Worm.Win32.Ainslot_VariantOfZeus_4580024691 – Adaware

Dynamic Analysis

Payload

Behaviour	Description
WormAutorun	A worm can spread via removable drives. It writes its executable and creates "autorun.inf" scripts on all removable drives. The autorun script will execute the Worm's file once a user opens a drive's folder in Windows Explorer.

Process activity

The Worm creates the following process(es):

%original file name%.exe:1220

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

%original file name%.exe:2012

Mutexes

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

File activity

The process %original file name%.exe:2012 makes changes in the file system.

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

%Documents and Settings%\%current user%\Application Data\Yahooo (34 bytes)

The process %original file name%.exe:1220 makes changes in the file system.

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

%Documents and Settings%\%current user%\Local Settings\Temp\sample.exe (3361 bytes)

Registry activity

The process %original file name%.exe:2012 makes changes in the system registry.

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

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "73 59 1C 2D 9C D8 5F CA 64 6F 10 3F 72 E5 3D F5"

[HKCU\Software\VB and VBA Program Settings\SrvID\ID]
"MZGS0BVEUB" = "chrome"

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

[HKCU\Software\VB and VBA Program Settings\INSTALL\DATE]
"MZGS0BVEUB" = "August 17, 2014"

The process %original file name%.exe:1220 makes changes in the system registry.

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

To automatically run itself each time Windows is booted, the Worm adds the following link to its file to the system registry autorun key:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"Chrome" = "C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\sample.exe"

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

A worm can spread via removable drives. It writes its executable and creates "autorun.inf" scripts on all removable drives. The autorun script will execute the Worm's file once a user opens a drive's folder in Windows Explorer.

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):
%original file name%.exe:1220
Delete the original Worm file.
Delete or disinfect the following files created/modified by the Worm:
%Documents and Settings%\%current user%\Application Data\Yahooo (34 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\sample.exe (3361 bytes)
Delete the following value(s) in the autorun key (How to Work with System Registry):
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"Chrome" = "C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\sample.exe"
Find and delete all copies of the worm's file together with "autorun.inf" scripts on removable drives.
Reboot the computer.

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

Static Analysis

VersionInfo

Company Name: mqqRWvzceL
Product Name: wwWclbSQTW
Product Version: 4.5.4.9
Legal Copyright: CEOBSxGUhA
Legal Trademarks: nAztPDbuYH
Original Filename: temp.exe
Internal Name: temp.exe
File Version: 4.5.4.9
File Description: TrnUeXFDKF
Comments: tHTtHWqXcP
Language: Spanish (Spain, International Sort)

Company Name: mqqRWvzceLProduct Name: wwWclbSQTWProduct Version: 4.5.4.9Legal Copyright: CEOBSxGUhALegal Trademarks: nAztPDbuYHOriginal Filename: temp.exeInternal Name: temp.exeFile Version: 4.5.4.9File Description: TrnUeXFDKFComments: tHTtHWqXcPLanguage: Spanish (Spain, International Sort)

PE Sections

Name	Virtual Address	Virtual Size	Raw Size	Entropy	Section MD5
.text	4096	6132	6144	4.11699	6726540c36f7899bf00900cdf5a56959
.data	12288	100	512	1.18276	5dc09ab379108613d16a2cb241762cbc
.rdata	16384	336	512	2.8009	03eeb1ac3a9a5c36ced7b6ae2bc5a157
.bss	20480	1060	0	0	d41d8cd98f00b204e9800998ecf8427e
.idata	24576	1540	2048	2.64857	7171c4ce4f3917e84f3e95c3b1fa78ef
.CRT	28672	24	512	0.07934	2d4f170e6e9e9097fc7a610febcf2ee8
.tls	32768	32	512	0.155833	65b6c425096fb6cb44131096b1afdb70
.rsrc	36864	101336	101376	3.6529	b10d056e2199d640a3cad51a00de1877

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

Network Activity

URLs

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

Map

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

Strings from Dumps

%original file name%.exe_2012:

.text

`.data

.rsrc

MSVBVM60.DLL

bss_server.usrReverseRelay

tmrWebHide

bss_server.Socket

bss_server.usrRelay

mswinsck.ocx

MSWinsockLib.Winsock

ieframe.dll

SHDocVwCtl.WebBrowser

WebBrowser

modLaunchWeb

%Program Files% (x86)\Microsoft Visual Studio\VB98\VB6.OLB

C:\Windows\SysWOW64\ieframe.dll

winmm.dll

user32.dll

advapi32.dll

shell32.dll

kernel32.dll

avicap32.dll

advpack.dll

GetAsyncKeyState

SetWindowsHookExA

UnhookWindowsHookEx

GetKeyboardLayout

GetKeyboardState

GetKeyState

SHFileOperationA

CreatePipe

PSAPI.DLL

GetTcpTable

ExitWindowsEx

EnumWindows

WinInet.dll

DeleteUrlCacheEntryA

urlmon

URLDownloadToFileA

ShellExecuteA

keybd_event

AddMsg

CHAT_ADDMSG

VBA6.DLL

C:\Windows\SysWow64\msvbvm60.dll\3

ws2_32.dll

olepro32.dll

GdiplusShutdown

RemotePort

LocalPort

WSOCK32.DLL

RegCloseKey

RegOpenKeyExA

ntdll.dll

C:\Windows\SysWOW64\ieframe.oca

6tmrTCP

%Program Files% (x86)\Microsoft Visual Studio\VB98\mswinsck.oca

tmrUDP

UDPSocket

UDPFlood

ole32.dll

crypt32.dll

oleaut32.dll

RegOpenKeyA

FindNextUrlCacheEntryA

FindFirstUrlCacheEntryA

txtPassword

imgLoginPressed

imgLogin

RegCreateKeyA

RegDeleteKeyA

RegEnumKeyExA

gdi32.dll

FtpDownload

InternetOpenUrlA

FtpUpload

FtpGetFileA

FtpPutFileA

FtpSetCurrentDirectoryA

FtpGetCurrentDirectoryA

FtpOpenFileA

FtpGetFileSize

FtpDeleteFileA

FtpCreateDirectoryA

FtpRemoveDirectoryA

FtpRenameFileA

FtpGetDirectory

Http_DownloadFile

cmdShowfiles

msvbvm60.dll

tmrTCP

?8??8??8??8??8?

2>e%Xdq

uMsg

strMsg

MsgNum

AllMsgs

lngPort

URL_TARGET

Port

Password

WebURL

Returns/Sets the port to be connected to on the remote computer

Returns/Sets the port used on the local computer

Binds socket to specific port and adapter

Occurs after a send operation has completed

*\AD:\Blackshades Project\Blackshades NET\server\server.vbp

2c49f800-c2dd-11cf-9ad6-0080c7e7b78d

Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.1) Gecko/20090612 Firefox/3.5

{00020404-0000-0000-C000-000000000046}

\nir_cmd.bss speak text

\nir_cmd.bss setsysvolume 65535

\nir_cmd.bss mutesysvolume 1

\nir_cmd.bss mutesysvolume 0

\nir_cmd.bss screensaver

\nir_cmd.bss monitor off

\nir_cmd.bss monitor on

PORT

TRANSFERPORT

\rsout.tmp

SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\

Keylog

Wscript.Shell

HKEY_CLASSES_ROOT\HTTP\shell\open\command\

\winlogon.exe

iexplore.exe

ADVAPI32.dll

hXXp://VVV.facebook.com/?ref=home

hXXp://VVV.facebook.com

Windows Firewall/Internet Connection Sharing (ICS)

WebCamCapture

\Vuze\Azureus.exe

\LimeWire\LimeWire.exe

\uTorrent\uTorrent.exe

\uTorrent\uTorrent.exe /HIDE

\BitTorrent\bittorrent.exe

\MSWINSCK.OCX

\cmd.exe

\data.dat

\steam\steam.exe

nkey

dkey

regsvr32.exe

\pws_mail.bss

\pws_mess.bss

\pws_cdk.bss

\pws_ff.bss

\pws_chro.bss

\nir_cmd.bss

cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f

cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "

:*:Enabled:Windows Messanger" /f

winmgmts:{impersonationLevel=Impersonate}!\\.\root\cimv2

00000000

winmgmts:\\.\root\cimv2

Select * from Win32_Keyboard

api.ipinfodb.com

GET /v2/ip_query.php?key=

&timezone=off HTTP/1.1

Host: api.ipinfodb.com

GET /v2/ip_query_country.php?key=

Portable

WScript.Shell

winmgmts:\\.\root\SecurityCenter

\wallpaper.bmp

\wallpaper.jpg

WinServer 2003, Web Edition

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProductName

__oxFrame.class__

Scripting.FileSystemObject

Autorun.ini

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

{1D5BE4B5-FA4A-452D-9CDD-5DB35105E7EB}

Address family not supported by protocol family.

Operation already in progress.

Operation now in progress.

Socket operation on nonsocket.

Operation not supported.

Protocol family not supported.

Protocol not supported.

Socket type not supported.

Winsock.dll version out of range.

CSocketMaster.SocketExists

CSocketMaster.PostSocket

CSocketMaster.ConnectToIP

CSocketMaster.ResolveIfHostname

CSocketMaster.SendBufferedDataUDP

CSocketMaster.SendBufferedData

abe2869f-9b47-4cd9-a358-c22904dba7f7

/stext mess.dat

\mess.dat

/stext mail.dat

\mail.dat

/stext ffpw.dat

\ffpw.dat

Web Site

Password

/stext chro.dat

\chro.dat

Action URL

SOFTWARE\MICROSOFT\Windows NT\CurrentVersion

Windows

SOFTWARE\Classes\Applications\iexplore.exe\shell\open\command

http\shell\open\command

127.0.0.1

\dump.txt

\uTorrent\uTorrent.exe /DIRECTORY

255.255.255.255

finalizarprocessoportas

CONNECT %s:%i HTTP/1.0

SOFTWARE\Classes\http\shell\open\command

Software\Classes\http\shell\open\command

Software\Microsoft\Windows NT\CurrentVersion\SystemRestore

code.is.a.winner

Software\Microsoft\Windows\CurrentVersion\Uninstall\eMule

SOFTWARE\MICROSOFT\Windows NT\CurrentVersion\DigitalProductId

bps1.exe

bhookpl.dll

bnfa.exe

drvloadn.dll

drvloadx.dll

VNCHooks.dll

xr4tdwa.exe

shutdown.exe

TCnRawKeyBoard

HuntHTTPDownload

autorun.inf

hXXps://onlineeast#.bankofamerica.com

winlogon.exe

moz_logins

WEBCAMLIVE

explorer.exe

\system32\userinit.exe

SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\run

SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon

\system32\userinit.exe,

notepad.exe

steam.exe

hl.exe

\rspad.dat

@*\AD:\Blackshades Project\Blackshades NET\server\server.vbp

%original file name%.exe_2012_rwx_00400000_00078000:

.text

`.data

.rsrc

MSVBVM60.DLL

bss_server.usrReverseRelay

tmrWebHide

bss_server.Socket

bss_server.usrRelay

mswinsck.ocx

MSWinsockLib.Winsock

ieframe.dll

SHDocVwCtl.WebBrowser

WebBrowser

modLaunchWeb

%Program Files% (x86)\Microsoft Visual Studio\VB98\VB6.OLB

C:\Windows\SysWOW64\ieframe.dll

winmm.dll

user32.dll

advapi32.dll

shell32.dll

kernel32.dll

avicap32.dll

advpack.dll

GetAsyncKeyState

SetWindowsHookExA

UnhookWindowsHookEx

GetKeyboardLayout

GetKeyboardState

GetKeyState

SHFileOperationA

CreatePipe

PSAPI.DLL

GetTcpTable

ExitWindowsEx

EnumWindows

WinInet.dll

DeleteUrlCacheEntryA

urlmon

URLDownloadToFileA

ShellExecuteA

keybd_event

AddMsg

CHAT_ADDMSG

VBA6.DLL

C:\Windows\SysWow64\msvbvm60.dll\3

ws2_32.dll

olepro32.dll

GdiplusShutdown

RemotePort

LocalPort

WSOCK32.DLL

RegCloseKey

RegOpenKeyExA

ntdll.dll

C:\Windows\SysWOW64\ieframe.oca

6tmrTCP

%Program Files% (x86)\Microsoft Visual Studio\VB98\mswinsck.oca

tmrUDP

UDPSocket

UDPFlood

ole32.dll

crypt32.dll

oleaut32.dll

RegOpenKeyA

FindNextUrlCacheEntryA

FindFirstUrlCacheEntryA

txtPassword

imgLoginPressed

imgLogin

RegCreateKeyA

RegDeleteKeyA

RegEnumKeyExA

gdi32.dll

FtpDownload

InternetOpenUrlA

FtpUpload

FtpGetFileA

FtpPutFileA

FtpSetCurrentDirectoryA

FtpGetCurrentDirectoryA

FtpOpenFileA

FtpGetFileSize

FtpDeleteFileA

FtpCreateDirectoryA

FtpRemoveDirectoryA

FtpRenameFileA

FtpGetDirectory

Http_DownloadFile

cmdShowfiles

msvbvm60.dll

tmrTCP

?8??8??8??8??8?

2>e%Xdq

uMsg

strMsg

MsgNum

AllMsgs

lngPort

URL_TARGET

Port

Password

WebURL

Returns/Sets the port to be connected to on the remote computer

Returns/Sets the port used on the local computer

Binds socket to specific port and adapter

Occurs after a send operation has completed

*\AD:\Blackshades Project\Blackshades NET\server\server.vbp

2c49f800-c2dd-11cf-9ad6-0080c7e7b78d

Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.1) Gecko/20090612 Firefox/3.5

{00020404-0000-0000-C000-000000000046}

\nir_cmd.bss speak text

\nir_cmd.bss setsysvolume 65535

\nir_cmd.bss mutesysvolume 1

\nir_cmd.bss mutesysvolume 0

\nir_cmd.bss screensaver

\nir_cmd.bss monitor off

\nir_cmd.bss monitor on

PORT

TRANSFERPORT

\rsout.tmp

SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\

Keylog

Wscript.Shell

HKEY_CLASSES_ROOT\HTTP\shell\open\command\

\winlogon.exe

iexplore.exe

ADVAPI32.dll

hXXp://VVV.facebook.com/?ref=home

hXXp://VVV.facebook.com

Windows Firewall/Internet Connection Sharing (ICS)

WebCamCapture

\Vuze\Azureus.exe

\LimeWire\LimeWire.exe

\uTorrent\uTorrent.exe

\uTorrent\uTorrent.exe /HIDE

\BitTorrent\bittorrent.exe

\MSWINSCK.OCX

\cmd.exe

\data.dat

\steam\steam.exe

nkey

dkey

regsvr32.exe

\pws_mail.bss

\pws_mess.bss

\pws_cdk.bss

\pws_ff.bss

\pws_chro.bss

\nir_cmd.bss

cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f

cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "

:*:Enabled:Windows Messanger" /f

winmgmts:{impersonationLevel=Impersonate}!\\.\root\cimv2

00000000

winmgmts:\\.\root\cimv2

Select * from Win32_Keyboard

api.ipinfodb.com

GET /v2/ip_query.php?key=

&timezone=off HTTP/1.1

Host: api.ipinfodb.com

GET /v2/ip_query_country.php?key=

Portable

WScript.Shell

winmgmts:\\.\root\SecurityCenter

\wallpaper.bmp

\wallpaper.jpg

WinServer 2003, Web Edition

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProductName

__oxFrame.class__

Scripting.FileSystemObject

Autorun.ini

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

{1D5BE4B5-FA4A-452D-9CDD-5DB35105E7EB}

Address family not supported by protocol family.

Operation already in progress.

Operation now in progress.

Socket operation on nonsocket.

Operation not supported.

Protocol family not supported.

Protocol not supported.

Socket type not supported.

Winsock.dll version out of range.

CSocketMaster.SocketExists

CSocketMaster.PostSocket

CSocketMaster.ConnectToIP

CSocketMaster.ResolveIfHostname

CSocketMaster.SendBufferedDataUDP

CSocketMaster.SendBufferedData

abe2869f-9b47-4cd9-a358-c22904dba7f7

/stext mess.dat

\mess.dat

/stext mail.dat

\mail.dat

/stext ffpw.dat

\ffpw.dat

Web Site

Password

/stext chro.dat

\chro.dat

Action URL

SOFTWARE\MICROSOFT\Windows NT\CurrentVersion

Windows

SOFTWARE\Classes\Applications\iexplore.exe\shell\open\command

http\shell\open\command

127.0.0.1

\dump.txt

\uTorrent\uTorrent.exe /DIRECTORY

255.255.255.255

finalizarprocessoportas

CONNECT %s:%i HTTP/1.0

SOFTWARE\Classes\http\shell\open\command

Software\Classes\http\shell\open\command

Software\Microsoft\Windows NT\CurrentVersion\SystemRestore

code.is.a.winner

Software\Microsoft\Windows\CurrentVersion\Uninstall\eMule

SOFTWARE\MICROSOFT\Windows NT\CurrentVersion\DigitalProductId

bps1.exe

bhookpl.dll

bnfa.exe

drvloadn.dll

drvloadx.dll

VNCHooks.dll

xr4tdwa.exe

shutdown.exe

TCnRawKeyBoard

HuntHTTPDownload

autorun.inf

hXXps://onlineeast#.bankofamerica.com

winlogon.exe

moz_logins

WEBCAMLIVE

explorer.exe

\system32\userinit.exe

SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\run

SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon

\system32\userinit.exe,

notepad.exe

steam.exe

hl.exe

\rspad.dat

@*\AD:\Blackshades Project\Blackshades NET\server\server.vbp

Summary

Dynamic Analysis

Removals

Static Analysis

Network Activity

Map

Strings from Dumps