Potential Password Spraying Attempt Using Dsacls.EXE

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About the rule

Rule Type

Standard

Rule Description

Detects possible password spraying attempts using Dsacls

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Process started" AND (PROCESSNAME endswith "\dsacls.exe" OR ORIGINALFILENAME = "DSACLS.EXE") AND (COMMANDLINE contains "/user:" AND COMMANDLINE contains "/passwd:") select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME

Detection

Execution Mode

realtime

Log Sources

Active Directory

Author

Nasreddine Bencherchali (Nextron Systems)