Rule to collect events for invalid console login events
An invalid 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.SLES.10.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.SLES.10.Console.Invalid" Enabled="true" Target="Microsoft.ACS.Linux.SLES.10.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/messages</LogFile>
<!-- [TYPE] SUSE ConsoleLogin False -->
<!-- [INPUT] Oct 12 15:27:41 sles-101-cjc login[4914]: FAILED LOGIN 1 FROM /dev/tty1 FOR UNKNOWN, User not known to the underlying authentication module -->
<!-- [INPUT] Oct 12 15:27:46 sles-101-cjc login[4914]: FAILED LOGIN 2 FROM /dev/tty1 FOR UNKNOWN, User not known to the underlying authentication module -->
<!-- [INPUT] Oct 12 15:27:51 sles-101-cjc login[4914]: FAILED LOGIN SESSION FROM /dev/tty1 FOR UNKNOWN, User not known to the underlying authentication module -->
<!-- [EXPECTED] date="Oct 12 15:27:41"; hostname="sles-101-cjc"; process="login"; processId="4914"; user="UNKNOWN" -->
<!-- [EXPECTED] date="Oct 12 15:27:46"; hostname="sles-101-cjc"; process="login"; processId="4914"; user="UNKNOWN" -->
<!-- [EXPECTED] date="Oct 12 15:27:51"; hostname="sles-101-cjc"; process="login"; processId="4914"; user="UNKNOWN" -->
<RegExpFilter>login\[[[:digit:]]+\]: FAILED LOGIN.*FROM .* FOR UNKNOWN, User not known to the underlying authentication module</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)\[(?'processId'\d+)\]: FAILED LOGIN.*FROM .* FOR (?'user'\S+), User not known to the underlying authentication module</RegExp>
<EventType>0</EventType>
<EventId>27003</EventId>
</WriteAction>
</WriteActions>
</Rule>