Trojan.GenericKD.3222113_b0e76e5fa2 – Adaware

Dynamic Analysis

Payload

Behaviour	Description
EmailWorm	Worm can send e-mails.

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:1552

Mutexes

The following mutexes were created/opened:

ZonesLockedCacheCounterMutexZonesCounterMutexZonesCacheCounterMutexWininetProxyRegistryMutexWininetConnectionMutexWininetStartupMutexc:!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!___DDrawCheckExclMode____DDrawExclMode__DDrawWindowListMutexDDrawDriverObjectListMutexRasPbFileShimCacheMutex

File activity

The process %original file name%.exe:1552 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\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\History\History.IE5\desktop.ini (159 bytes)

Registry activity

The process %original file name%.exe:1552 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"

[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"

[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\DirectDraw\MostRecentApplication]
"ID" = "1322288916"

[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\SOFTWARE\Microsoft\DirectDraw\MostRecentApplication]
"Name" = "%original file name%.exe"

[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"

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

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "0D 50 C3 6D C5 74 EF 08 F7 30 7F 7C 57 01 CC C6"

[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"

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

"ProxyBypass" = "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

Removals

Remove it with Ad-Aware

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

Manual removal*

Terminate malicious process(es) (How to End a Process With the Task Manager):No processes have been created.
Delete the original Trojan file.
Delete or disinfect the following files created/modified by the Trojan:
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\History\History.IE5\desktop.ini (159 bytes)
Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
Reboot the computer.

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

Static Analysis

VersionInfo

Company Name: ???????
Product Name: ??YY?????????
Product Version: 4.0.0.0
Legal Copyright: ???????
Legal Trademarks:
Original Filename:
Internal Name:
File Version: 4.0.0.0
File Description: ??QQ:1261278285
Comments: ??QQ:1261278285
Language: English (United States)

Company Name: ???????Product Name: ??YY?????????Product Version: 4.0.0.0Legal Copyright: ???????Legal Trademarks: Original Filename: Internal Name: File Version: 4.0.0.0File Description: ??QQ:1261278285Comments: ??QQ:1261278285Language: English (United States)

PE Sections

Name	Virtual Address	Virtual Size	Raw Size	Entropy	Section MD5
.text	4096	1206370	1208320	5.09774	efb072a618776273fcd58af23797b3b6
.rdata	1212416	396518	397312	4.45323	c5e0607ecb3791bcc31d60712294ac8a
.data	1609728	388427	94208	4.41003	469763cfdc25c6703795a4c2c51d5940
.rsrc	1998848	29656	32768	3.56209	810facead66414b2db86b0f96e8bdfd2

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

Network Activity

URLs

URL	IP
hxxp://124.232.163.136/wanda/api.php
hxxp://124.232.163.136/wanda/api.php?WebShieldDRSessionVerify=eYMnR7JeA74b317eN6jy

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

GET /wanda/api.php 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://124.232.163.136/wanda/api.php

Accept-Language: en-us

Connection: Keep-Alive

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

Host: 124.232.163.136

Cache-Control: no-cache

HTTP/1.1 404 Not Found

Content-Type: text/html

Server: Microsoft-IIS/7.5

X-Powered-By: PHP/5.5.13

X-Powered-By: ASP.NET

Date: Sun, 05 Jun 2016 20:04:47 GMT

Content-Length: 25

No input file specified......

GET /wanda/api.php?WebShieldDRSessionVerify=eYMnR7JeA74b317eN6jy 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://124.232.163.136/wanda/api.php

Accept-Language: en-us

Connection: Keep-Alive

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

Host: 124.232.163.136

Cache-Control: no-cache

HTTP/1.1 302 Found

Server: Safedog/4.0.0

Location: /wanda/api.php

Content-Length: 0

Connection: Close

Content-Type: text/html

POST /wanda/api.php 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://124.232.163.136/wanda/api.php

Accept-Language: en-us

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

Content-Length: 16

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

Host: 124.232.163.136

Cache-Control: no-cache

action=q_s&sid=8

HTTP/1.1 302 Found

Server: Safedog/4.0.0

Location: /wanda/api.php?WebShieldDRSessionVerify=eYMnR7JeA74b317eN6jy

Content-Length: 0

Connection: Close

Content-Type: text/html

Map

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

Strings from Dumps

%original file name%.exe_1552:

.text

.rdata

@.data

.rsrc

t%SVh

t$(SSh

|$D.tm

~%UVW

t.It It

u$SShe

ole32.dll

wininet.dll

WanDaVC.dll

kernel32.dll

gdiplus.dll

user32.dll

WinINet.dll

HttpOpenRequestA

HttpSendRequestA

HttpQueryInfoA

MsgWaitForMultipleObjects

GetVcodeFromURL

GdiplusShutdown

EnumWindows

GetWindowsDirectoryA

HttpAddRequestHeadersA

{A068799B-7551-46b9-8CA8-EEF8357AFEA4}

*.txt

(*.*)|*.*

1261278285

z>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://

\TEMP.TMP

\config.ini

Atexe

baIK&.com/login.do

hXXps://udb.

&password=

url=&username=

.com/welcome.do

The URL has moved

.com/ajax.do

action=checkLoginFreqIp&ajax=true&whichOpra=Ã¨Â®Â¾Ã§Â½Â®Ã¥Â¯â€ Ã¤Â¿ÂÃ©â€”Â®Ã©Â¢Ëœaction=password&ajax=true&whichOpra=Ã¨Â®Â¾Ã§Â½Â®Ã¥Â¯â€ Ã¤Â¿ÂÃ©â€”Â®Ã©Â¢Ëœ&currpswd=

.com/security/authorization.do?ajax=true

action=password&ajax=true&whichOpra=Ã¨Â®Â¾Ã§Â½Â®Ã¥Â¯â€ Ã¤Â¿ÂÃ©â€”Â®Ã©Â¢Ëœ&currpswd=

.com/security/question.do?action=questionB&ajax=true

.com/logout.do

hXXps://

.com/verify/login.do

hXXps://udb.yy.com/security/authorization.do?ajax=true

action=password&currpswd=

hXXps://udb.yy.com/account2/resetQuestion4_2_2.do

.com/account2/resetQuestion3_2_1.do

.com/account2/resetQuestion3_2_2.do

hXXp://udb.

.com/account2/resetQuestion4_2_2.do

action=checkLoginFreqIp&ajax=true&whichOpra=Ã¤Â¿Â®Ã¦â€Â¹Ã¥Â¯â€ Ã¤Â¿ÂÃ©â€”Â®Ã©Â¢Ëœ

action=question&ajax=true&whichOpra=Ã¤Â¿Â®Ã¦â€Â¹Ã¥Â¯â€ Ã¤Â¿ÂÃ©â€”Â®Ã©Â¢Ëœ&answer=

action=checkLoginFreqIp&ajax=true&whichOpra=Ã¨Â®Â¾Ã§Â½Â®Ã¥Â¯â€ Ã¤Â¿ÂÃ©â€šÂ®Ã§Â®Â±

action=question&ajax=true&whichOpra=Ã¨Â®Â¾Ã§Â½Â®Ã¥Â¯â€ Ã¤Â¿ÂÃ©â€šÂ®Ã§Â®Â±&answer=

action=password&ajax=true&whichOpra=Ã¨Â®Â¾Ã§Â½Â®Ã¥Â¯â€ Ã¤Â¿ÂÃ©â€šÂ®Ã§Â®Â±&currpswd=

.com/security/email.do?action=emailB&email=

.com/security/email.do

hXXps://udb.yy.com/account/email4_0_2.do?ajax=true&resetId=

.com/account/email2.do

.com/account2/email3_1_1.do

.com/account/email3_1_3.do?ajax=true

yy.com

.com/password.do

.com/password.do?ajax=true

&password=&newpassword=

hXXps://udb.yy.com/account2/emailFast1_1.do?ajax=true

duowan.com

.com/account/forgetPassword2.do

.com/ajax.do?action=checkSecurityCode&ajax=true&securityCode1=

.com/account/forgetPassword2_checkUser4ToModifyPwdWithAuthToken.do?Ajax=true

.com/account/forgetPassword2_toModifyPwdWithAuthToken.do

.com/security/authorization.do?ajax=true&auth_no_login_user=

.com/account/forgetPassword2_modifyPwdWithAuthToken.do

&newpassword=

Account.passwordQuestion2.init('success')

hXXps://udb.yy.com/login.jsp

&url=http://VVV.yy.com

&passwd=

hXXps://udb.yy.com/security/index.do

hXXps://udb.yy.com/verify/register.do?1315474843062

Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022)

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

{557CF400-1A04-11D3-9A73-0000F81EF32E}

{557CF401-1A04-11D3-9A73-0000F81EF32E}

{557CF402-1A04-11D3-9A73-0000F81EF32E}

{557CF405-1A04-11D3-9A73-0000F81EF32E}

{557CF406-1A04-11D3-9A73-0000F81EF32E}

**.dU

hXXp://shop62281233.taobao.com/

hXXp://124.232.163.136/wanda/api.php

%S4WD

hg%fpM

S.Ac9SR

0.I%3s

,wAe.kI

aiUy'4xu

%c*@j

.eH'y

{&%U)

lj%4U

xe%CNs

9F.cLe

hJK.ZH

O.qt0

KERNEL32.DLL

COMCTL32.dll

GDI32.dll

MSIMG32.dll

MSVCRT.dll

MSVFW32.dll

USER32.dll

SkinH_EL.dll

VVV.3600gz.cn

hXXp://124.232.163.136/wanda/exe/

action=login&u=

hXXp://VVV.ip138.com/ip2city.asp

hXXp://checkip.dyndns.org/

hXXp://whois.ipcn.org/

hXXp://ip.chinaz.com/

0.0.0.0

LoginID

LoginPW

hXXp://wpa.qq.com/msgrd?V=1&Uin=

@qq.com

lrf6868@126.com

smtp.126.com

.exe.tmp

Del Temp.zip

\Temp.zip

5update.bat

(@\info.ini

anonymous@123.com

.exe|.rar|.zip|.gif|.jpg|.mp3|.rm

{EE09B103-97E0-11CF-978F-00A02463E06F}

Keys

@VBScript.RegExp

hXXp://bc.3600gz.cno

Adobe Photoshop CS2 Windows

2010:10:21 00:30:36

~?k}%C

urlTEXT

MsgeTEXT

"!& 7/&)4)!"0A149;>>>%.DIC;

2010:11:24 10:10:55

9Z).aY

%*.*f

CNotSupportedException

commctrl_DragListMsg

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

Afx:%x:%x

COMCTL32.DLL

CCmdTarget

__MSVCRT_HEAP_SELECT

RASAPI32.dll

iphlpapi.dll

SHLWAPI.dll

MPR.dll

WINMM.dll

WS2_32.dll

VERSION.dll

GetProcessHeap

WinExec

GetKeyState

GetViewportOrgEx

WINSPOOL.DRV

RegCloseKey

RegOpenKeyExA

RegCreateKeyExA

ADVAPI32.dll

ShellExecuteA

SHELL32.dll

OLEAUT32.dll

oledlg.dll

WININET.dll

GetCPInfo

CreateDialogIndirectParamA

UnhookWindowsHookEx

SetWindowsHookExA

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|

\\.\Scsi0:

\\.\PhysicalDrive0

%s:%d

windows

out.prn

%d.%d

%d / %d

%d/%d

Bogus message code %d

(%d-%d):

%ld%c

glViewport

glTexEnvfv

glTexEnvf

\glu32.dll

\Opengl32.dll

glPassThrough

%s

Reply-To: %s

From: %s

To: %s

Subject: %s

Date: %s

Cc: %s

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

HELO %s

SMTP

AUTH LOGIN

LOGIN

AUTH=LOGIN

EHLO %s

Content-Type: application/octet-stream; name=%s

Content-Disposition: attachment; filename=%s

MAIL FROM:

RCPT TO:

x86 Family %s Model %s Stepping %s

Summary

Dynamic Analysis

Removals

Static Analysis

Network Activity

Map

Strings from Dumps