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<?php
/*******************************************************************************
** Basic Analysis and Security Engine (BASE)
** Copyright (C) 2004 BASE Project Team
** Copyright (C) 2000 Carnegie Mellon University
**
** (see the file 'base_main.php' for license details)
**
** Project Leads: Kevin Johnson <kjohnson@secureideas.net>
** Sean Muller <samwise_diver@users.sourceforge.net>
** Built upon work by Roman Danyliw <rdd@cert.org>, <roman@danyliw.com>
**
** Purpose: Displays statistics on the detected alerts
**
** Input GET/POST variables
** - caller
** - submit:
********************************************************************************
** Authors:
********************************************************************************
** Kevin Johnson <kjohnson@secureideas.net
** Joel Esler <joelesler@users.sourceforge.net>
********************************************************************************
*/
include_once ("base_conf.php");
include ("$BASE_path/includes/base_constants.inc.php");
include ("$BASE_path/includes/base_include.inc.php");
include_once ("$BASE_path/base_db_common.php");
include_once ("$BASE_path/base_qry_common.php");
include_once ("$BASE_path/base_stat_common.php");
($debug_time_mode >= 1) ? $et = new EventTiming($debug_time_mode) : '';
$cs = new CriteriaState("base_stat_alerts.php");
$submit = ImportHTTPVar("submit", VAR_ALPHA | VAR_SPACE, array(_SELECTED, _ALLONSCREEN, _ENTIREQUERY));
$cs->ReadState();
// Check role out and redirect if needed -- Kevin
$roleneeded = 10000;
$BUser = new BaseUser();
if (($BUser->hasRole($roleneeded) == 0) && ($Use_Auth_System == 1))
base_header("Location: ". $BASE_urlpath . "/index.php");
$qs = new QueryState();
$qs->AddCannedQuery("most_frequent", $freq_num_alerts, _MOSTFREQALERTS, "occur_d");
$qs->AddCannedQuery("last_alerts", $last_num_ualerts, _LASTALERTS, "last_d");
$qs->MoveView($submit); /* increment the view if necessary */
$page_title = _ALERTTITLE;
if ( $qs->isCannedQuery() )
PrintBASESubHeader($page_title.": ".$qs->GetCurrentCannedQueryDesc(),
$page_title.": ".$qs->GetCurrentCannedQueryDesc(), $cs->GetBackLink(), 1);
else
PrintBASESubHeader($page_title, $page_title, $cs->GetBackLink(), 1);
/* Connect to the Alert database */
$db = NewBASEDBConnection($DBlib_path, $DBtype);
$db->baseDBConnect($db_connect_method,
$alert_dbname, $alert_host, $alert_port, $alert_user, $alert_password);
if ( $event_cache_auto_update == 1 ) UpdateAlertCache($db);
$criteria_clauses = ProcessCriteria();
/**
* RFE by Joel. Wanted the Summary Statistics box on the base_stat_alerts page
*/
echo '<TABLE WIDTH="100%">
<TR>
<TD WIDTH="60%" VALIGN="top">';
PrintCriteria("");
echo '</TD>
<TD WIDTH="40%" VALIGN="top">';
PrintFramedBoxHeader(_QSCSUMM, "#669999", "#FFFFFF");
PrintGeneralStats($db, 1, $show_summary_stats,
"$join_sql ", "$where_sql $criteria_sql");
echo('<BR><LI><A HREF="base_stat_time.php">'._QSCTIMEPROF.'</A> '._QSCOFALERTS . "</LI>");
PrintFramedBoxFooter();
echo ' </TD>
</TR>
</table>';
$from = " FROM acid_event ".$criteria_clauses[0];
$where = ($criteria_clauses[1] != "") ? " WHERE ".$criteria_clauses[1] : " ";
$qs->AddValidAction("ag_by_id");
$qs->AddValidAction("ag_by_name");
$qs->AddValidAction("add_new_ag");
$qs->AddValidAction("del_alert");
$qs->AddValidAction("email_alert");
$qs->AddValidAction("email_alert2");
$qs->AddValidAction("csv_alert");
$qs->AddValidAction("archive_alert");
$qs->AddValidAction("archive_alert2");
$qs->AddValidActionOp(_SELECTED);
$qs->AddValidActionOp(_ALLONSCREEN);
$qs->SetActionSQL($from.$where);
($debug_time_mode >= 1) ? $et->Mark("Initialization") : '';
$qs->RunAction($submit, PAGE_STAT_ALERTS, $db);
($debug_time_mode >= 1) ? $et->Mark("Alert Action") : '';
/* Get total number of events */
/* mstone 20050309 this is expensive -- don't do it if we're avoiding count() */
if ($avoid_counts != 1) {
$event_cnt = EventCnt($db);
}
/* create SQL to get Unique Alerts */
$cnt_sql = "SELECT count(DISTINCT signature) ".$from.$where;
/* Run the query to determine the number of rows (No LIMIT)*/
$qs->GetNumResultRows($cnt_sql, $db);
($debug_time_mode >= 1) ? $et->Mark("Counting Result size") : '';
/* Setup the Query Results Table */
$qro = new QueryResultsOutput("base_stat_alerts.php?caller=".$caller);
$qro->AddTitle(" ");
$qro->AddTitle(_SIGNATURE,
"sig_a", " ", " ORDER BY sig_name ASC",
"sig_d", " ", " ORDER BY sig_name DESC");
if ( $db->baseGetDBversion() >= 103 )
$qro->AddTitle(_CHRTCLASS,
"class_a", ", MIN(sig_class_id) ",
" ORDER BY sig_class_id ASC ",
"class_d", ", MIN(sig_class_id) ",
" ORDER BY sig_class_id DESC ");
$qro->AddTitle(_TOTAL." #",
"occur_a", " ",
" ORDER BY sig_cnt ASC",
"occur_d", " ",
" ORDER BY sig_cnt DESC");
$qro->AddTitle(_SENSOR." #");
$qro->AddTitle(_NBSOURCEADDR,
"saddr_a", ", count(DISTINCT ip_src) AS saddr_cnt ",
" ORDER BY saddr_cnt ASC",
"saddr_d", ", count(DISTINCT ip_src) AS saddr_cnt ",
" ORDER BY saddr_cnt DESC");
$qro->AddTitle(_NBDESTADDR,
"daddr_a", ", count(DISTINCT ip_dst) AS daddr_cnt ",
" ORDER BY daddr_cnt ASC",
"daddr_d", ", count(DISTINCT ip_dst) AS daddr_cnt ",
" ORDER BY daddr_cnt DESC");
$qro->AddTitle(_FIRST,
"first_a", ", min(timestamp) AS first_timestamp ",
" ORDER BY first_timestamp ASC",
"first_d", ", min(timestamp) AS first_timestamp ",
" ORDER BY first_timestamp DESC");
if ( $show_previous_alert == 1 )
$qro->AddTitle("Previous");
$qro->AddTitle(_LAST,
"last_a", ", max(timestamp) AS last_timestamp ",
" ORDER BY last_timestamp ASC",
"last_d", ", max(timestamp) AS last_timestamp ",
" ORDER BY last_timestamp DESC");
$sort_sql = $qro->GetSortSQL($qs->GetCurrentSort(), $qs->GetCurrentCannedQuerySort());
/* mstone 20050309 add sig_name to GROUP BY & query so it can be used in postgres ORDER BY */
/* mstone 20050405 add sid & ip counts */
$sql = "SELECT DISTINCT signature, count(signature) as sig_cnt, ".
"min(timestamp), max(timestamp), sig_name, count(DISTINCT(sid)), count(DISTINCT(ip_src)), count(DISTINCT(ip_dst)), sig_class_id ".
$sort_sql[0].$from.$where." GROUP BY signature, sig_name, sig_class_id ".$sort_sql[1];
/* Run the Query again for the actual data (with the LIMIT) */
$result = $qs->ExecuteOutputQuery($sql, $db);
($debug_time_mode >= 1) ? $et->Mark("Retrieve Query Data") : '';
if ( $debug_mode == 1 )
{
$qs->PrintCannedQueryList();
$qs->DumpState();
echo "$sql<BR>";
}
/* Print the current view number and # of rows */
$qs->PrintResultCnt();
echo '<FORM METHOD="post" NAME="PacketForm" ACTION="base_stat_alerts.php">';
$qro->PrintHeader();
$i = 0;
// The below is due to changes in the queries...
// We need to verify that it works all the time -- Kevin
$and = (strpos($where, "WHERE") != 0 ) ? " AND " : " WHERE ";
while ( ($myrow = $result->baseFetchRow()) && ($i < $qs->GetDisplayRowCnt()) )
{
$sig_id = $myrow[0];
/* get Total Occurrence */
$total_occurances = $myrow[1];
/* Get other data */
$sig_name = $myrow[4];
$num_sensors = $myrow[5];
$num_src_ip = $myrow[6];
$num_dst_ip = $myrow[7];
/* First and Last timestamp of this signature */
$start_time = $myrow[2];
$stop_time = $myrow[3];
/* mstone 20050406 only do this if we're going to provide links to the first/last or if we're going to show the previous event time */
if ($show_first_last_links == 1 || $show_previous_alert == 1) {
$temp = "SELECT timestamp, acid_event.sid, acid_event.cid ".$from.$where.$and.
"signature='".$sig_id."'
ORDER BY timestamp DESC";
$result2 = $db->baseExecute($temp, 0, 2);
$last = $result2->baseFetchRow();
$last_num = $total_occurances - 1;
/* Getting the previous timestamp of this signature
* (I.E. The occurances before Last Timestamp)
*/
if ( $show_previous_alert == 1 )
{
if ( $total_occurances == 1 )
{
$prev = $last;
$prev_time = $prev[0];
$prev_num = 0;
}
else
{
$prev = $result2->baseFetchRow();
$prev_time = $prev[0];
$prev_num = $total_occurances - 2;
$result2->baseFreeRows();
}
}
}
if ($show_first_last_links == 1) {
/* Doing the same as above for the first entry that we are searching for.
* The reason for doing this is because some older DB's such as ones using ODBC
* probably don't support the move() function. Therefore, for the older DB's
* to get the first entry from the $temp variable above, we would need to
* continue to call MoveNext() for each and every entry for that signature. For
* signatures with a large amount of alerts(i.e. >1000), this could cause a severe
* performance hit for those users.
*/
$temp = "SELECT timestamp, acid_event.sid, acid_event.cid ".$from.$where.$and.
"signature='".$sig_id."'
ORDER BY timestamp ASC";
$result2 = $db->baseExecute($temp, 0, 1);
$first = $result2->baseFetchRow();
$first_num = 0;
$result2->baseFreeRows();
}
/* Print out (Colored Version) -- Alejandro */
qroPrintEntryHeader( (($colored_alerts == 1) ?
GetSignaturePriority($sig_id, $db) : $i),
$colored_alerts);
$tmp_rowid = rawurlencode($sig_id);
echo ' <TD>
<INPUT TYPE="checkbox" NAME="action_chk_lst['.$i.']" VALUE="'.$tmp_rowid.'">
</TD>';
echo ' <INPUT TYPE="hidden" NAME="action_lst['.$i.']" VALUE="'.$tmp_rowid.'">';
qroPrintEntry(BuildSigByID($sig_id, $db));
if ( $db->baseGetDBversion() >= 103 )
qroPrintEntry(GetSigClassName(GetSigClassID($sig_id, $db), $db));
qroPrintEntry('<FONT>'.
'<A HREF="base_qry_main.php?new=1amp;&sig%5B0%5D=%3D&sig%5B1%5D='.
(rawurlencode($sig_id)).'&sig_type=1'.
'&submit='._QUERYDBP.'&num_result_rows=-1">'.$total_occurances.'</A>'.
/* mstone 20050309 lose this if we're not showing stats */
(($avoid_counts != 1)?('('.(round($total_occurances/$event_cnt*100)).'%)'):('')).
'</FONT>');
qroPrintEntry('<A HREF="base_stat_sensor.php?sig%5B0%5D=%3D&sig%5B1%5D='.
rawurlencode($sig_id).'&sig_type=1">'.$num_sensors.'</A>');
if ( $db->baseGetDBversion() >= 100 )
$addr_link = '&sig_type=1&sig%5B0%5D=%3D&sig%5B1%5D='.rawurlencode($sig_id);
else
$addr_link = '&sig%5B0%5D=%3D&sig%5B1%5D='.rawurlencode($sig_id);
qroPrintEntry('<FONT>'.BuildUniqueAddressLink(1, $addr_link).$num_src_ip.'</A></FONT>');
qroPrintEntry('<FONT>'.BuildUniqueAddressLink(2, $addr_link).$num_dst_ip.'</A></FONT>');
if ( $show_first_last_links == 1 ) {
qroPrintEntry('<FONT>'.
'<A HREF="base_qry_alert.php?'.
'submit=%23'.$first_num.'-%28'.$first[1].'-'.$first[2].'%29">'.
$start_time.'</FONT>');
if ( $show_previous_alert == 1 )
qroPrintEntry('<FONT>'.
'<A HREF="base_qry_alert.php?'.
'submit=%23'.$prev_num.'-%28'.$prev[1].'-'.$prev[2].'%29">'.
$prev_time.'</FONT>');
qroPrintEntry('<FONT>'.
'<A HREF="base_qry_alert.php?'.
'submit=%23'.$last_num.'-%28'.$last[1].'-'.$last[2].'%29">'.
$stop_time.'</FONT>');
} else {
qroPrintEntry('<FONT>'.$start_time.'</FONT>');
if ( $show_previous_alert == 1 )
qroPrintEntry('<FONT>'.$prev_time.'</FONT>');
qroPrintEntry('<FONT>'.$stop_time.'</FONT>');
}
qroPrintEntryFooter();
$i++;
$prev_time = null;
}
$result->baseFreeRows();
$qro->PrintFooter();
$qs->PrintBrowseButtons();
$qs->PrintAlertActionButtons();
$qs->SaveState();
echo "\n</FORM>\n";
PrintBASESubFooter();
if ($debug_time_mode >= 1) {
$et->Mark("Get Query Elements");
$et->PrintTiming();
}
echo "</body>\r\n</html>";
?>
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