NTDS Exfiltration Filename Patterns

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About the rule

Rule Type

Standard

Rule Description

Detects creation of files with specific name patterns seen used in various tools that export the NTDS.DIT for exfiltration.

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "File Created or Modified" AND FILENAME endswith "\All.cab,.ntds.cleartext" OR OBJECTNAME endswith "\All.cab,.ntds.cleartext" select Action1.HOSTNAME,Action1.MESSAGE,Action1.USERNAME,Action1.DOMAIN,Action1.OBJECTNAME,Action1.FILENAME,Action1.PROCESSNAME

Detection

Execution Mode

realtime

Log Sources

Active Directory

Author

Florian Roth (Nextron Systems)