Worm.Win32.Ainslot_VariantOfZeus_4580024691

by malwarelabrobot on August 18th, 2014 in Malware Descriptions.

HEUR:Trojan.Win32.Generic (Kaspersky), Worm.Win32.Ainslot.VB.FD, GenericAutorunWorm.YR, WormAinslot_VariantOfZeus.YR (Lavasoft MAS)
Behaviour: Trojan, Worm, WormAutorun


The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.

Requires JavaScript enabled!

Summary
Dynamic Analysis
Static Analysis
Network Activity
Map
Strings from Dumps
Removals

MD5: 4580024691b154f173075d465775acfa
SHA1: 8b744b5e4512f2a32b710dcdd69bfeca8903c082
SHA256: 00ba65ea0f194521fa9057007972db9de4192f9c57a1668d3f35bce3bdccca2f
SSDeep: 12288:6P OeuqlvclbrEH Cii5Ij7DsrvNqDGJexjcw33pd/zi:6PVqlvcl/eF5GXsrFXJexpHpli
Size: 586016 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company:
Created at: 2012-09-11 22:12:14
Analyzed on: WindowsXP SP3 32-bit


Summary:

Worm. A program that is primarily replicating on networks or removable drives.

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.

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)

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:

URLs

No activity has been detected.

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

Web Traffic was not found.

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

%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


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. Terminate malicious process(es) (How to End a Process With the Task Manager):

    %original file name%.exe:1220

  2. Delete the original Worm file.
  3. 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)

  4. 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"

  5. Find and delete all copies of the worm's file together with "autorun.inf" scripts on removable drives.
  6. Reboot the computer.

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

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