Rule to collect events for failed console login
An unsuccessful console login operation has been detected in the system log files.
User was not granted access to the system via the system console. This monitor allows system administrators to track system console usage.
The description of the alert and/or the output data item contains information on the event encountered. If the activity appears suspicious, please check the associated event details and any other events that happened around the time of this event.
Target | Microsoft.ACS.Linux.RHEL.6.ACSEndPoint |
Category | EventCollection |
Enabled | True |
Alert Generate | False |
Remotable | True |
ID | Module Type | TypeId | RunAs |
---|---|---|---|
EventDS | DataSource | Microsoft.Unix.SCXLog.Privileged.Datasource | Default |
WA | WriteAction | Microsoft.ACS.Unix.SecureEventLogWriter | Default |
<Rule ID="Microsoft.ACS.Linux.RHEL.6.Console.Login.Failed" Enabled="true" Target="Microsoft.ACS.Linux.RHEL.6.ACSEndPoint" Remotable="true">
<Category>EventCollection</Category>
<DataSources>
<DataSource ID="EventDS" TypeID="Unix!Microsoft.Unix.SCXLog.Privileged.Datasource">
<Host>$Target/Host/Property[Type="Unix!Microsoft.Unix.Computer"]/NetworkName$</Host>
<LogFile>/var/log/secure</LogFile>
<!-- [TYPE] Redhat6 ConsoleLogin False -->
<!-- [INPUT] Oct 5 08:40:57 jeffcof-rh6 login: FAILED LOGIN 1 FROM (null) FOR jeffcof, Authentication failure -->
<!-- [EXPECTED] date="Oct 5 08:40:57"; hostname="jeffcof-rh6"; process="login"; user="jeffcof" -->
<RegExpFilter>\s+login: FAILED LOGIN [[:digit:]]+ FROM \(null\) FOR \S+,</RegExpFilter>
</DataSource>
</DataSources>
<WriteActions>
<WriteAction ID="WA" TypeID="ACS.Unix!Microsoft.ACS.Unix.SecureEventLogWriter">
<RegExp>(?'date'\S+\s+\d+\s+\d+:\d+:\d+)\s+(?:\S+:)?(?'hostname'\S+)\s+(?'process'login): FAILED LOGIN \d+ FROM \(null\) FOR (?'user'\S+),</RegExp>
<EventType>0</EventType>
<EventId>27003</EventId>
</WriteAction>
</WriteActions>
</Rule>