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Php Trojan scan and querying mysql database account and password on the Intranet

Source: Internet
Author: User
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======================

<Html>
<Head>
<Meta http-equiv = "Content-Type" content = "text/html; charset = gb2312">
<Title> ∷ Scanwebshell </title>
<STYLE>
Body {SCROLLBAR-FACE-COLOR: #719BC5; FONT-SIZE: 12px; SCROLLBAR-HIGHLIGHT-COLOR: # ffffff; SCROLLBAR-SHADOW-COLOR: # ffffff; SCROLLBAR-3DLIGHT-COLOR: # ffffff; SCROLLBAR-ARROW-COLOR: # ffffff; SCROLLBAR-TRACK-COLOR: # ffffff; FONT-FAMILY: ""; SCROLLBAR-DARKSHADOW-COLOR: # ffffff
Font-family:; font-size: 9pt}

INPUT {BORDER: 1px none silver ;}
</STYLE>
</Head>
<Body>


<? Php
If (@ set_time_limit (0) ini_set ("max_execution_time", 0 );
$ Time = explode ("", microtime ());
$ Starttime = $ time [0] + $ time [1];
Echo "path of this FILE:". str_replace (\,/, dirname (_ FILE _). "<br> ";
$ Scan_ex = "php"; // scan the file suffix
$ Count_all = 0; // total number of scanned files

// Die ();
// Scan the function to start with 192
$ Check_system_fun = array ("192.168", "10.0 ."

);
// Returned Suspicious File
$ Dan_file_array = array ();
Global $ scan_ex, $ count_all, $ scan_path, $ check_file_fun, $ dan_file_array;

// Determine the file suffix
Function get_ex ($ file_name)
{
$ Retval = "";
$ Pt = strrpos ($ file_name ,".");
If ($ pt) $ retval = substr ($ file_name, $ pt + 1, strlen ($ file_name)-$ pt );
// Echo $ retval. "<br> ";
Return ($ retval );
}


// Check the file
Function check ($ file_name)
{
Global $ dan_file_array;
Global $ check_system_fun;

$ Content_num = 0;
$ Funs_info =;
$ Include_info =;
$ Contents_info =;
$ Time_info =;
$ Result = false;
$ File_contents = file ($ file_name );
$ Time_info. = "File Creation Time:". date ("F d y h: I: s.", filectime ($ file_name). "<br> ";
$ Time_info. = "file modification time:". date ("F d y h: I: s.", filemtime ($ file_name). "<br> ";
Foreach ($ file_contents as $ file_content)
{
$ Mask = 1;
$ Content_num = $ content_num + 1;
Foreach ($ check_system_fun as $ func_name)
{
If (eregi ($ func_name, $ file_content ))
{
$ Funs_info = $ funs_info. "The keyword". $ content_num. "exists in the row". $ func_name. "the file may be trying to execute system commands. <br> ";
If ($ mask = 1)
{
$ Contents_info. = htmlspecialchars (substr ($ file_content, 0,100). "<br> ";
$ Mask = 0;
}
}
}
}



If (stristr ($ include_info, attempted to execute) = false)
{
If ($ include_info! =)
{
Echo "<tr> ";
Echo "<td width =" 20% "border = 10 valign =" top "> $ file_name </td> ";
Echo "<td width =" 30% "border = 10 valign =" top "> $ include_info </td> ";
Echo "<td width =" 20% "border = 10 valign =" top "> $ contents_info </td> ";
Echo "<td width =" 20% "border = 10 valign =" top "> $ time_info </td> ";
Echo "</tr> ";
}

If ($ funs_info! =)
{
Echo "<tr> ";


Echo "<td width =" 20% "border = 10 valign =" top "> $ file_name </td> ";
Echo "<td width =" 30% "border = 10 valign =" top "> $ funs_info </td> ";
Echo "<td width =" 20% "border = 10 valign =" top "> $ contents_info </td> ";
Echo "<td width =" 20% "border = 10 valign =" top "> $ time_info </td> ";
Echo "</tr> ";

}
}
}

 

// Traverse the directory
Function list_dir ($ dirname)
{
// Variable
Global $ scan_ex, $ count_all;
// Win System
// If ($ dirname [strlen ($ dirname)-1]! = \)
// $ Dirname. = \;
// * Worker System
If ($ dirname [strlen ($ dirname)-1]! =/) $ Dirname. = /;
Static $ result_array = array (); // static array, save the function return value.
$ Handle = opendir ($ dirname );
While ($ file = readdir ($ handle )){
If ($ file =. | $ file = .. | $ file = attachments) continue;
If (is_dir ($ dirname. $ file) list_dir ($ dirname. $ file./); // recursively calls a directory.
If (strpos ($ file,. php )){
$ Result_array [] = $ dirname. $ file;
$ Count_all = $ count_all + 1;
}
}
Closedir ($ handle );
Return $ result_array;
}
// List objects
If ($ _ POST [action]! = Scan)
{
Echo "<form action = $ _ SERVER [PHP_SELF] method = post> ";
Echo "Scan path: <input type = text name = scan_path style =" border: 1px solid # 084B8E "> <br> ";
Echo "file Suffix: <input type = text name = scan_ex style =" border: 1px solid # 084B8E "> <br> ";
Echo "<input type = hidden name = action value = scan> <br> ";
Echo "<input type = submit value = start detection> <br> ";
}
Else {
Global $ scan_path;
If (empty ($ _ POST [scan_path]) {
$ Scan_path = str_replace (\,/, dirname (_ FILE __));
} Else {
$ Scan_path = $ _ POST [scan_path];
}
$ Array = list_dir ($ scan_path );
Echo "detected $ count_all files! Files <br> ";
?>
<Table width = "100%" border = "1" cellpadding = "0" cellspacing = "0" style = "padding: 5px; line-height: 170%; clear: both; font-size: 12px ">
<Tr>

<Td width = "80" valign = "top"> absolute file path </td>
<Td width = "80" height = 30 valign = "top"> signature and description </td>
<Td width = "80" height = 30 valign = "top"> file content details </td>
<Td width = "80" height = 30 valign = "top"> file time details </td>
</Tr>
<?
Foreach ($ array as $ value)
{
Check ($ value );
}
Echo "</table> ";
$ Time = explode ("", microtime ());
$ Endtime = $ time [0] + $ time [1];
$ Time = $ endtime-$ starttime;
Echo "time spent in this detection". $ time. "seconds ";
}

?>

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

Related Keywords:
php and mysql database create database with username and password mysql create username and password in mysql database php and mysql database connection username and password validation in php mysql database access with php and mysql install php and mysql on windows 7
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