Local Accounts Discovery

Last updated on:

About the rule

Rule Type

Standard

Rule Description

Local accounts, System Owner/User discovery using operating systems utilities

Severity

Attention

Rule Requirement

Criteria

Action1: actionname = "Process started" AND ((PROCESSNAME endswith "\cmd.exe" AND (COMMANDLINE contains " /c" AND COMMANDLINE contains "dir " AND COMMANDLINE contains "\Users")) AND COMMANDLINE notcontains " rmdir ") OR ((PROCESSNAME endswith "\net.exe,\net1.exe" AND COMMANDLINE contains "user") AND COMMANDLINE notcontains "/domain,/add,/delete,/active,/expires,/passwordreq,/scriptpath,/times,/workstations") OR (PROCESSNAME endswith "\whoami.exe,\quser.exe,\qwinsta.exe" OR (PROCESSNAME endswith "\wmic.exe" AND (COMMANDLINE contains "useraccount" AND COMMANDLINE contains "get")) OR (PROCESSNAME endswith "\cmdkey.exe" AND COMMANDLINE contains " /l")) select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME

Detection

Execution Mode

realtime

Log Sources

Windows

Author

Timur Zinniatullin, Daniil Yugoslavskiy, oscd.community