Failed ssh login (SUSE Linux Enterprise Server 11)

Microsoft.ACS.Linux.SLES.11.Ssh.Failed (Rule)

Rule to collect events for failed ssh login

Element properties:

Member Modules:

Source Code:

<Rule ID="Microsoft.ACS.Linux.SLES.11.Ssh.Failed" Enabled="true" Target="Microsoft.ACS.Linux.SLES.11.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 SSH False -->

      <!-- [INPUT] Oct  7 17:17:09 sles11-cjc sshd[28526]: error: PAM: Authentication failure for root from 192.168.233.132 -->

      <!-- [INPUT] Oct  8 09:50:11 sles11-cjc sshd[22952]: error: PAM: Authentication failure for illegal user newguy from localhost -->

      <!-- [EXPECTED] date="Oct  7 17:17:09"; hostname="sles11-cjc"; process="sshd"; processId="28526"; user="root"; clientHost="192.168.233.132" -->

      <!-- [EXPECTED] date="Oct  8 09:50:11"; hostname="sles11-cjc"; process="sshd"; processId="22952"; user="newguy"; clientHost="localhost" -->

      <RegExpFilter>sshd\s*\[[[:digit:]]+\]\s*:\s*error:\s*PAM:\s*Authentication\s+failure.*\s+\S+\s+from\s+\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'sshd)\s*\[(?'processId'\d+)\]\s*:\s*error:\s*PAM:\s*Authentication\s+failure.*\s+(?'user'\S+)\s+from\s+(?'clientHost'\S+)</RegExp>

      <EventType>0</EventType>

      <EventId>27003</EventId>

    </WriteAction>

  </WriteActions>

</Rule>