X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=libs%2Flib_detector.php;h=1a18062bea46613155be2f5cc3af51a58710baa7;hb=9fdb6da05a4d7f18cb73cda0a1359dc66f5c4549;hp=7d7836eaa5af1c5196d6edd48c21e0674dc018a3;hpb=7fa424e2fb3bb33a79ba1d793f1785809f99c508;p=ctracker.git

diff --git a/libs/lib_detector.php b/libs/lib_detector.php
index 7d7836e..1a18062 100644
--- a/libs/lib_detector.php
+++ b/libs/lib_detector.php
@@ -27,7 +27,7 @@ function initCrackerTrackerArrays () {
 	// Set error_reporting
 	if (isCrackerTrackerDebug()) {
 		// For debugging purposes, this is fine
-		@error_reporting(E_ALL, E_STRICT);
+		@error_reporting(E_ALL | E_STRICT);
 	} else {
 		// No output
 		@error_reporting(0);
@@ -40,8 +40,8 @@ function initCrackerTrackerArrays () {
 		'cmd=lostpw' // LinPHA
 	);
 
-	// Attacks we should detect and blok
-	$GLOBALS['ctracker_wormprotector'] = array(
+	// Attacks we should detect and block
+	$GLOBALS['ctracker_get_blacklist'] = array(
 		'chr(', 'chr=', 'chr%20', '%20chr', 'wget%20', '%20wget', 'wget(',
 		'cmd=', '%20cmd', 'cmd%20', 'rush=', '%20rush', 'rush%20',
 		'union%20', '%20union', 'union(', 'union=', 'echr(', '%20echr', 'echr%20', 'echr=',
@@ -54,7 +54,7 @@ function initCrackerTrackerArrays () {
 		'insert%20into', 'select%20', 'nigga(', '%20nigga', 'nigga%20', 'fopen', 'fwrite', '%20like', 'like%20',
 		'$_request', '$_get', '$request', '$get', '.system', 'HTTP_PHP', '&aim', '%20getenv', 'getenv%20',
 		'new_password', '&icq','/etc/passwd','/etc/shadow', '/etc/groups', '/etc/gshadow',
-		'HTTP_USER_AGENT', 'HTTP_HOST', 'wget%20', 'uname\x20-a', 'bin/id', '/bin/', '/chgrp',
+		'HTTP_USER_AGENT', 'HTTP_HOST', 'wget%20', 'uname\x20-', 'uname%20-', 'bin/id', '/bin/', '/chgrp',
 		'/chown', '/usr/bin', 'g\+\+', 'bin/python', 'bin/tclsh', 'bin/nasm', 'perl%20', 'traceroute%20',
 		'ping%20', '.pl', 'bin/xterm', 'lsof%20', '.conf', 'motd%20', 'HTTP/1.', '.inc.php', '.lib.php',
 		'config.php', 'file\://', 'window.open', '<SCRIPT>', 'javascript\://', 'img src', 'img%20src', '.jsp',
@@ -66,28 +66,31 @@ function initCrackerTrackerArrays () {
 		'select from', 'drop%20', '.system', 'getenv', 'http_', '_php', 'php_', 'phpinfo()', '\<?php', '?\>', 'sql=',
 		'div style=', 'overflow: auto', 'height: 1px', 'cc%20', 'admin_action=', 'path=', 'action=http',
 		'page=http', 'module=http', 'op=http', 'id=http', 'id%3Dhttp', 'action%3Dhttp', 'page%3Dhttp',
-		'module%3Dhttp', 'op%3Dhttp', 'starhack', '../../', 'directory=http', 'dir=http', 'busca', 'uol.com'
+		'module%3Dhttp', 'op%3Dhttp', 'starhack', '../../','..//', 'directory=http', 'dir=http', 'busca',
+		'uol.com', '=http://', '=https://','=ftp://','=file://','_SESSION','CFG_ROOT','/proc/',',0x5'
 	);
 
 	// Block these words found in POST requests
 	$GLOBALS['ctracker_post_blacklist'] = array(
-		// These two lines are for detecting hidden link spam in wikis, forums, guestbooks, etc.
+		// This line is for detecting hidden link spam in wikis, forums, guestbooks, etc.
 		'div style=', 'overflow:auto', 'height:1px', 'width:1px', 'display:hidden',
-		'overflow: auto', 'height: 1px', 'display: hidden',
 		// "Common" login name from VHCS exploiters ;-)
 		'starhack', 'DeLiMehmet', 'hisset', 'Hisset', 'delimert', 'MecTruy',
 		'busca'
 	);
+
+	// Load email header
+	$GLOBALS['ctracker_header'] = crackerTrackerLoadEmailTemplate('header');
 }
 
 // Checks for worms
 function isCrackerTrackerWormDetected () {
 	// Check against the whole list
-	$GLOBALS['ctracker_checkworm'] = str_replace($GLOBALS['ctracker_wormprotector'], '*', $_SERVER['QUERY_STRING']);
+	$GLOBALS['ctracker_checkworm'] = str_replace($GLOBALS['ctracker_get_blacklist'], '*', crackerTrackerQueryString());
 
 	// If it differs to original and the *whole* request string is not in whitelist
 	// then blog the attempt
-	return ($GLOBALS['ctracker_checkworm'] != $_SERVER['QUERY_STRING'] && (!in_array($_SERVER['QUERY_STRING'], $GLOBALS['ctracker_whitelist'])));
+	return ($GLOBALS['ctracker_checkworm'] != crackerTrackerQueryString() && (!in_array(crackerTrackerQueryString(), $GLOBALS['ctracker_whitelist'])));
 }
 
 // Checks POST data
@@ -104,22 +107,22 @@ function isCrackerTrackerPostAttackDetected () {
 
 // Prepares a mail and send it out
 function sendCrackerTrackerMail () {
+	// Log the attack
+	crackerTrackerLogAttack();
+
 	// Mail content
 	$mail = "Attack detected:
 -----------------------------------------------------
 Remote-IP       : ".determineCrackerTrackerRealRemoteAddress()."
-User-Agent      : ".$_SERVER['HTTP_USER_AGENT']."
-Request-string  : ".$_SERVER['QUERY_STRING']."
+User-Agent      : ".crackerTrackerUserAgent()."
+Request-string  : ".crackerTrackerQueryString()."
 Filtered string : ".$GLOBALS['ctracker_checkworm']."
-Server          : ".$_SERVER['SERVER_NAME']."
-Script          : ".$_SERVER['SCRIPT_NAME']."
-Referrer        : ".$_SERVER['HTTP_REFERRER']."
+Server          : ".crackerTrackerServerName()."
+Script          : ".crackerTrackerScriptName()."
+Referrer        : ".crackerTrackerReferer()."
 -----------------------------------------------------
 ";
 
-	// Log the attack
-	crackerTrackerLogAttack();
-
 	// Send it out
 	crackerTrackerSendMail($mail);
 
@@ -127,13 +130,28 @@ Referrer        : ".$_SERVER['HTTP_REFERRER']."
 	crackerTrackerDie();
 }
 
+// Sends the ticket emails out
+function sendCrackerTrackerTicketMails () {
+	// Load user template
+	$mail = crackerTrackerLoadEmailTemplate('user_add_ticket', $GLOBALS['ctracker_last_ticket']);
+
+	// Send email to the user
+	crackerTrackerSendMail($mail, $GLOBALS['ctracker_last_ticket']['ctracker_ticket_email'], getCrackerTrackerLocalized('user_add_ticket_subject'));
+
+	// Load webmaster template
+	$mail = crackerTrackerLoadEmailTemplate('webmaster_add_ticket', $GLOBALS['ctracker_last_ticket'], getCrackerTrackerConfig('ctracker_language'));
+
+	// Send email to the user
+	crackerTrackerSendMail($mail, null, getCrackerTrackerLocalized('webmaster_add_ticket_subject'));
+}
+
 // Sends a mail out
-function crackerTrackerSendMail ($mail) {
+function crackerTrackerSendMail ($mail, $recipient = null, $subject = null) {
 	// Construct dummy array
 	$rowData = array(
 		'remote_addr' => determineCrackerTrackerRealRemoteAddress(),
 		'check_worm'  => $GLOBALS['ctracker_checkworm'],
-		'server_name' => $_SERVER['SERVER_NAME']
+		'server_name' => crackerTrackerServerName()
 	);
 
 	// Only send email if not yet found
@@ -141,10 +159,13 @@ function crackerTrackerSendMail ($mail) {
 		// Send the email out only in non-debug mode
 		if (isCrackerTrackerDebug()) {
 			// Output message
-			print '<pre>' . $mail . '</pre>';
+			print 'Recipient=' . $recipient . '<br />Subject=' . $subject . '<br />Text=<pre>' . $mail . '</pre>';
 
 			// All fine
 			return true;
+		} elseif (!is_null($recipient)) {
+			// Recipient specified
+			return mail($recipient, $subject, $mail, $GLOBALS['ctracker_header']);
 		} elseif (isset($GLOBALS['ctracker_email'])) {
 			// Send it
 			return mail($GLOBALS['ctracker_email'], 'CTracker: Attack detected!', $mail, $GLOBALS['ctracker_header']);
@@ -152,30 +173,36 @@ function crackerTrackerSendMail ($mail) {
 			// Send it the deprecated way with constant
 			return mail(constant('__CTRACKER_EMAIL'), 'CTracker: Attack detected!', $mail, $GLOBALS['ctracker_header']);
 		}
-	} // END - if
+	} elseif (isCrackerTrackerDebug()) {
+		// Output message
+		print 'Recipient=' . $recipient . '<br />Subject=' . $subject . '<br />Text=<pre>' . $mail . '</pre>';
+
+		// All fine
+		return true;
+	}
 }
 
 // Sends a detected POST attack mail
 function sendCrackerTrackerPostMail () {
+	// Log the attack
+	crackerTrackerLogAttack();
+
 	// Mail text
 	$mail = "POST-Attack detected:
 -----------------------------------------------------
 Remote-IP            : ".determineCrackerTrackerRealRemoteAddress()."
-User-Agent           : ".$_SERVER['HTTP_USER_AGENT']."
-Request-string       : ".$_SERVER['QUERY_STRING']."
+User-Agent           : ".crackerTrackerUserAgent()."
+Request-string       : ".crackerTrackerQueryString()."
 Filtered string      : ".$GLOBALS['ctracker_checkworm']."
-Server               : ".$_SERVER['SERVER_NAME']."
-Script               : ".$_SERVER['SCRIPT_NAME']."
-Referrer             : ".$_SERVER['HTTP_REFERRER']."
+Server               : ".crackerTrackerServerName()."
+Script               : ".crackerTrackerScriptName()."
+Referrer             : ".crackerTrackerReferer()."
 -----------------------------------------------------
 POST string          : ".$GLOBALS['ctracker_post_track']."
 Filtered POST string : ".$GLOBALS['ctracker_check_post']."
 -----------------------------------------------------
 ";
 
-	// Log the attack
-	crackerTrackerLogAttack();
-
 	// Send it out
 	crackerTrackerSendMail($mail);
 
@@ -188,11 +215,22 @@ function crackerTrackerDie () {
 	// Close database link
 	crackerTrackerCloseDatabaseLink();
 
-	// Sleep a little to waste the attacker's time
-	if (!isCrackerTrackerDebug()) sleep(mt_rand(10,30));
+	// Do only sleep if debug/developer mode is not enabled
+	if (!isCrackerTrackerDebug()) {
+		// Sleep a little to waste the attacker's time
+		sleep(mt_rand(10,30));
+	} // END - if
 
 	// Bye, bye...
-	die();
+	if (isCrackerTrackerDebug()) {
+		// With debug backtrace in debug/developer mode
+		print '<pre>';
+		debug_print_backtrace();
+		die('</pre>');
+	} else {
+		// Simple die() call
+		die();
+	}
 }
 
 // Logs the attack attempt
@@ -211,20 +249,57 @@ function crackerTrackerLogAttack () {
 
 	// Prepare array for database insert
 	$rowData = array(
-		'remote_addr' => determineCrackerTrackerRealRemoteAddress(),
-		'user_agent'  => $_SERVER['HTTP_USER_AGENT'],
-		'get_data'    => $_SERVER['QUERY_STRING'],
-		'post_data'   => $GLOBALS['ctracker_post_track'],
-		'check_worm'  => $GLOBALS['ctracker_checkworm'],
-		'check_post'  => $GLOBALS['ctracker_check_post'],
-		'server_name' => $_SERVER['SERVER_NAME'],
-		'script_name' => $_SERVER['SCRIPT_NAME'],
-		'referer'     => $_SERVER['HTTP_REFERER'],
-		'proxy_used'  => $proxyUsed
+		'remote_addr'   => determineCrackerTrackerRealRemoteAddress(),
+		'user_agent'    => crackerTrackerUserAgent(),
+		'get_data'      => crackerTrackerQueryString(),
+		'post_data'     => $GLOBALS['ctracker_post_track'],
+		'check_worm'    => $GLOBALS['ctracker_checkworm'],
+		'check_post'    => $GLOBALS['ctracker_check_post'],
+		'server_name'   => crackerTrackerServerName(),
+		'script_name'   => crackerTrackerScriptName(),
+		'referer'       => crackerTrackerReferer(),
+		'proxy_used'    => $proxyUsed,
+		'first_attempt' => 'NOW()'
 	);
 
 	// Insert the array in database
-	crackerTrackerInsertArray($rowData);
+	crackerTrackerInsertArray('ctracker_data', $rowData);
+}
+
+// Alerts the current user about malicious/suspicious traffic
+function crackerTrackerAlertCurrentUser () {
+	// Is there some data?
+	if (isset($GLOBALS['ctracker_last_suspicious_entry'])) {
+		// Does the user have a ticket?
+		if (ifCrackerTrackerIpHasTicket()) {
+			// Should we continue?
+			if (isset($_POST['ctracker_continue'])) {
+				// Set cookie
+				sendCrackerTrackerCookie();
+
+				// And redirect to same URL
+				crackerTrackerRedirectSameUrl();
+			} elseif (ifCrackerTrackerCookieIsSet()) {
+				// Return here to normal program
+				return;
+			} else {
+				// Load "Thank you" template
+				crackerTrackerLoadTemplate('add_ticket_thanks');
+			}
+		} elseif ((isset($_POST['ctracker_add_ticket'])) && (!empty($_POST['name'])) && (!empty($_POST['email']))) {
+			// Add the ticket
+			addCrackerTrackerTicket($_POST);
+
+			// Send the email out
+			sendCrackerTrackerTicketMails();
+		} else {
+			// Display the form for new ticket
+			crackerTrackerLoadTemplate('add_ticket');
+		}
+	} // END - if
+
+	// And stop here
+	die();
 }
 
 // [EOF]