Trojan.GenericKD.1968015_3a9233deaa – Adaware

Dynamic Analysis

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

MD5	File path
55282d393b08d37d787132dc22cffff8	c:\Documents and Settings\"%CurrentUserName%"\Application Data\Awivry\ufopy.exe

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

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*

Scan a system with an anti-rootkit tool.
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
Delete the original Trojan file.
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)
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: 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

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

PE Sections

Name	Virtual Address	Virtual Size	Raw Size	Entropy	Section MD5
.text	4096	23522	23552	4.49264	9dfc1bc55ef90dfdde51b4a47a602ee6
.rdata	28672	4558	4608	3.6294	5801d712ecba58aa87d1e7d1aa24f3aa
.data	36864	108504	1024	3.41753	f1bf988467c2a1fe94575f6d3e66d158
.ndata	147456	32768	0	0	d41d8cd98f00b204e9800998ecf8427e
.rsrc	180224	7312	7680	2.82032	4a90aa57d734cab7d74792bf2c84a275

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

Network Activity

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)

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><head>.<title>503 Service Temporarily Unavailable</title>.</head><body>.<h1>Service Temporarily Unavailable</h1>.<p>The server is temporarily unable to service your.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><head>.<title>503 Service Temporarily Unavailable</title>.</head><body>.<h1>Service Temporarily Unavailable</h1>.<p>The server is temporarily unable to service your.request due to maintenance downtime or capacity.problems. Please try again later.</p>.</body></html>...

Map

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

Strings from Dumps

Explorer.EXE_1948_rwx_01100000_00027000:

.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

:>(

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}

Summary

Dynamic Analysis

Removals

Static Analysis

Network Activity

Map

Strings from Dumps