adsecurity.org/?tag=rodc-sysvol">RODC SYSVOL</a>, <a class="term term-tagpost_tag term-1307" href="https://adsecurity.org/?tag=silver-tickets">Silver Tickets</a></span></li> <li class="comment-link col-sm-4"><i class="fa fa-comments"></i> <a href="https://adsecurity.org/?p=3592#comments">1 comments</a></li> </ul> </div> </div> <div id="post-2398" class="clearfix post post-2398 type-post status-publish format-standard has-post-thumbnail hentry category-activedirectorysecurity category-microsoft-security category-technical-reference tag-784 tag-785 tag-activedirectorydatabase tag-administrator tag-copy-ntds-dit tag-copyntds-dit tag-dcsync tag-ditsnapshotviewer tag-dumpactivedirectory tag-dumpadcredentials tag-dumpadcreds tag-dumpcredentials tag-dumpcreds tag-esentutl tag-invoke-mimikatz tag-invoke-ninjacopy tag-invoke-reflectivepeinjection tag-krbtgt tag-lsadumpdcsync tag-lsadumplsa tag-mimikatz tag-mimikatzdcsync tag-ntds-dit tag-ntdsutil tag-passtheticket tag-powershellremoting tag-powersploit tag-sekurlsalogonpasswords tag-volumeshadowcopy tag-vss tag-vssntds-dit tag-wmi tag-wmic tag-wmicpasstheticket tag-wmiptt item-wrap"> <div class="entry clearfix"> <div class="post-date date alpha with-year"> <p class="default_date"> <span class="month">Jan</span> <span class="day">03</span> <span class="year">2016</span> </p> </div> <h2 class="post-title entry-title"> <a href="https://adsecurity.org/?p=2398" rel="bookmark" title="Permalink to How Attackers Dump Active Directory Database Credentials"> How Attackers Dump Active Directory Database Credentials </a> </h2> <ul class="post-meta entry-meta clearfix"> <li class="byline"> By <span class="author"><a href="https://adsecurity.org/?author=2" rel="author">Sean Metcalf</a></span><span class="entry-cat"> in <span class="terms"><a class="term term-category term-565" href="https://adsecurity.org/?cat=565">ActiveDirectorySecurity</a>, <a class="term term-category term-11" href="https://adsecurity.org/?cat=11">Microsoft Security</a>, <a class="term term-category term-2" href="https://adsecurity.org/?cat=2">Technical Reference</a></span></span> </li> </ul> <div class="entry-content clearfix"> <p class="excerpt-thumb"> <a href="https://adsecurity.org/?p=2398" rel="bookmark" title="Permalink to How Attackers Dump Active Directory Database Credentials"> <img width="214" height="300" src="https://adsecurity.org/wp-content/uploads/2016/01/InvokeMimikatz-RunFromInternet-LSADumpLSA-Inject-Computer-RDLABDC02-214x300.jpg" class="attachment-medium size-medium wp-post-image" alt="" decoding="async" srcset="https://adsecurity.org/wp-content/uploads/2016/01/InvokeMimikatz-RunFromInternet-LSADumpLSA-Inject-Computer-RDLABDC02-214x300.jpg 214w, https://adsecurity.org/wp-content/uploads/2016/01/InvokeMimikatz-RunFromInternet-LSADumpLSA-Inject-Computer-RDLABDC02-768x1078.jpg 768w, https://adsecurity.org/wp-content/uploads/2016/01/InvokeMimikatz-RunFromInternet-LSADumpLSA-Inject-Computer-RDLABDC02-730x1024.jpg 730w, https://adsecurity.org/wp-content/uploads/2016/01/InvokeMimikatz-RunFromInternet-LSADumpLSA-Inject-Computer-RDLABDC02.jpg 1199w" sizes="(max-width: 214px) 100vw, 214px" /> </a> </p> <p>I previously posted some information on dumping AD database credentials before in a couple of posts: “How Attackers Pull the Active Directory Database (NTDS.dit) from a Domain Controller” and “Attack Methods for Gaining Domain Admin Rights in Active Directory“. This post covers many different ways that an attacker can dump credentials from Active Directory, both … </p> <p><a class="more-link btn" href="https://adsecurity.org/?p=2398">Continue reading</a></p> </div> <ul class="entry-footer"> <li class="post-tags col-sm-8"><i class="fa fa-tags" title="Tags"></i> <span class="terms"><a class="term term-tagpost_tag term-784" href="https://adsecurity.org/?tag=500">500</a>, <a class="term term-tagpost_tag term-785" href="https://adsecurity.org/?tag=502">502</a>, <a class="term term-tagpost_tag term-777" href="https://adsecurity.org/?tag=activedirectorydatabase">ActiveDirectorydatabase</a>, <a class="term term-tagpost_tag term-786" href="https://adsecurity.org/?tag=administrator">Administrator</a>, <a class="term term-tagpost_tag term-794" href="https://adsecurity.org/?tag=copy-ntds-dit">copy ntds.dit</a>, <a class="term term-tagpost_tag term-795" href="https://adsecurity.org/?tag=copyntds-dit">CopyNTDS.dit</a>, <a class="term term-tagpost_tag term-598" href="https://adsecurity.org/?tag=dcsync">DCSync</a>, <a class="term term-tagpost_tag term-773" href="https://adsecurity.org/?tag=ditsnapshotviewer">DITSnapshotViewer</a>, <a class="term term-tagpost_tag term-796" href="https://adsecurity.org/?tag=dumpactivedirectory">dumpActiveDirectory</a>, <a class="term term-tagpost_tag term-772" href="https://adsecurity.org/?tag=dumpadcredentials">DumpADCredentials</a>, <a class="term term-tagpost_tag term-797" href="https://adsecurity.org/?tag=dumpadcreds">DumpADCreds</a>, <a class="term term-tagpost_tag term-771" href="https://adsecurity.org/?tag=dumpcredentials">DumpCredentials</a>, <a class="term term-tagpost_tag term-787" href="https://adsecurity.org/?tag=dumpcreds">DumpCreds</a>, <a class="term term-tagpost_tag term-792" href="https://adsecurity.org/?tag=esentutl">Esentutl</a>, <a class="term term-tagpost_tag term-336" href="https://adsecurity.org/?tag=invoke-mimikatz">Invoke-Mimikatz</a>, <a class="term term-tagpost_tag term-770" href="https://adsecurity.org/?tag=invoke-ninjacopy">Invoke-NinjaCopy</a>, <a class="term term-tagpost_tag term-249" href="https://adsecurity.org/?tag=invoke-reflectivepeinjection">Invoke-ReflectivePEInjection</a>, <a class="term term-tagpost_tag term-394" href="https://adsecurity.org/?tag=krbtgt">KRBTGT</a>, <a class="term term-tagpost_tag term-774" href="https://adsecurity.org/?tag=lsadumpdcsync">lsadump::dcsync</a>, <a class="term term-tagpost_tag term-775" href="https://adsecurity.org/?tag=lsadumplsa">lsadump::lsa</a>, <a class="term term-tagpost_tag term-207" href="https://adsecurity.org/?tag=mimikatz">mimikatz</a>, <a class="term term-tagpost_tag term-599" href="https://adsecurity.org/?tag=mimikatzdcsync">MimikatzDCSync</a>, <a class="term term-tagpost_tag term-691" href="https://adsecurity.org/?tag=ntds-dit">ntds.dit</a>, <a class="term term-tagpost_tag term-793" href="https://adsecurity.org/?tag=ntdsutil">ntdsutil</a>, <a class="term term-tagpost_tag term-316" href="https://adsecurity.org/?tag=passtheticket">PassTheTicket</a>, <a class="term term-tagpost_tag term-477" href="https://adsecurity.org/?tag=powershellremoting">PowerShellRemoting</a>, <a class="term term-tagpost_tag term-232" href="https://adsecurity.org/?tag=powersploit">PowerSploit</a>, <a class="term term-tagpost_tag term-776" href="https://adsecurity.org/?tag=sekurlsalogonpasswords">sekurlsa::logonpasswords</a>, <a class="term term-tagpost_tag term-780" href="https://adsecurity.org/?tag=volumeshadowcopy">VolumeShadowCopy</a>, <a class="term term-tagpost_tag term-779" href="https://adsecurity.org/?tag=vss">VSS</a>, <a class="term term-tagpost_tag term-781" href="https://adsecurity.org/?tag=vssntds-dit">VSSNTDS.dit</a>, <a class="term term-tagpost_tag term-546" href="https://adsecurity.org/?tag=wmi">WMI</a>, <a class="term term-tagpost_tag term-778" href="https://adsecurity.org/?tag=wmic">WMIC</a>, <a class="term term-tagpost_tag term-782" href="https://adsecurity.org/?tag=wmicpasstheticket">WMICPassTheTicket</a>, <a class="term term-tagpost_tag term-783" href="https://adsecurity.org/?tag=wmiptt">WMIPTT</a></span></li> </ul> </div> </div> <div id="post-2011" class="clearfix post post-2011 type-post status-publish format-standard has-post-thumbnail hentry category-activedirectorysecurity category-microsoft-security category-technical-reading category-technical-reference tag-activedirectory tag-blackhat tag-cifs tag-computeraccountpassword tag-derbycon tag-disablepasswordchange tag-domaincontroller tag-goldenticket tag-host tag-http tag-kerberoast tag-kerberos tag-kerberosattack tag-kerberossilverticket tag-krbtgt tag-ldap tag-mimikatz tag-mimikatzdcsync tag-pacvalidation tag-powershellremoting tag-rpcss tag-rsat tag-scheduledtask tag-serviceaccount tag-servicetosilverticketreference tag-silverticket tag-silverticketdcsync tag-silverticketreference tag-tgs tag-tgt tag-windowsfileshare tag-winrm tag-wmi item-wrap"> <div class="entry clearfix"> <div class="post-date date alpha with-year"> <p class="default_date"> <span class="month">Nov</span> <span class="day">17</span> <span class="year">2015</span> </p> </div> <h2 class="post-title entry-title"> <a href="https://adsecurity.org/?p=2011" rel="bookmark" title="Permalink to How Attackers Use Kerberos Silver Tickets to Exploit Systems"> How Attackers Use Kerberos Silver Tickets to Exploit Systems </a> </h2> <ul class="post-meta entry-meta clearfix"> <li class="byline"> By <span class="author"><a href="https://adsecurity.org/?author=2" rel="author">Sean Metcalf</a></span><span class="entry-cat"> in <span class="terms"><a class="term term-category term-565" href="https://adsecurity.org/?cat=565">ActiveDirectorySecurity</a>, <a class="term term-category term-11" href="https://adsecurity.org/?cat=11">Microsoft Security</a>, <a class="term term-category term-4" href="https://adsecurity.org/?cat=4">Technical Reading</a>, <a class="term term-category term-2" href="https://adsecurity.org/?cat=2">Technical Reference</a></span></span> </li> </ul> <div class="entry-content clearfix"> <p class="excerpt-thumb"> <a href="https://adsecurity.org/?p=2011" rel="bookmark" title="Permalink to How Attackers Use Kerberos Silver Tickets to Exploit Systems"> <img width="300" height="86" src="https://adsecurity.org/wp-content/uploads/2015/11/SilverTicket-DC-CIFS-300x86.png" class="attachment-medium size-medium wp-post-image" alt="" decoding="async" srcset="https://adsecurity.org/wp-content/uploads/2015/11/SilverTicket-DC-CIFS-300x86.png 300w, https://adsecurity.org/wp-content/uploads/2015/11/SilverTicket-DC-CIFS.png 956w" sizes="(max-width: 300px) 100vw, 300px" /> </a> </p> <p>Usually Golden Tickets (forged Kerberos TGTs) get all the press, but this post is about Silver Tickets and how attackers use them to exploit systems. I have talked about how Silver Tickets can be used to persist and even re-exploit an Active Directory enterprise in presentations at security conferences this year. This post continues this … </p> <p><a class="more-link btn" href="https://adsecurity.org/?p=2011">Continue reading</a></p> </div> <ul class="entry-footer"> <li class="post-tags col-sm-8"><i class="fa fa-tags" title="Tags"></i> <span class="terms"><a class="term term-tagpost_tag term-20" href="https://adsecurity.org/?tag=activedirectory">ActiveDirectory</a>, <a class="term term-tagpost_tag term-397" href="https://adsecurity.org/?tag=blackhat">BlackHat</a>, <a class="term term-tagpost_tag term-456" href="https://adsecurity.org/?tag=cifs">CIFS</a>, <a class="term term-tagpost_tag term-675" href="https://adsecurity.org/?tag=computeraccountpassword">ComputerAccountPassword</a>, <a class="term term-tagpost_tag term-133" href="https://adsecurity.org/?tag=derbycon">DerbyCon</a>, <a class="term term-tagpost_tag term-672" href="https://adsecurity.org/?tag=disablepasswordchange">DisablePasswordChange</a>, <a class="term term-tagpost_tag term-101" href="https://adsecurity.org/?tag=domaincontroller">DomainController</a>, <a class="term term-tagpost_tag term-303" href="https://adsecurity.org/?tag=goldenticket">GoldenTicket</a>, <a class="term term-tagpost_tag term-668" href="https://adsecurity.org/?tag=host">host</a>, <a class="term term-tagpost_tag term-670" href="https://adsecurity.org/?tag=http">http</a>, <a class="term term-tagpost_tag term-673" href="https://adsecurity.org/?tag=kerberoast">Kerberoast</a>, <a class="term term-tagpost_tag term-81" href="https://adsecurity.org/?tag=kerberos">Kerberos</a>, <a class="term term-tagpost_tag term-290" href="https://adsecurity.org/?tag=kerberosattack">KerberosAttack</a>, <a class="term term-tagpost_tag term-206" href="https://adsecurity.org/?tag=kerberossilverticket">KerberosSilverTicket</a>, <a class="term term-tagpost_tag term-394" href="https://adsecurity.org/?tag=krbtgt">KRBTGT</a>, <a class="term term-tagpost_tag term-671" href="https://adsecurity.org/?tag=ldap">ldap</a>, <a class="term term-tagpost_tag term-207" href="https://adsecurity.org/?tag=mimikatz">mimikatz</a>, <a class="term term-tagpost_tag term-599" href="https://adsecurity.org/?tag=mimikatzdcsync">MimikatzDCSync</a>, <a class="term term-tagpost_tag term-314" href="https://adsecurity.org/?tag=pacvalidation">PACValidation</a>, <a class="term term-tagpost_tag term-477" href="https://adsecurity.org/?tag=powershellremoting">PowerShellRemoting</a>, <a class="term term-tagpost_tag term-669" href="https://adsecurity.org/?tag=rpcss">rpcss</a>, <a class="term term-tagpost_tag term-680" href="https://adsecurity.org/?tag=rsat">RSAT</a>, <a class="term term-tagpost_tag term-677" href="https://adsecurity.org/?tag=scheduledtask">ScheduledTask</a>, <a class="term term-tagpost_tag term-674" href="https://adsecurity.org/?tag=serviceaccount">ServiceAccount</a>, <a class="term term-tagpost_tag term-676" href="https://adsecurity.org/?tag=servicetosilverticketreference">ServiceToSilverTicketReference</a>, <a class="term term-tagpost_tag term-304" href="https://adsecurity.org/?tag=silverticket">SilverTicket</a>, <a class="term term-tagpost_tag term-679" href="https://adsecurity.org/?tag=silverticketdcsync">SilverTicketDCSync</a>, <a class="term term-tagpost_tag term-667" href="https://adsecurity.org/?tag=silverticketreference">SilverTicketReference</a>, <a class="term term-tagpost_tag term-528" href="https://adsecurity.org/?tag=tgs">TGS</a>, <a class="term term-tagpost_tag term-529" href="https://adsecurity.org/?tag=tgt">TGT</a>, <a class="term term-tagpost_tag term-678" href="https://adsecurity.org/?tag=windowsfileshare">WindowsFileShare</a>, <a class="term term-tagpost_tag term-476" href="https://adsecurity.org/?tag=winrm">WinRM</a>, <a class="term term-tagpost_tag term-546" href="https://adsecurity.org/?tag=wmi">WMI</a></span></li> <li class="comment-link col-sm-4"><i class="fa fa-comments"></i> <a href="https://adsecurity.org/?p=2011#comments">2 comments</a></li> </ul> </div> </div> <div id="post-1640" class="clearfix post post-1640 type-post status-publish format-standard hentry category-microsoft-security category-security-conference-presentationvideo category-technical-reference tag-activedirectory tag-activedirectoryattack tag-activedirectorysecurity tag-adattack tag-adforest tag-blackhat tag-compromiseactivedirectory tag-domain-trust tag-enhancedgoldenticket tag-enhancedgoldentickets tag-forest-trust tag-forged-kerberos-ticket tag-goldenticket tag-goldenticketlimitation tag-kerberos tag-kerberos-across-trust tag-kerberos-ticket tag-kerberoshacking tag-krbtgt tag-mimikatz tag-multiple-forests tag-powershell tag-service-ticket tag-sidhistory tag-tgs tag-tgs-ticket tag-tgt tag-tgt-ticket item-wrap"> <div class="entry clearfix"> <div class="post-date date alpha with-year"> <p class="default_date"> <span class="month">Aug</span> <span class="day">07</span> <span class="year">2015</span> </p> </div> <h2 class="post-title entry-title"> <a href="https://adsecurity.org/?p=1640" rel="bookmark" title="Permalink to Kerberos Golden Tickets are Now More Golden"> Kerberos Golden Tickets are Now More Golden </a> </h2> <ul class="post-meta entry-meta clearfix"> <li class="byline"> By <span class="author"><a href="https://adsecurity.org/?author=2" rel="author">Sean Metcalf</a></span><span class="entry-cat"> in <span class="terms"><a class="term term-category term-11" href="https://adsecurity.org/?cat=11">Microsoft Security</a>, <a class="term term-category term-234" href="https://adsecurity.org/?cat=234">Security Conference Presentation/Video</a>, <a class="term term-category term-2" href="https://adsecurity.org/?cat=2">Technical Reference</a></span></span> </li> </ul> <div class="entry-content clearfix"> <div class="excerpt-thumb"><a href="https://adsecurity.org/?p=1640"><img width="300" height="121" src="https://adsecurity.org/wp-content/uploads/2015/08/GoldenTicket-MultiDomainSuccess-v2-02b-300x121.png" class="attachment-medium size-medium" alt="" decoding="async" loading="lazy" srcset="https://adsecurity.org/wp-content/uploads/2015/08/GoldenTicket-MultiDomainSuccess-v2-02b-300x121.png 300w, https://adsecurity.org/wp-content/uploads/2015/08/GoldenTicket-MultiDomainSuccess-v2-02b.png 964w" sizes="(max-width: 300px) 100vw, 300px" /></a></div> <p>At my talk at Black Hat USA 2015, I highlighted new Golden Ticket capability in Mimikatz (“Enhanced Golden Tickets”). This post provides additional detailed on “enhanced” Golden Tickets. Over the past few months, I researched how SID History can be abused in modern enterprises. As part of this research, I reached out to Benjamin Delpy, … </p> <p><a class="more-link btn" href="https://adsecurity.org/?p=1640">Continue reading</a></p> </div> <ul class="entry-footer"> <li class="post-tags col-sm-8"><i class="fa fa-tags" title="Tags"></i> <span class="terms"><a class="term term-tagpost_tag term-20" href="https://adsecurity.org/?tag=activedirectory">ActiveDirectory</a>, <a class="term term-tagpost_tag term-537" href="https://adsecurity.org/?tag=activedirectoryattack">ActiveDirectoryAttack</a>, <a class="term term-tagpost_tag term-113" href="https://adsecurity.org/?tag=activedirectorysecurity">ActiveDirectorySecurity</a>, <a class="term term-tagpost_tag term-554" href="https://adsecurity.org/?tag=adattack">ADAttack</a>, <a class="term term-tagpost_tag term-67" href="https://adsecurity.org/?tag=adforest">ADForest</a>, <a class="term term-tagpost_tag term-397" href="https://adsecurity.org/?tag=blackhat">BlackHat</a>, <a class="term term-tagpost_tag term-553" href="https://adsecurity.org/?tag=compromiseactivedirectory">CompromiseActiveDirectory</a>, <a class="term term-tagpost_tag term-903" href="https://adsecurity.org/?tag=domain-trust">Domain Trust</a>, <a class="term term-tagpost_tag term-550" href="https://adsecurity.org/?tag=enhancedgoldenticket">EnhancedGoldenTicket</a>, <a class="term term-tagpost_tag term-552" href="https://adsecurity.org/?tag=enhancedgoldentickets">EnhancedGoldenTickets</a>, <a class="term term-tagpost_tag term-904" href="https://adsecurity.org/?tag=forest-trust">Forest Trust</a>, <a class="term term-tagpost_tag term-900" href="https://adsecurity.org/?tag=forged-kerberos-ticket">Forged Kerberos Ticket</a>, <a class="term term-tagpost_tag term-303" href="https://adsecurity.org/?tag=goldenticket">GoldenTicket</a>, <a class="term term-tagpost_tag term-551" href="https://adsecurity.org/?tag=goldenticketlimitation">GoldenTicketLimitation</a>, <a class="term term-tagpost_tag term-81" href="https://adsecurity.org/?tag=kerberos">Kerberos</a>, <a class="term term-tagpost_tag term-898" href="https://adsecurity.org/?tag=kerberos-across-trust">Kerberos across trust</a>, <a class="term term-tagpost_tag term-899" href="https://adsecurity.org/?tag=kerberos-ticket">Kerberos ticket</a>, <a class="term term-tagpost_tag term-298" href="https://adsecurity.org/?tag=kerberoshacking">KerberosHacking</a>, <a class="term term-tagpost_tag term-394" href="https://adsecurity.org/?tag=krbtgt">KRBTGT</a>, <a class="term term-tagpost_tag term-207" href="https://adsecurity.org/?tag=mimikatz">mimikatz</a>, <a class="term term-tagpost_tag term-897" href="https://adsecurity.org/?tag=multiple-forests">multiple forests</a>, <a class="term term-tagpost_tag term-575" href="https://adsecurity.org/?tag=powershell">PowerShell</a>, <a class="term term-tagpost_tag term-896" href="https://adsecurity.org/?tag=service-ticket">service ticket</a>, <a class="term term-tagpost_tag term-547" href="https://adsecurity.org/?tag=sidhistory">SIDHistory</a>, <a class="term term-tagpost_tag term-528" href="https://adsecurity.org/?tag=tgs">TGS</a>, <a class="term term-tagpost_tag term-901" href="https://adsecurity.org/?tag=tgs-ticket">TGS Ticket</a>, <a class="term term-tagpost_tag term-529" href="https://adsecurity.org/?tag=tgt">TGT</a>, <a class="term term-tagpost_tag term-902" href="https://adsecurity.org/?tag=tgt-ticket">TGT Ticket</a></span></li> <li class="comment-link col-sm-4"><i class="fa fa-comments"></i> <a href="https://adsecurity.org/?p=1640#comments">1 comments</a></li> </ul> </div> </div> <div id="post-1441" class="clearfix post post-1441 type-post status-publish format-standard hentry category-microsoft-security category-technical-reference tag-activedirectory tag-adreplication tag-krbtgt tag-krbtgtpasswordreset tag-mimikatz item-wrap"> <div class="entry clearfix"> <div class="post-date date alpha with-year"> <p class="default_date"> <span class="month">Feb</span> <span class="day">18</span> <span class="year">2015</span> </p> </div> <h2 class="post-title entry-title"> <a href="https://adsecurity.org/?p=1441" rel="bookmark" title="Permalink to Interesting KRBTGT Password Reset Behavior"> Interesting KRBTGT Password Reset Behavior </a> </h2> <ul class="post-meta entry-meta clearfix"> <li class="byline"> By <span class="author"><a href="https://adsecurity.org/?author=2" rel="author">Sean Metcalf</a></span><span class="entry-cat"> in <span class="terms"><a class="term term-category term-11" href="https://adsecurity.org/?cat=11">Microsoft Security</a>, <a class="term term-category term-2" href="https://adsecurity.org/?cat=2">Technical Reference</a></span></span> </li> </ul> <div class="entry-content clearfix"> <div class="excerpt-thumb"><a href="https://adsecurity.org/?p=1441"><img width="300" height="239" src="https://adsecurity.org/wp-content/uploads/2015/02/Disable-Domain-Replication-300x239.png" class="attachment-medium size-medium" alt="" decoding="async" loading="lazy" srcset="https://adsecurity.org/wp-content/uploads/2015/02/Disable-Domain-Replication-300x239.png 300w, https://adsecurity.org/wp-content/uploads/2015/02/Disable-Domain-Replication.png 578w" sizes="(max-width: 300px) 100vw, 300px" /></a></div> <p>Following up on Twitter conversations (@passingthehash, @scriptjunkie1, gentilkiwi, etc) on the new KRBTGT Password Reset Script and Skip Duckwall’s (@passingthehash) blog post on how KRBTGT password changes work. Microsoft KB2549833 states that the KRBTGT password is set automatically to a random string when a new password is entered. This occurs because there is special logic … </p> <p><a class="more-link btn" href="https://adsecurity.org/?p=1441">Continue reading</a></p> </div> <ul class="entry-footer"> <li class="post-tags col-sm-8"><i class="fa fa-tags" title="Tags"></i> <span class="terms"><a class="term term-tagpost_tag term-20" href="https://adsecurity.org/?tag=activedirectory">ActiveDirectory</a>, <a class="term term-tagpost_tag term-189" href="https://adsecurity.org/?tag=adreplication">ADReplication</a>, <a class="term term-tagpost_tag term-394" href="https://adsecurity.org/?tag=krbtgt">KRBTGT</a>, <a class="term term-tagpost_tag term-463" href="https://adsecurity.org/?tag=krbtgtpasswordreset">KRBTGTPasswordReset</a>, <a class="term term-tagpost_tag term-207" href="https://adsecurity.org/?tag=mimikatz">mimikatz</a></span></li> </ul> </div> </div> <div id="post-483" class="clearfix post post-483 type-post status-publish format-standard hentry category-microsoft-security category-powershell tag-activedirectory tag-adkerberos tag-changekrbtgtpasswordtwice tag-goldenticket tag-krbtgt tag-krbtgtaccount tag-krbtgtaccountinfo tag-krbtgtpasswordhash item-wrap"> <div class="entry clearfix"> <div class="post-date date alpha with-year"> <p class="default_date"> <span class="month">Nov</span> <span class="day">10</span> <span class="year">2014</span> </p> </div> <h2 class="post-title entry-title"> <a href="https://adsecurity.org/?p=483" rel="bookmark" title="Permalink to Kerberos & KRBTGT: Active Directory’s Domain Kerberos Service Account"> Kerberos & KRBTGT: Active Directory’s Domain Kerberos Service Account </a> </h2> <ul class="post-meta entry-meta clearfix"> <li class="byline"> By <span class="author"><a href="https://adsecurity.org/?author=2" rel="author">Sean Metcalf</a></span><span class="entry-cat"> in <span class="terms"><a class="term term-category term-11" href="https://adsecurity.org/?cat=11">Microsoft Security</a>, <a class="term term-category term-7" href="https://adsecurity.org/?cat=7">PowerShell</a></span></span> </li> </ul> <div class="entry-content clearfix"> <div class="excerpt-thumb"><a href="https://adsecurity.org/?p=483"><img width="300" height="141" src="https://adsecurity.org/wp-content/uploads/2014/11/KRBTGT-Account-Properties-300x141.png" class="attachment-medium size-medium" alt="" decoding="async" loading="lazy" srcset="https://adsecurity.org/wp-content/uploads/2014/11/KRBTGT-Account-Properties-300x141.png 300w, https://adsecurity.org/wp-content/uploads/2014/11/KRBTGT-Account-Properties.png 842w" sizes="(max-width: 300px) 100vw, 300px" /></a></div> <p>Every Domain Controller in an Active Directory domain runs a KDC (Kerberos Distribution Center) service which handles all Kerberos ticket requests. AD uses the KRBTGT account in the AD domain for Kerberos tickets. The KRBTGT account is one that has been lurking in your Active Directory environment since it was first stood up. Each Active … </p> <p><a class="more-link btn" href="https://adsecurity.org/?p=483">Continue reading</a></p> </div> <ul class="entry-footer"> <li class="post-tags col-sm-8"><i class="fa fa-tags" title="Tags"></i> <span class="terms"><a class="term term-tagpost_tag term-20" href="https://adsecurity.org/?tag=activedirectory">ActiveDirectory</a>, <a class="term term-tagpost_tag term-259" href="https://adsecurity.org/?tag=adkerberos">ADKerberos</a>, <a class="term term-tagpost_tag term-461" href="https://adsecurity.org/?tag=changekrbtgtpasswordtwice">ChangeKRBTGTPasswordTwice</a>, <a class="term term-tagpost_tag term-303" href="https://adsecurity.org/?tag=goldenticket">GoldenTicket</a>, <a class="term term-tagpost_tag term-394" href="https://adsecurity.org/?tag=krbtgt">KRBTGT</a>, <a class="term term-tagpost_tag term-258" href="https://adsecurity.org/?tag=krbtgtaccount">KRBTGTAccount</a>, <a class="term term-tagpost_tag term-257" href="https://adsecurity.org/?tag=krbtgtaccountinfo">KRBTGTAccountInfo</a>, <a class="term term-tagpost_tag term-462" href="https://adsecurity.org/?tag=krbtgtpasswordhash">KRBTGTPasswordHash</a></span></li> </ul> </div> </div> <div id="post-227" class="clearfix post post-227 type-post status-publish format-standard hentry category-continuing-education category-microsoft-security category-technical-reference tag-active-directory tag-as-rep tag-as-req tag-configuration tag-domain-controller tag-kdc tag-kerberos tag-kerberosexplained tag-kerberosoverview tag-krbtgt tag-windows-server item-wrap"> <div class="entry clearfix"> <div class="post-date date alpha with-year"> <p class="default_date"> <span class="month">Sep</span> <span class="day">12</span> <span class="year">2014</span> </p> </div> <h2 class="post-title entry-title"> <a href="https://adsecurity.org/?p=227" rel="bookmark" title="Permalink to Kerberos, Active Directory鈥檚 Secret Decoder Ring"> Kerberos, Active Directory鈥檚 Secret Decoder Ring </a> </h2> <ul class="post-meta entry-meta clearfix"> <li class="byline"> By <span class="author"><a href="https://adsecurity.org/?author=2" rel="author">Sean Metcalf</a></span><span class="entry-cat"> in <span class="terms"><a class="term term-category term-17" href="https://adsecurity.org/?cat=17">Continuing Education</a>, <a class="term term-category term-11" href="https://adsecurity.org/?cat=11">Microsoft Security</a>, <a class="term term-category term-2" href="https://adsecurity.org/?cat=2">Technical Reference</a></span></span> </li> </ul> <div class="entry-content clearfix"> <p>Kerberos Overview Kerberos is a protocol with roots in MIT named after the three-headed dog, Cerberus. Named because there are 3 parties: the client, the resource server, and a 3rd party (the Key Distribution Center, KDC). Kerberos can be a difficult authentication protocol to describe, so I will attempt to simplify it as best as … </p> <p><a class="more-link btn" href="https://adsecurity.org/?p=227">Continue reading</a></p> </div> <ul class="entry-footer"> <li class="post-tags col-sm-8"><i class="fa fa-tags" title="Tags"></i> <span class="terms"><a class="term term-tagpost_tag term-75" href="https://adsecurity.org/?tag=active-directory">Active Directory</a>, <a class="term term-tagpost_tag term-76" href="https://adsecurity.org/?tag=as-rep">AS-REP</a>, <a class="term term-tagpost_tag term-77" href="https://adsecurity.org/?tag=as-req">AS-REQ</a>, <a class="term term-tagpost_tag term-78" href="https://adsecurity.org/?tag=configuration">Configuration</a>, <a class="term term-tagpost_tag term-79" href="https://adsecurity.org/?tag=domain-controller">Domain Controller</a>, <a class="term term-tagpost_tag term-80" href="https://adsecurity.org/?tag=kdc">KDC</a>, <a class="term term-tagpost_tag term-81" href="https://adsecurity.org/?tag=kerberos">Kerberos</a>, <a class="term term-tagpost_tag term-392" href="https://adsecurity.org/?tag=kerberosexplained">KerberosExplained</a>, <a class="term term-tagpost_tag term-393" href="https://adsecurity.org/?tag=kerberosoverview">KerberosOverview</a>, <a class="term term-tagpost_tag term-394" href="https://adsecurity.org/?tag=krbtgt">KRBTGT</a>, <a class="term term-tagpost_tag term-82" href="https://adsecurity.org/?tag=windows-server">Windows Server</a></span></li> </ul> </div> </div> </div> </div> <div id="sidebar1" class="sidebar sidebar-right widget-area col-md-4"> <div id="recent-posts-4" class="sidebar-wrap widget_recent_entries"> <h3>Recent Posts</h3> <ul> <li> <a href="https://adsecurity.org/?p=4436">BSides Dublin – The Current State of Microsoft Identity Security: Common Security Issues and Misconfigurations – Sean Metcalf</a> </li> <li> <a href="https://adsecurity.org/?p=4434">DEFCON 2017: Transcript – Hacking the Cloud</a> </li> <li> <a href="https://adsecurity.org/?p=4432">Detecting the Elusive: Active Directory Threat Hunting</a> </li> <li> <a href="https://adsecurity.org/?p=4430">Detecting Kerberoasting Activity</a> </li> <li> <a href="https://adsecurity.org/?p=4428">Detecting Password Spraying with Security Event Auditing</a> </li> </ul> </div><div id="text-3" class="sidebar-wrap widget_text"><h3>Trimarc Active Directory Security Services</h3> <div class="textwidget">Have concerns about your Active Directory environment? 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