Service accounts are that gray area between regular user accounts and admin accounts that are often highly privileged. They are almost always over-privileged due to documented vendor requirements or because of operational challenges (“just make it work”). We can discover service accounts by looking for user accounts with Kerberos Service Principal Names (SPNs) which I …
Tag: Domain Admins
Aug 10 2017
Beyond Domain Admins – Domain Controller & AD Administration
Active Directory has several levels of administration beyond the Domain Admins group. In a previous post, I explored: “Securing Domain Controllers to Improve Active Directory Security” which explores ways to better secure Domain Controllers and by extension, Active Directory. For more information on Active Directory specific rights and permission review my post “Scanning for Active …
- Active Directory Admins, Active Directory groups, Active Directory Security, ActiveDirectory, AD Administrators, AD Admins, AD Security, allow log on locally, Back-up files & directories, Backup Operators, Builtin, DC rights, DCSync, Default AD groups, Default Domain Controller Policy, domain Administrators group, Domain Admins, Domain Controller, Domain Controller groups, Domain Controller rights, Enable computer and user accounts to be trusted for delegation, Force shutdown from a remote system, Get-ADGroupMember, Log on as a batch job, Log on as a service, Manage auditing and security log, Print Operators, Remote Desktop users, Restore files & directories, Schema Admins, Server Operators, Synchronize directory service data
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Jun 14 2017
Scanning for Active Directory Privileges & Privileged Accounts
Active Directory Recon is the new hotness since attackers, Red Teamers, and penetration testers have realized that control of Active Directory provides power over the organization. I covered ways to enumerate permissions in AD using PowerView (written by Will @harmj0y) during my Black Hat & DEF CON talks in 2016 from both a Blue Team …
- Account Operators, Active Directory permissions, Active Directory PRivileged Access, Active Directory Security, AD, AD ACLs, AD Delegation, AD groups in Local Groups, AD Security, AdminSDHolder, Allow logon locally, Allow logon over Remote Desktop Services, Backup Operators, Bloodhound, Create GPO rights, CreateChild, DCSync, DeleteChild, Domain Admins, Enable computer and user accounts to be trusted for delegation, Enterprise Admins, Extended Right, Full Control, GenericAll, GenericWrite, GPO, Greoup Policy Delegation, Group Membership, Group Policy Object, Group Policy Permission, Impersonate a client after authentication, Link GPO rights, Manage auditing and security log, Manage Group Policy link, PowerView, Print Operators, Replicating Directory Changes All, Restricted Groups, S-1-5--512, S-1-5--517, S-1-5--520, S-1-5-21--1102, S-1-5-21--519, S-1-5-21--525, S-1-5-21--571, S-1-5-32--574, S-1-5-32-544, S-1-5-32-548, S-1-5-32-550, S-1-5-32-551, S-1-5-32-554, S-1-5-32-562, S-1-5-32-573, S-1-5-32-578, SACL, Schema Admins, SDDL, SDProp, Self, SeMachineAccountPrivilege, SeNetworkLogonRight, SeTcbPrivilege, SeTrustedCredManAccessPrivilege, SIDHistory, Synchronize directory service data, User Rights Assignments, Validated Write, WriteDACL, WriteOwner, WritePRoperty
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