Gen.Variant.Strictor.28070_033b061862 – 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:396

Mutexes

The following mutexes were created/opened:No objects were found.

File activity

The process %original file name%.exe:396 makes changes in the file system.

The Trojan creates and/or writes to the following file(s):

C:\UUWiseHelper.dll (291 bytes)

Registry activity

The process %original file name%.exe:396 makes changes in the system registry.

The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "F4 EB C1 37 52 A8 42 F7 16 82 34 92 A6 39 6F 9F"

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

Dropped PE files

MD5	File path
dc6b73cbd1f6f5cec640a8c634ae50c8	c:\UUWiseHelper.dll

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:
C:\UUWiseHelper.dll (291 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: ?????
Product Version: 1.0.0.0
Legal Copyright: ?????? ????????
Legal Trademarks:
Original Filename:
Internal Name:
File Version: 1.0.0.0
File Description: ?????
Comments: ??????????(http://www.eyuyan.com)
Language: Language Neutral

Company Name: Product Name: ?????Product Version: 1.0.0.0Legal Copyright: ?????? ????????Legal Trademarks: Original Filename: Internal Name: File Version: 1.0.0.0File Description: ?????Comments: ??????????(http://www.eyuyan.com)Language: Language Neutral

PE Sections

Name	Virtual Address	Virtual Size	Raw Size	Entropy	Section MD5
.text	4096	694082	696320	4.53027	f47615205dbf8f6baed99f044aeb320d
.rdata	700416	511494	512000	4.53321	f65ab691a6c6d397227ed28a4c8ef0c0
.data	1212416	309931	86016	3.41518	ae508075da10511c366fb96537b6ec2b
.rsrc	1523712	95848	98304	4.91199	511e90172753825c97e2015c5b42abca

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

Network Activity

URLs

URL	IP
hxxp://s1.uuwise.com/Api/config.aspx	116.255.181.152
lc.uudama.com	116.255.181.147

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

POST /Api/config.aspx HTTP/1.1

User-Agent: WiseClientAPI-2.0.0.5

Version: 2.0.0.5

HASH: dc6b73cbd1f6f5cec640a8c634ae50c8

Cache-Control: no-cache

Accept: */*

TTL: 1439765218166

Content-Type: multipart/form-data; boundary=-------------aabbccddeeff007dc3d73a70130

Content-Length: 378

Host: s1.uuwise.com

Connection: Keep-Alive

---------------aabbccddeeff007dc3d73a70130

Content-Disposition: form-data; name="HASH"

151DACFFAD6E2D210D6B75795BA0A980

---------------aabbccddeeff007dc3d73a70130

Content-Disposition: form-data; name="SID"

103287

---------------aabbccddeeff007dc3d73a70130

Content-Disposition: form-data; name="InitTTL"

1439765218072

---------------aabbccddeeff007dc3d73a70130--

HTTP/1.1 200 OK

Date: Sun, 16 Aug 2015 22:46:59 GMT

Server: Microsoft-IIS/6.0

ServerV: 10040

X-Powered-By: ASP.NET

X-AspNet-Version: 2.0.50727

Set-Cookie: ASP.NET_SessionId=2pdakv45eujs2mzlriqmj345; path=/; HttpOnly

Cache-Control: private

Content-Type: text/html; charset=utf-8

Content-Length: 180

313030302C6C632E757564616D612E636F6D3A393230303A3130312C7570622E7575776973652E636F6D3A38303A3130322C7570622E7575776973652E636F6D3A38303A3130332C7C307C3139342E3234322E39362E32313820HTTP/1.1 200 OK..Date: Sun, 16 Aug 2015 22:46:59 GMT..Server: Microsoft-IIS/6.0..ServerV: 10040..X-Powered-By: ASP.NET..X-AspNet-Version: 2.0.50727..Set-Cookie: ASP.NET_SessionId=2pdakv45eujs2mzlriqmj345; path=/; HttpOnly..Cache-Control: private..Content-Type: text/html; charset=utf-8..Content-Length: 180..313030302C6C632E757564616D612E636F6D3A393230303A3130312C7570622E7575776973652E636F6D3A38303A3130322C7570622E7575776973652E636F6D3A38303A3130332C7C307C3139342E3234322E39362E32313820..

Map

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

Strings from Dumps

%original file name%.exe_396:

.text

`.rdata

@.data

.rsrc

t$(SSh

~%UVW

u$SShe

ole32.dll

kernel32.dll

UUWiseHelper.dll

wininet.dll

uu_loginA

HttpOpenRequestA

HttpSendRequestA

HttpQueryInfoA

MsgWaitForMultipleObjects

WinHttp.WinHttpRequest.5.1

User-Agent: Mozilla/4.0 (compatible; MSIE 9.0; Windows NT 6.1)

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

hXXp://tp.hd.mi.com/gettimestamp?callback=jQuery111008230111180524786_

function time(){return new Date().getTime()}

1970-01-01 00:00:00

TEAKEY

*.txt

|*.txt

DD8DC977-AB1D-4687-AC61-774457CC8B40

\UUWiseHelper.dll

@.reloc

SSSSh

ByScreen.JPG

operator

GetProcessWindowStation

E:\work\UUWiseHelper

\UUWiseHelper.pdb

KERNEL32.dll

USER32.dll

GDI32.dll

RegCloseKey

RegOpenKeyExW

ADVAPI32.dll

SHELL32.dll

OLEAUT32.dll

SHLWAPI.dll

urlmon.dll

dbghelp.dll

gdiplus.dll

IPHLPAPI.DLL

WS2_32.dll

GetProcessHeap

GetCPInfo

UUWiseHelper.DLL

uu_easyRecognizeUrlA

uu_easyRecognizeUrlW

uu_loginW

uu_recognizeByCodeTypeAndUrlA

uu_recognizeByCodeTypeAndUrlW

uu_reportError

zcÃ

"0,01070

8Â8J8R8x8

0#0'0-01070;0

=*>0>4>8>

5%6S6

3$3,383\3|3

32F1C86B-E64C-4EAF-8BC1-C142570008BC

:-1014,URL

:-19011,

hXXp://hwid1.vmall.com/casserver/randomcode

hXXps://hwid1.vmall.com/casserver/remoteLogin

&password=

submit=true&loginUrl=http://hwid1.vmall.com/oauth2/portal/login.jsp&service=http://VVV.vmall.com/account/caslogin?url=http%3A%2F%2FVVV.vmall.com%2F&loginChannel=26000000&reqClientType=26&deviceID=&adUrl=&lang=zh-cn&inviterUserID=&inviter=&viewType=0&quickAuth=&userAccount=

SESSIONkEY

-12027,TEAKEY

W%SGs

.BzHR

ri.Ndv

j>.cXz

.qXdt

.Vo%P

KERNEL32.DLL

COMCTL32.dll

MSIMG32.dll

MSVCRT.dll

MSVFW32.dll

SkinH_EL.dll

Mozilla/4.0 (compatible; MSIE 9.0; Windows NT 6.1; 125LA; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022)

http=

https

HTTP/1.1

hXXp://

hXXps://

User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0)

Adodb.Stream

@ole32.dll

2015-03-19 10:08:00

%d&&'

123456789

00003333

%*.*f

CNotSupportedException

commctrl_DragListMsg

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

Afx:%x:%x

COMCTL32.DLL

CCmdTarget

__MSVCRT_HEAP_SELECT

Broken pipe

Inappropriate I/O control operation

Operation not permitted

user32.dll

RASAPI32.dll

WinExec

GetKeyState

GetViewportOrgEx

WINMM.dll

WINSPOOL.DRV

RegOpenKeyExA

ShellExecuteA

WININET.dll

CreateDialogIndirectParamA

UnhookWindowsHookEx

SetWindowsHookExA

SetViewportOrgEx

OffsetViewportOrgEx

SetViewportExtEx

ScaleViewportExtEx

GetViewportExtEx

comdlg32.dll

RegCreateKeyExA

.PAVCException@@

Shell32.dll

Mpr.dll

Advapi32.dll

User32.dll

Gdi32.dll

Kernel32.dll

(&07-034/)7 '

?? / %d]

%d / %d]

.PAVCFileException@@

: %d]

(*.*)|*.*||

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

(*.WAV)|*.WAV|MIDI

(*.MID)|*.MID|

(*.txt)|*.txt|

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

(*.JPG)|*.JPG|PNG

(*.PNG)|*.PNG|BMP

(*.BMP)|*.BMP|GIF

(*.GIF)|*.GIF|

(*.ICO)|*.ICO|

(*.CUR)|*.CUR|

%s:%d

windows

.PAVCNotSupportedException@@

out.prn

(*.prn)|*.prn|

%d.%d

%d/%d

1.6.9

unsupported zlib version

png_read_image: unsupported transformation

%d / %d

Bogus message code %d

libpng error: %s

libpng warning: %s

1.1.3

bad keyword

libpng does not support gamma background rgb_to_gray

Palette is NULL in indexed image

(%d-%d):

%ld%c

;3 #>6.&

'2, / 0&7!4-)1#

%s

Reply-To: %s

From: %s

To: %s

Subject: %s

Date: %s

Cc: %s

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

SMTP

.PAVCObject@@

.PAVCSimpleException@@

.PAVCMemoryException@@

.?AVCNotSupportedException@@

.PAVCResourceException@@

.PAVCUserException@@

.?AVCCmdTarget@@

.?AVCCmdUI@@

.?AVCTestCmdUI@@

.PAVCArchiveException@@

right-curly-bracket

left-curly-bracket

c:\%original file name%.exe

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

76666677777767654131

//..//0052*($

.myQ S'@

sj%C;>#

"t.CT

.rP;%

%s5I0!

|$-7}&TT}'{kx$

CCaptchaRecognizer::recognizeByCodeTypeAndUrl

hXXp://s1.uudati.com:

hXXp://s1.taskok.com:

hXXp://s1.uudama.com:

hXXp://s1.uuwise.com:

/Api/config.aspx

2.0.0.5

WiseClientAPI-2.0.0.5

CCaptchaRecognizer::__UpdateTKEY

CCaptchaRecognizer::_IsNeedLogin

/Api/DecodeImg.aspx

Summary

Dynamic Analysis

Removals

Static Analysis

Network Activity

Map

Strings from Dumps