MD5: c0ba640c5ed35be275f2f72c12ecfff2
SHA1: ea405d355d53f8319858e56bbbda91898d33fd1a
SHA256: 3ae3201fc054fa2dc6e2d69830fd108b00bb8eb61e9bf4570eac2958305f0bce
SSDeep: 12288:Fhn6OJ4yKwRL7kmbmaLK0wE77w788STCXkwehPlUNm/SMZoSexVHqZ:Fhu/wF7VbrLK0wE77w78KilcMr
Size: 1073152 bytes
File type: EXE
Platform: WIN32
Entropy: Not Packed
PEID: UPolyXv05_v6, MicrosoftVisualC, MicrosoftVisualCv50v60MFC, MicrosoftVisualC50, Armadillov171
Company: no certificate found
Created at: 2013-02-06 05:44:24
Analyzed on: WindowsXP SP3 32-bit

Summary:

Trojan. A program that appears to do one thing but actually does another (a.k.a. Trojan Horse).

Payload

Process activity

The Trojan creates the following process(es):
No processes have been created.
The Trojan injects its code into the following process(es):

%original file name%.exe:228

Mutexes

The following mutexes were created/opened:

ZonesLockedCacheCounterMutex
ZonesCounterMutex
ZonesCacheCounterMutex
WininetProxyRegistryMutex
WininetConnectionMutex
WininetStartupMutex
c:!documents and settings!adm!local settings!history!history.ie5!
c:!documents and settings!adm!cookies!
c:!documents and settings!adm!local settings!temporary internet files!content.ie5!
_!MSFTHISTORY!_
RasPbFile
ShimCacheMutex

File activity

The process %original file name%.exe:228 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\ADSQWDZ1\error[1].htm (2704 bytes)

Registry activity

The process %original file name%.exe:228 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Directory" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path4]
"CacheLimit" = "65452"
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache4"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"

"Cookies" = "%Documents and Settings%\%current user%\Cookies"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache2"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"

[HKLM\System\CurrentControlSet\Hardware Profiles\0001\Software\Microsoft\windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "3C 00 00 00 1B 00 00 00 01 00 00 00 00 00 00 00"

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "04 CC 80 D8 B3 84 BD F9 F8 8D 0A E9 63 E8 83 D2"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache1"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"MigrateProxy" = "1"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"History" = "%Documents and Settings%\%current user%\Local Settings\History"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache3"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Paths" = "4"

[HKCU\Software\Microsoft\Multimedia\DrawDib]
"vga.drv 1276x846x32(BGR 0)" = "31,31,31,31"

The Trojan modifies IE settings for security zones to map all local web-nodes with no dots which do not refer to any zone to the Intranet Zone:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"UNCAsIntranet" = "1"

The Trojan modifies IE settings for security zones to map all web-nodes that bypassing the proxy to the Intranet Zone:

"ProxyBypass" = "1"

Proxy settings are disabled:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"

The Trojan modifies IE settings for security zones to map all urls to the Intranet Zone:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName" = "1"

The Trojan deletes the following value(s) in system registry:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"AutoConfigURL"
"ProxyServer"
"ProxyOverride"

Dropped PE files

There are no dropped PE files.

HOSTS file anomalies

No changes have been detected.

Rootkit activity

No anomalies have been detected.

Propagation

VersionInfo

Company Name: ????
Product Name: ????
Product Version: 1.0.0.0
Legal Copyright: ????(C)????
Legal Trademarks:
Original Filename:
Internal Name:
File Version: 1.0.0.0
File Description: ??Yy32112 ??????9ixk.com
Comments: ??Yy32112 ??????9ixk.com
Language: English (United States)

PE Sections

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

URLs

URL	IP
hxxp://im2.n.shifen.com/new/xkgxbb
hxxp://im2.n.shifen.com/search/error.html
hxxp://im.baidu.com/search/error.html	123.125.114.169
hxxp://hi.baidu.com/new/xkgxbb	123.125.114.169

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

ET POLICY Unsupported/Fake Windows NT Version 5.0

Traffic

GET /search/error.html HTTP/1.1

Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*

Referer: hXXp://hi.baidu.com/new/xkgxbb

Accept-Language: en-us

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)

Host: im.baidu.com

Cache-Control: no-cache

Connection: Keep-Alive

HTTP/1.1 200 OK

Date: Wed, 10 Aug 2016 09:47:59 GMT

Server: Apache

Last-Modified: Mon, 07 Dec 2015 10:58:51 GMT

ETag: "a92"

Accept-Ranges: bytes

Content-Length: 2706

Connection: Keep-Alive

Content-Type: text/html
<html>.<head>..<title>....--..............</title
>..<META http-equiv=content-type content="text/html; charset=gb2
312">.<META content="MSHTML 6.00.2462.0" name=GENERATOR></
HEAD>.</head>.<style type="text/css">..p1 {..FONT-SIZE:
 14px; LINE-HEIGHT: 24px; FONT..

GET /new/xkgxbb HTTP/1.1

Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*

Referer: hXXp://hi.baidu.com/new/xkgxbb

Accept-Language: en-us

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)

Host: hi.baidu.com

Cache-Control: no-cache

HTTP/1.1 302 Found

Date: Wed, 10 Aug 2016 09:47:57 GMT

Server: Apache

Location: hXXp://im.baidu.com/search/error.html

Content-Length: 221

Connection: Keep-Alive

Content-Type: text/html; charset=iso-8859-1
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">.<html>&
lt;head>.<title>302 Found</title>.</head><body
>.<h1>Found</h1>.<p>The document has moved <a 
href="hXXp://im.baidu.com/search/error.html">here</a>.</p&
gt;.</body></html>.HTTP/1.1 302 Found..Date: Wed, 10 Aug 2
016 09:47:57 GMT..Server: Apache..Location: hXXp://im.baidu.com/search
/error.html..Content-Length: 221..Connection: Keep-Alive..Content-Type
: text/html; charset=iso-8859-1..<!DOCTYPE HTML PUBLIC "-//IETF//DT
D HTML 2.0//EN">.<html><head>.<title>302 Found<
;/title>.</head><body>.<h1>Found</h1>.<p
>The document has moved <a href="hXXp://im.baidu.com/search/erro
r.html">here</a>.</p>.</body></html>...

The Trojan connects to the servers at the folowing location(s):

.text

`.rdata

@.data

.rsrc

t$(SSh

~%UVW

u$SShe

ws2_32.dll

kernel32.dll

Wininet.dll

wininet.dll

ntdll.dll

MsgWaitForMultipleObjects

FindFirstUrlCacheEntryA

FindNextUrlCacheEntryA

FindCloseUrlCache

DeleteUrlCacheEntryA

HttpOpenRequestA

HttpSendRequestA

HttpQueryInfoA

{B6F7542F-B8FE-46a8-9605-98856A687097}

hXXp://play.aobi.com/play.html

~*#||-@_|@!!)^)^|_!_|?@&~&#|~(|)|)~.! |!   _ = = __~?-?^|-@_|@!!~&#?|~@#! !=

|-#?~#@ ~~#=~!|#

YY.exe

   _ = = _

!=|#~^|=~^@=|)?||^@!!=|@!=!=? ~#~@|*~#?#|-!(|_||?-?!!=!_~^|=~^@=~#?#|@~^~~#(|-@!_?|.!#~^@!||##_~|.!#~^|=~^@=_~~^|=~^@=?(|)|)~ ~-# ? |)? ?.!=! 

C$%cmb

.ppM|

 aZ.mO

%-^

.hk;~

KERNEL32.DLL

COMCTL32.dll

GDI32.dll

MSIMG32.dll

MSVCRT.dll

MSVFW32.dll

USER32.dll

SkinH_EL.dll

2u.eKITFBp

(&*-*-*. !_@_@(&(^_#(_(=(^(-*)_#( (@(?_@(#()**_@*&(|(**&(_(_

Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)

http=

HTTP/1.1

Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*

Content-Type: application/x-www-form-urlencoded

hXXp://

)||.#(|=|#)?

)|_@|.#(|=|#)?

|*!_~@?(?.~_|.#(|=|#! |!

_.|)|=~*|.|.#(|=|#! |!

~&#*|^@|?.~_|.#(|=|#|_|||(?-| ~(~*#||)|?|&!&?(@!|^?^|*|?~@~_?-?&?*##?.~_|.#(|=|#_. ^(^*&(|_#( (@(?

||@_?)?@|)|?~^|=~^@=|)?||^@!|^?^|*|?)^*^~(|)|)~.~@~_?-?&?*##?.~_|.#(|=|#

|*!_~@?(?.~_|.#(|=|#~*#||&@~?.~_

hXXp://ucbug.com

WS2_32.DLL

wsock32.dll

58002724

(&*-*-*. !_@_@ ^(^*&(|_#( (@(?

yylauncher.exe

|#!@|&#( !~#|-|?@&~&#|~^|=~^@=|)?||^@!~?#=~?#=~(|)|)~.   _ = = __.| ~~?.@_|?!|?*?-|(!@|^?&|=?)_=_=_=

~#|-|?@&~&#|~?#=~?#=~(|)|)~.   _ = = _

@ws2_32.dll

9ixk.com

9ixk.com

hXXp://ar444.com/Ar/kuku.html

:9ixk.com|

F%*.*f

CNotSupportedException

commctrl_DragListMsg

Afx:%x:%x:%x:%x:%x

Afx:%x:%x

COMCTL32.DLL

CCmdTarget

ole32.dll

__MSVCRT_HEAP_SELECT

user32.dll

iphlpapi.dll

SHLWAPI.dll

MPR.dll

WINMM.dll

WS2_32.dll

VERSION.dll

RASAPI32.dll

GetProcessHeap

WinExec

KERNEL32.dll

GetKeyState

SetWindowsHookExA

UnhookWindowsHookEx

EnumChildWindows

EnumWindows

GetViewportOrgEx

WINSPOOL.DRV

RegCloseKey

RegOpenKeyExA

RegCreateKeyExA

ADVAPI32.dll

ShellExecuteA

SHELL32.dll

OLEAUT32.dll

oledlg.dll

WSOCK32.dll

WININET.dll

GetCPInfo

CreateDialogIndirectParamA

SetViewportOrgEx

OffsetViewportOrgEx

SetViewportExtEx

ScaleViewportExtEx

GetViewportExtEx

comdlg32.dll

.PAVCException@@

.PAVCNotSupportedException@@

.PAVCFileException@@

(*.prn)|*.prn|

(*.*)|*.*||

Shell32.dll

Mpr.dll

Advapi32.dll

User32.dll

Gdi32.dll

Kernel32.dll

(&07-034/)7 '

?? / %d]

%d / %d]

: %d]

(*.WAV;*.MID)|*.WAV;*.MID|WAV

(*.WAV)|*.WAV|MIDI

(*.MID)|*.MID|

(*.txt)|*.txt|

(*.JPG;*.BMP;*.GIF;*.ICO;*.CUR)|*.JPG;*.BMP;*.GIF;*.ICO;*.CUR|JPG

(*.JPG)|*.JPG|BMP

(*.BMP)|*.BMP|GIF

(*.GIF)|*.GIF|

(*.ICO)|*.ICO|

(*.CUR)|*.CUR|

%s:%d

windows

out.prn

%d.%d

%d / %d

%d/%d

Bogus message code %d

(%d-%d):

%ld%c

(*.htm;*.html)|*.htm;*.html

VVV.dywt.com.cn

%s <%s>

Reply-To: %s

From: %s

To: %s

Subject: %s

Date: %s

Cc: %s

%a, %d %b %Y %H:%M:%S

SMTP

.PAVCOleException@@

.PAVCObject@@

.PAVCSimpleException@@

.PAVCMemoryException@@

.?AVCNotSupportedException@@

.PAVCResourceException@@

.PAVCUserException@@

.?AVCCmdTarget@@

.?AVCCmdUI@@

.?AVCTestCmdUI@@

.PAVCArchiveException@@

.PAVCOleDispatchException@@

zcÁ

right-curly-bracket

left-curly-bracket

c:\%original file name%.exe

#include "l.chs\afxres.rc" // Standard components

K%uA#p>"p>"

123456789

 .=_ -)(*&^~!@#|?

1, 0, 6, 6

(*.*)

1.0.0.0

9ixk.com

%original file name%.exe_228_rwx_10027000_00015000:

msctls_hotkey32

TVCLHotKey

THotKey

\skinh.she

}uo,x6l5k%x-l h

9p%s m)t4`#b

e"m?c&y1`Ð<

SetViewportOrgEx

SetViewportExtEx

SetWindowsHookExA

UnhookWindowsHookEx

EnumThreadWindows

EnumChildWindows

`c%US.4/

!#$<#$#=

.text

`.rdata

@.data

.rsrc

@.UPX0

`.UPX1

`.reloc

%-^

.hk;~

Remove it with Ad-Aware

1. Click (here) to download and install Ad-Aware Free Antivirus.
2. Update the definition files.
3. Run a full scan of your computer.

Manual removal*

1. Terminate malicious process(es) (How to End a Process With the Task Manager):No processes have been created.
2. Delete the original Trojan file.
   
3. Delete or disinfect the following files created/modified by the Trojan:
   

   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\ADSQWDZ1\error[1].htm (2704 bytes)

4. Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
   
5. Reboot the computer.
   

*Manual removal may cause unexpected system behaviour and should be performed at your own risk.