Manage the creation, modification, use, and permissions associated to privileged accounts, including SYSTEM and root.
Minimize permissions and access for service accounts to limit the information that may be impacted by malicious users or software. 
|ICS||T0811||Data from Information Repositories||
Minimize permissions and access for service accounts to limit the information that may be exposed or collected by malicious users or software. 
|ICS||T0819||Exploit Public-Facing Application|
|ICS||T0866||Exploitation of Remote Services||
Minimize permissions and access for service accounts to limit impact of exploitation. 
Restrict root or administrator access on user accounts to limit the ability to capture promiscuous traffic on a network through common packet capture tools. 
Audit domain and local accounts and their permission levels routinely to look for situations that could allow an adversary to gain system wide access with stolen privileged account credentials.  These audits should also identify if default accounts have been enabled, or if new local accounts are created that have not be authorized. Follow best practices for design and administration of an enterprise network to limit privileged account use across administrative tiers.