MD5: 0f9b74d4e5f3a0bc7ecb017dc07c604a
SHA1: 57f5624174b8f5c0588f06dbcc53325ef6a9c2fa
SHA256: 00191404a75941724b014b41471518cf645549f00b9720ce57ef34ddb03b8c55
SSDeep: 24576:XQyq0CVTvnXwYpG0cOyLKJrsvbV2Wqi3ts8s:XQYCVLngcEOyLKJrgtC8
Size: 951808 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2013-10-14 08:50:27
Analyzed on: WindowsXP SP3 32-bit

Summary:

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

Payload

No specific payload has been found.

Process activity

The Worm creates the following process(es):

dwwin.exe:1792
%original file name%.exe:1232
schtasks.exe:484
ouydkhan.exe:256

The Worm injects its code into the following process(es):
No processes have been created.

Mutexes

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

File activity

The process dwwin.exe:1792 makes changes in the file system.
The Worm creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)

The process %original file name%.exe:1232 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\IXP000.TMP\snxqsin.uai (3223 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\uzsj.yra (1304876 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\ouydkhan.exe (16808 bytes)

The process ouydkhan.exe:256 makes changes in the file system.
The Worm creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\RegSvcs.exe (32 bytes)

The Worm deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\b6e2_appcompat.txt (0 bytes)

Registry activity

The process dwwin.exe:1792 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "0A 0B 40 77 3A 7B B6 B7 4B 50 E6 76 A4 F2 DC A4"

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

[HKLM\System\CurrentControlSet\Hardware Profiles\0001\Software\Microsoft\windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache2"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache1"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"MigrateProxy" = "1"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"History" = "%Documents and Settings%\%current user%\Local Settings\History"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Directory" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path4]
"CacheLimit" = "65452"
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache4"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache3"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Paths" = "4"

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

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "3C 00 00 00 1E 00 00 00 01 00 00 00 00 00 00 00"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Personal" = "%Documents and Settings%\%current user%\My Documents"

Proxy settings are disabled:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"

The Worm deletes the following value(s) in system registry:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"AutoConfigURL"
"ProxyServer"
"ProxyOverride"

The process %original file name%.exe:1232 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "15 44 A3 EE 74 B7 DF 29 24 71 09 F8 95 81 2C D1"

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

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
"wextract_cleanup0" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP000.TMP\"

The process schtasks.exe:484 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "7D 24 7C 60 70 BA 4B C2 97 6D 93 8F D5 AE 14 07"

The process ouydkhan.exe:256 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "80 AD F9 44 08 21 3B 17 4D 6E 08 EA B4 A1 95 7A"

The Worm deletes the following registry key(s):

[HKLM\SOFTWARE\Microsoft\PCHealth\ErrorReporting\DW]

The Worm deletes the following value(s) in system registry:

[HKLM\SOFTWARE\Microsoft\PCHealth\ErrorReporting\DW]
"DWFileTreeRoot"

Dropped PE files

HOSTS file anomalies

No changes have been detected.

Rootkit activity

No anomalies have been detected.

Propagation

VersionInfo

Company Name:
Product Name:
Product Version:
Legal Copyright:
Legal Trademarks:
Original Filename:
Internal Name:
File Version:
File Description:
Comments:
Language: Russian (Russia)

PE Sections

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):

.text

`.data

.idata

@.rsrc

@.reloc

Invalid parameter passed to C runtime function.

advapi32.dll

setupx.dll

setupapi.dll

advpack.dll

wininit.ini

Software\Microsoft\Windows\CurrentVersion\App Paths

ADMQCMD

USRQCMD

FINISHMSG

IXPd.TMP

msdownld.tmp

TMP4351$.TMP

wextract.pdb

PSSSSSSh

SSSh<

PSSShp

PSShp

rundll32.exe %sadvpack.dll,DelNodeRunDLL32 "%s"

System\CurrentControlSet\Control\Session Manager\FileRenameOperations

wextract_cleanup%d

Command.com /c %s

rundll32.exe %s,InstallHinfSection %s 128 %s

Software\Microsoft\Windows\CurrentVersion\RunOnce

%s /D:%s

PendingFileRenameOperations

SHELL32.DLL

C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP000.TMP\

RegCreateKeyExA

RegOpenKeyExA

RegQueryInfoKeyA

RegCloseKey

ADVAPI32.dll

GetWindowsDirectoryA

KERNEL32.dll

GDI32.dll

ExitWindowsEx

MsgWaitForMultipleObjects

USER32.dll

_amsg_exit

_acmdln

msvcrt.dll

COMCTL32.dll

Cabinet.dll

VERSION.dll

YB7yc-g}E^

 ^=<<|] 

ouydkhan.exe

uzsj.yra

snxqsin.uai

#1.gwD

fuh.qJD

.bw.!

.!QU`%d

.lHD2

el.dI

w8.zA

EK.FI

%D;8z

Xq!%F

%d|91

(K%ds0

gHd.Ci

`Fy5.kj

.si{u

 2%%D

w$E.Fk

\U.cf^

K/Õ*

:-t} l

fcM;k%D:

K.iv\E

iDuD.Yo

D?Ú

.yyVG

g?.cA;X

Qt.yLP/`

-@L

OUdP

E%fgeeETpR

.ebNR

^%fN5

$J.SL

&qx$S.Cv

3.mkkab

,.vck

.Age*

K%cuF

F&.MC

%U6)pG

%SOT3

kq7Z~L|%d

6L:.Wg

?1y%u

bKn.Vn

.Fo4(

ouydkhan.exe uzsj.yra

<assemblyIdentity version="5.1.0.0"

name="Microsoft.Windows.Common-Controls"

version="6.0.0.0"

publicKeyToken="6595b64144ccf1df"

<requestedExecutionLevel

<!--The ID below indicates application support for Windows Vista -->

<supportedOS Id="{e2011457-1546-43c5-a5fe-008deee3d3f0}"/>

<!--The ID below indicates application support for Windows 7 -->

<supportedOS Id="{35138b9a-5d96-4fbd-8e2d-a2440225f93a}"/>

<!--The ID below indicates application support for Windows 8 -->

<supportedOS Id="{4a2f28e3-53b9-4441-ba9c-d69d4a4a6e38}"/>

Kernel32.dll

Please read the following license agreement. Press the PAGE DOWN key to see the rest of the agreement.

: %s.

: %s.'

".CFailed to get disk space information from: %s.

System Message: %s.&A required resource cannot be located. Are you sure you want to cancel?

8Unable to retrieve operating system version information.!Memory allocation request failed.

Filetable full.Ên not change to destination folder.

Setup could not find a drive with %s KB free disk space to install the program. Please free up some space first and press RETRY or press CANCEL to exit setup.KThat folder is invalid. Please make sure the folder exists and is writable.IYou must specify a folder with fully qualified pathname or choose Cancel.7

<%s>.

: %s3

Windows 95,

Windows NT 4.0.

'%s'.

advpack.dll.7

Windows 95

Windows NT 4.0

!Could not update folder edit box.5Could not load functions required for browser dialog.7Could not load Shell32.dll required for browser dialog.

(Error creating process <%s>. Reason: %s1The cluster size in this system is not supported.,A required resource appears to be corrupted.QWindows 95 or Windows NT 4.0 Beta 2 or greater is required for this installation.

Error loading %shGetProcAddress() failed on function '%s'. Possible reason: incorrect version of advpack.dll being used./Windows 95 or Windows NT is required to install

Could not create folder '%s'

To install this program, you need %s KB disk space on drive %s. It is recommended that you free up the required disk space before you continue.

Windows

ExitWindowsEx.

(%s) .

Error retrieving Windows folder

$NT Shutdown: OpenProcessToken error.)NT Shutdown: AdjustTokenPrivileges error.!NT Shutdown: ExitWindowsEx error.}Extracting file failed. It is most likely caused by low memory (low disk space for swapping file) or corrupted Cabinet file.aThe setup program could not retrieve the volume information for drive (%s) .

System message: %s.xSetup could not find a drive with %s KB free disk space to install the program. Please free up some space and try again.eThe installation program appears to be damaged or corrupted. Contact the vendor of this application.

/C:<Cmd>

/C:<Cmd> -- Override Install Command defined by author.

eAnother copy of the '%s' package is already running on your system. Do you want to run another copy?

Could not find the file: %s.

'%s'.

Windows,

:The folder '%s' does not exist. Do you want to create it?hAnother copy of the '%s' package is already running on your system. You can only run one copy at a time.OThe '%s' package is not compatible with the version of Windows you are running.SThe '%s' package is not compatible with the version of the file: %s on your system.

Google Chrome

51,0,2704,103

chrome.exe

ouydkhan.exe_256:

.text

`.rdata

@.data

.rsrc

@.reloc

j.Yf;

r%f;M

j.Xf;

j.Zf;

PSSSSSSh

Gt.Ht$

kernel32.dll

?#%X.y

GetProcessWindowStation

operator

operand of unlimited repeat could match the empty string

POSIX named classes are supported only within a class

erroffset passed as NULL

POSIX collating elements are not supported

this version of PCRE is compiled without UTF support

PCRE does not support \L, \l, \N{name}, \U, or \u

support for \P, \p, and \X has not been compiled

this version of PCRE is not compiled with Unicode property support

\N is not supported in a class

RegDeleteKeyExW

advapi32.dll

Error text not found (please report)

WSOCK32.dll

VERSION.dll

WINMM.dll

COMCTL32.dll

MPR.dll

InternetCrackUrlW

HttpQueryInfoW

HttpOpenRequestW

HttpSendRequestW

FtpOpenFileW

FtpGetFileSize

InternetOpenUrlW

WININET.dll

PSAPI.DLL

IPHLPAPI.DLL

USERENV.dll

UxTheme.dll

GetProcessHeap

CreatePipe

GetWindowsDirectoryW

KERNEL32.dll

OpenWindowStationW

SetProcessWindowStation

CloseWindowStation

MapVirtualKeyW

EnumChildWindows

EnumWindows

VkKeyScanW

GetKeyState

GetKeyboardState

SetKeyboardState

GetAsyncKeyState

keybd_event

EnumThreadWindows

ExitWindowsEx

UnregisterHotKey

RegisterHotKey

GetKeyboardLayoutNameW

USER32.dll

SetViewportOrgEx

GDI32.dll

COMDLG32.dll

RegOpenKeyExW

RegCloseKey

RegCreateKeyExW

RegEnumKeyExW

RegDeleteKeyW

ADVAPI32.dll

ShellExecuteW

SHFileOperationW

ShellExecuteExW

SHELL32.dll

ole32.dll

OLEAUT32.dll

GetCPInfo

zcÁ

UQ.WP

mI.Us

\.gGL

.FFF<

,.bh9

].Whjj*

<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0"><dependency><dependentAssembly><assemblyIdentity type="win32" name="Microsoft.Windows.Common-Controls" version="6.0.0.0" language="*" processorArchitecture="*" publicKeyToken="6595b64144ccf1df"></assemblyIdentity></dependentAssembly></dependency><trustInfo xmlns="urn:schemas-microsoft-com:asm.v3"><security><requestedPrivileges><requestedExecutionLevel level="asInvoker" uiAccess="false"></requestedExecutionLevel></requestedPrivileges></security></trustInfo><compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1"><application><supportedOS Id="{e2011457-1546-43c5-a5fe-008deee3d3f0}"></supportedOS><supportedOS Id="{35138b9a-5d96-4fbd-8e2d-a2440225f93a}"></supportedOS><supportedOS Id="{4a2f28e3-53b9-4441-ba9c-d69d4a4a6e38}"></supportedOS><supportedOS Id="{1f676c76-80e1-4239-95bb-83d0f6d0da78}"></supportedOS><supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}"></supportedOS></application></compatibility></assembly>

? ?$?(?,?0?4?8?

2 2$2(2,2024282

1,20242[2

0\0c0k0p0t0x0

1!1%1)1-1

2#3(323=3

6$7(7,70747

5 5-5\9~9

8%9.959@9

2 2 222\2

> >$>(>,>

? ?$?(?,?0?

/AutoIt3ExecuteScript

/AutoIt3ExecuteLine

CMDLINE

CMDLINERAW

FTPSETPROXY

GUICTRLRECVMSG

GUICTRLSENDMSG

GUIGETMSG

GUIREGISTERMSG

HOTKEYSET

HTTPSETPROXY

HTTPSETUSERAGENT

ISKEYWORD

MAPKEYS

MSGBOX

REGENUMKEY

SHELLEXECUTE

SHELLEXECUTEWAIT

TCPACCEPT

TCPCLOSESOCKET

TCPCONNECT

TCPLISTEN

TCPNAMETOIP

TCPRECV

TCPSEND

TCPSHUTDOWN

TCPSTARTUP

TRAYGETMSG

UDPBIND

UDPCLOSESOCKET

UDPOPEN

UDPRECV

UDPSEND

UDPSHUTDOWN

UDPSTARTUP

SendKeyDownDelay

SendKeyDelay

TCPTimeout

mscoree.dll

combase.dll

- floating point support not loaded

- CRT not initialized

- Attempt to initialize the CRT more than once.

USER32.DLL

789:;<=>?

APPSKEY

WINDOWSDIR

AUTOITEXE

HOTKEYPRESSED

%s (%d) : ==> %s.:

Line %d:

Line %d (File "%s"):

%s (%d) : ==> %s:

AutoIt script files (*.au3, *.a3x)

*.au3;*.a3x

All files (*.*)

KEYS

Line %d:

\\?\UNC\

04090000

%u.%u.%u.%u

0.0.0.0

Mddddd

"%s" (%d) : ==> %s:

\??\%s

GUI_RUNDEFMSG

AUTOITCALLVARIABLE%d

255.255.255.255

Keyword

AUTOIT.ERROR

Null Object assignment in FOR..IN loop

Incorrect Object type in FOR..IN loop

3, 3, 14, 0

HKEY_LOCAL_MACHINE

HKEY_CLASSES_ROOT

HKEY_CURRENT_CONFIG

HKEY_CURRENT_USER

HKEY_USERS

%d/d/d

C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP000.TMP\ouydkhan.exe

hXXp://VVV.autoitscript.com/autoit3/

AutoIt3.exe

AutoIt supports the __stdcall (WINAPI) and __cdecl calling conventions. The __stdcall (WINAPI) convention is used by default but __cdecl can be used instead. See the DllCall() documentation for details on changing the calling convention.

Missing operator in expression."Unbalanced brackets in expression.

>"Select" statement is missing "EndSelect" or "Case" statement. "If" statements must have a "Then" keyword. Badly formated Struct statement."Cannot assign values to constants..Cannot make existing variables into constants.9Only Object-type variables allowed in a "With" statement.v"long_ptr", "int_ptr" and "short_ptr" DllCall() types have been deprecated. Use "long*", "int*" and "short*" instead.-Object referenced outside a "With" statement.)Nested "With" statements are not allowed."Variable must be of type "Object".1The requested action with this object has failed.8Variable appears more than once in function declaration.2ReDim array can not be initialized in this manner.1An array variable can not be used in this manner.

Invalid file filter given.*Expected a variable in user function call.1"Do" statement has no matching "Until" statement.2"Until" statement with no matching "Do" statement.#"For" statement is badly formatted.2"Next" statement with no matching "For" statement.N"ExitLoop/ContinueLoop" statements only valid from inside a For/Do/While loop.1"For" statement has no matching "Next" statement.@"Case" statement with no matching "Select"or "Switch" statement.:"EndSelect" statement with no matching "Select" statement.ORecursion level has been exceeded - AutoIt will quit to prevent stack overflow.&Cannot make existing variables static.4Cannot make static variables into regular variables.

3This keyword cannot be used after a "Then" keyword.

0Expected a "=" operator in assignment statement.*Invalid keyword at the start of this line.

Invalid element in a DllStruct.*Unknown option or bad parameter specified.&Unable to load the internet libraries./"Struct" statement has no matching "EndStruct".HUnable to open file, the maximum number of open files has been exceeded.K"ContinueLoop" statement with no matching "While", "Do" or "For" statement.0Incorrect number of parameters in function call.'"ReDim" used without an array variable.>Illegal text at the end of statement (one statement per line).1"If" statement has no matching "EndIf" statement.1"Else" statement with no matching "If" statement.2"EndIf" statement with no matching "If" statement.7Too many "Else" statements for matching "If" statement.3"While" statement has no matching "Wend" statement.4"Wend" statement with no matching "While" statement.%Variable used without being declared.XArray variable has incorrect number of subscripts or subscript dimension range exceeded.#Variable subscript badly formatted.*Subscript used on non-accessible variable.&Too many subscripts used for an array.0Missing subscript dimensions in "Dim" statement.NNo variable given for "Dim", "Local", "Global", "Struct" or "Const" statement.

HCan pass constants by reference only to parameters with "Const" keyword.*Can not initialize a variable with itself.$Incorrect way to use this parameter.:"EndSwitch" statement with no matching "Switch" statement.>"Switch" statement is missing "EndSwitch" or "Case" statement.H"ContinueCase" statement with no matching "Select"or "Switch" statement.

String missing closing quote.!Badly formated variable or macro.*Missing separator character after keyword.

schtasks.exe_484:

.text

`.data

.rsrc

USER32.dll

MPR.dll

ole32.dll

Secur32.dll

WS2_32.dll

NETAPI32.dll

SHLWAPI.dll

msvcrt.dll

KERNEL32.dll

NTDLL.DLL

xpsp1res.dll

ScTasks.pdb

%d:%d

kernel32.dll

\/[]:|<> =;,?$#()!@^"`{}*%

\\%s\%s

5.1.2600.5512 (xpsp.080413-2108)

SchTasks.exe

ScTasks.exe

Windows

Operating System

5.1.2600.5512

Type the password for %s:1Passing the user credential on local connection.

7The Target system must be running Windows XP or above.

PInvalid Syntax. '%s' value is not allowed for '%s' option.

Type "%s" for usage.

KInvalid Syntax. Specify valid numeric value for '%s'.

SInvalid Syntax. Specifiy valid floating point value for '%s'.

HInvalid Syntax. Mandatory option '/%s' is missing.

XInvalid Syntax. '%s' option is not allowed more than '%d' time(s).

5Invalid Argument/Option - '%s'.

[Invalid Syntax. Default option is not allowed more than '%d' time(s).

>Invalid Syntax. Value expected for '%s'.

TInvalid Syntax. '%s' value is not allowed as default argument.

Type "SCHTASKS /CREATE /?" for usage.jERROR: Invalid starttime value (Time should be in hh:mm:ss format).

BERROR: The specified task name "%s" does not exist in the system.

ERROR: Failed to open "StdIn.txt" file.

ERROR: Failed to read "StdIn.txt" file.

ERROR: Password cannot be NULL.

.ERROR: Unable to run the scheduled task "%1".

Type "SCHTASKS /CREATE /?" for usage.KERROR: The scheduled task name cannot be null or more than 239 characters.

vERROR: Invalid syntax Cannot specify password without specifying the user name.

vERROR: Invalid syntax. Cannot specify password without specifying the user name.

wERROR: Invalid syntax. Cannot specify password without specifying the user name.

tERROR: Invalid syntax. Cannot specify password without specifying the user name.

jWARNING: When the run as password is empty, the scheduled task may not run because of the security policy

Task not scheduled3ERROR: Password cannot be more than 64 characters.

BWARNING: Password will be ignored for "NT AUTHORITY\SYSTEM" user.

10/20/2001

15/09/2001

2001/12/30

Scheduled#Please enter the run as user name: )Please enter the run as password for %1:  Please enter the run as password for "%1": CThe task will be created under current logged-on user name ("%1").

HOURLY

Hourly

SCHTASKS /Create [/S system [/U username [/P password]]]

G [/RU username [/RP password]] /SC schedule [/MO modifier] [/D day]

F which the command should execute.

H /P password Specifies the password for the given

H /RP password Specifies the password for the user.

I To prompt for the password, the value

D Password will not effect for the

I Valid schedule types: MINUTE, HOURLY,

J Example: C:\windows\system32\calc.exe

HOURLY: 1 - 23 hours.

B SCHTASKS /Create /S system /U user /P password /RU runasuser

B /RP runaspassword /SC HOURLY /TN rtest1 /TR notepad

E SCHTASKS /Create /S system /U domain\user /P password /SC MINUTE

9 /MO 5 /TN rtest2 /TR calc.exe /ST 12:00:00

. /TR c:\windows\system32\freecell

A SCHTASKS /Create /S system /U user /P password /RU runasuser

D /RP runaspassword /SC WEEKLY /TN test1 /TR notepad.exe

B /MO 5 /TN test2 /TR c:\windows\system32\notepad.exe

< /TR c:\windows\system32\freecell /RU runasuser

G end scheduled tasks on a local or remote system. Replaces AT.exe.

SCHTASKS /Query [/S system [/U username [/P password]]] [/FO format]

@ which the command should execute.

B /P password Specifies the password for the given

2 SCHTASKS /Query /S system /U user /P password

> SCHTASKS /Query /FO LIST /V /S system /U user /P password

SCHTASKS /Delete [/S system [/U username [/P password]]] /TN taskname

? which the command should execute.

A /P password Specifies the password for the given

G SCHTASKS /Delete /S system /U user /P password /TN "Start Restore"

I SCHTASKS /Delete /S system /U user /P password /TN "Start Backup" /F

SCHTASKS /Change [/S system [/U username [/P password]]] {[/RU runasuser]

5 [/RP runaspassword] [/TR taskrun]} /TN taskname

B Changes the program to run, or user account and password used

A which the command should execute.

C /P password Specifies the password for the given

H /RP password Specifies a new password for the existing

E user context or the password for a new

I user account. Password will not effect for

; SCHTASKS /Change /RP password /TN "Backup and Restore"

9 SCHTASKS /Change /TR restore.exe /TN "Start Restore"

@ SCHTASKS /Change /S system /U user /P password /RU newuser

SCHTASKS /Run [/S system [/U username [/P password]]] /TN taskname

D which the command should execute.

F /P password Specifies the password for the given

I SCHTASKS /Run /S system /U user /P password /TN "Backup and Restore"

SCHTASKS /End [/S system [/U username [/P password]]] /TN taskname

E which the command should execute.

G /P password Specifies the password for the given

I SCHTASKS /End /S system /U user /P password /TN "Backup and Restore"

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):
   

   dwwin.exe:1792
   %original file name%.exe:1232
   schtasks.exe:484
   ouydkhan.exe:256

2. Delete the original Worm file.
   
3. Delete or disinfect the following files created/modified by the Worm:
   

   %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\snxqsin.uai (3223 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\uzsj.yra (1304876 bytes)
   %Documents and Settings%\%current user%\Local Settings\Temp\IXP000.TMP\ouydkhan.exe (16808 bytes)
   %Documents and Settings%\%current user%\RegSvcs.exe (32 bytes)

4. Delete the following value(s) in the autorun key (How to Work with System Registry):
   

   [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce]
   "wextract_cleanup0" = "rundll32.exe %System%\advpack.dll,DelNodeRunDLL32 C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\IXP000.TMP\"

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