Worm.Win32.AutoItGen_66f311a184 – Adaware

Dynamic Analysis

Payload

No specific payload has been found.

Process activity

The Worm creates the following process(es):

%original file name%.exe:392

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 %original file name%.exe:392 makes changes in the file system.

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

%WinDir%\okiloveme.exe (7547 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\autB3.tmp (3097 bytes)
%Documents and Settings%\%current user%\Start Menu\Programs\Startup\Ãƒâ€šÃ‚Â .exe (1425 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\grybinp (784 bytes)
C:\New Folder (2).exe (45282 bytes)
%WinDir%\YahooMessenger.exe (7547 bytes)
%System%\drivers\etc\hosts (77509 bytes)
C:\okiloveme.exe (45282 bytes)
C:\autorun.inf (984 bytes)
C:\New Folder.exe (45282 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\autB2.tmp (2 bytes)
%WinDir%\autorun.inf (317 bytes)
%WinDir%\killer.exe (7547 bytes)

The Worm deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\autB3.tmp (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\grybinp (0 bytes)
C:\New Folder (2).exe (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\autB2.tmp (0 bytes)
C:\okiloveme.exe (0 bytes)
C:\autorun.inf (0 bytes)
C:\New Folder.exe (0 bytes)

Registry activity

The process %original file name%.exe:392 makes changes in the system registry.

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

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "92 FD A7 B2 86 E7 DC 6E 70 ED C9 E7 B2 05 F1 95"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Startup" = "%Documents and Settings%\%current user%\Start Menu\Programs\Startup"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\Folder\Hidden\SHOWALL]
"CheckedValue" = "0"

[HKCR\.vbs]
"(Default)" = "exefile"

[HKCR\.reg]
"(Default)" = "exefile"

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]
"Runonce" = "%WinDir%\okiloveme.exe"

The Worm adds the reference to itself to be executed when a user logs on:

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
"Shell" = "explorer.exe, killer.exe"

Dropped PE files

MD5	File path
6c363adb2d5827b24ac062ff82edf450	c:\Documents and Settings\"%CurrentUserName%"\Start Menu\Programs\Startup\Ã‚Â .exe

HOSTS file anomalies

The Worm modifies "%System%\drivers\etc\hosts" file which is used to translate DNS entries to IP addresses. The modified file is 6123 bytes in size. The following strings are added to the hosts file listed below:

173.201.233.47	www.google.ac
173.201.233.47	www.google.ad
173.201.233.47	www.google.ae
173.201.233.47	www.google.am
173.201.233.47	www.google.as
173.201.233.47	www.google.at
173.201.233.47	www.google.az
173.201.233.47	www.google.ba
173.201.233.47	www.google.be
173.201.233.47	www.google.bf
173.201.233.47	www.google.bg
173.201.233.47	www.google.bi
173.201.233.47	www.google.bj
173.201.233.47	www.google.bs
173.201.233.47	www.google.ca
173.201.233.47	www.google.cc
173.201.233.47	www.google.cd
173.201.233.47	www.google.cf
173.201.233.47	www.google.cg
173.201.233.47	www.google.ch
173.201.233.47	www.google.ci
173.201.233.47	www.google.cl
173.201.233.47	www.google.cm
173.201.233.47	www.google.cn
173.201.233.47	www.google.co.bw
173.201.233.47	www.google.co.ck
173.201.233.47	www.google.co.cr
173.201.233.47	www.google.co.id/
173.201.233.47	www.google.co.il/
173.201.233.47	www.google.co.in/
173.201.233.47	www.google.co.jp/
173.201.233.47	www.google.co.ke/
173.201.233.47	www.google.co.kr/
173.201.233.47	www.google.co.ls/
173.201.233.47	www.google.co.ma/
173.201.233.47	www.google.co.mz/
173.201.233.47	www.google.co.nz/
173.201.233.47	www.google.co.th/
173.201.233.47	www.google.co.tz/
173.201.233.47	www.google.co.ug/
173.201.233.47	www.google.co.uk/
173.201.233.47	www.google.co.uz/
173.201.233.47	www.google.co.ve/
173.201.233.47	www.google.co.vi/
173.201.233.47	www.google.co.za
173.201.233.47	www.google.co.zm
173.201.233.47	www.google.co.zw
173.201.233.47	www.google.com.af
173.201.233.47	www.google.com.ag
173.201.233.47	www.google.com.ai
173.201.233.47	www.google.com.ar
173.201.233.47	www.google.com.au
173.201.233.47	www.google.com.bd
173.201.233.47	www.google.com.bh
173.201.233.47	www.google.com.bn
173.201.233.47	www.google.com.bo
173.201.233.47	www.google.com.br
173.201.233.47	www.google.com.by
173.201.233.47	www.google.com.bz
173.201.233.47	www.google.com.co
173.201.233.47	www.google.com.cu
173.201.233.47	www.google.com.do
173.201.233.47	www.google.com.ec
173.201.233.47	www.google.com.eg
173.201.233.47	www.google.com.et
173.201.233.47	www.google.com.fj
173.201.233.47	www.google.com.gh
173.201.233.47	www.google.com.gi
173.201.233.47	www.google.com.gt/
173.201.233.47	www.google.com.hk/
173.201.233.47	www.google.com.jm/
173.201.233.47	www.google.com.kh
173.201.233.47	www.google.com.kw/
173.201.233.47	www.google.com.lb/
173.201.233.47	www.google.com.lc/
173.201.233.47	www.google.com.ly/
173.201.233.47	www.google.com.mt/
173.201.233.47	www.google.com.mx/
173.201.233.47	www.google.com.my/
173.201.233.47	www.google.com.na/
173.201.233.47	www.google.com.nf/
173.201.233.47	www.google.com.ng/
173.201.233.47	www.google.com.ni/
173.201.233.47	www.google.com.np/
173.201.233.47	www.google.com.om/
173.201.233.47	www.google.com.pa/
173.201.233.47	www.google.com.pe/
173.201.233.47	www.google.com.ph/
173.201.233.47	www.google.com.pk/
173.201.233.47	www.google.com.pr/
173.201.233.47	www.google.com.py/
173.201.233.47	www.google.com.qa/
173.201.233.47	www.google.com.sa/
173.201.233.47	www.google.com.sb/
173.201.233.47	www.google.com.sg/
173.201.233.47	www.google.com.sl/
173.201.233.47	www.google.com.sv/
173.201.233.47	www.google.com.tj/
173.201.233.47	www.google.com.tn/
173.201.233.47	www.google.com.tr/
173.201.233.47	www.google.com.tw/
173.201.233.47	www.google.com.ua/
173.201.233.47	www.google.com.uy/
173.201.233.47	www.google.com.vc/
173.201.233.47	www.google.com.vn/
173.201.233.47	www.google.cz
173.201.233.47	www.google.de
173.201.233.47	www.google.dj
173.201.233.47	www.google.dk
173.201.233.47	www.google.dm
173.201.233.47	www.google.dz
173.201.233.47	www.google.ee
173.201.233.47	www.google.es
173.201.233.47	www.google.fi
173.201.233.47	www.google.fm
173.201.233.47	www.google.fr
173.201.233.47	www.google.ga
173.201.233.47	www.google.gd
173.201.233.47	www.google.ge
173.201.233.47	www.google.gf
173.201.233.47	www.google.gg
173.201.233.47	www.google.gl/
173.201.233.47	www.google.gm/
173.201.233.47	www.google.gp/
173.201.233.47	www.google.gr/
173.201.233.47	www.google.gy/
173.201.233.47	www.google.hn/
173.201.233.47	www.google.hr/
173.201.233.47	www.google.ht/
173.201.233.47	www.google.hu/
173.201.233.47	www.google.ie/
173.201.233.47	www.google.im/
173.201.233.47	www.google.io/
173.201.233.47	www.google.iq/
173.201.233.47	www.google.is/
173.201.233.47	www.google.it.ao
173.201.233.47	www.google.it/
173.201.233.47	www.google.je/
173.201.233.47	www.google.jo/
173.201.233.47	www.google.kg/
173.201.233.47	www.google.ki/
173.201.233.47	www.google.kz/
173.201.233.47	www.google.la/
173.201.233.47	www.google.li/
173.201.233.47	www.google.lk/
173.201.233.47	www.google.lt/
173.201.233.47	www.google.lu/
173.201.233.47	www.google.lv/
173.201.233.47	www.google.md/
173.201.233.47	www.google.me/
173.201.233.47	www.google.mg/
173.201.233.47	www.google.mk/
173.201.233.47	www.google.ml/
173.201.233.47	www.google.mn/
173.201.233.47	www.google.ms/
173.201.233.47	www.google.mu/
173.201.233.47	www.google.mv/
173.201.233.47	www.google.mw/
173.201.233.47	www.google.ne/
173.201.233.47	www.google.nl/
173.201.233.47	www.google.no/
173.201.233.47	www.google.nr/
173.201.233.47	www.google.nu/
173.201.233.47	www.google.pl/
173.201.233.47	www.google.pn/
173.201.233.47	www.google.ps/
173.201.233.47	www.google.pt/
173.201.233.47	www.google.ro/
173.201.233.47	www.google.rs/
173.201.233.47	www.google.ru/
173.201.233.47	www.google.rw/
173.201.233.47	www.google.sc/
173.201.233.47	www.google.se/
173.201.233.47	www.google.sh/
173.201.233.47	www.google.si/
173.201.233.47	www.google.sk/
173.201.233.47	www.google.sm/
173.201.233.47	www.google.sn/
173.201.233.47	www.google.st/
173.201.233.47	www.google.td/
173.201.233.47	www.google.tg/
173.201.233.47	www.google.tk/
173.201.233.47	www.google.tl/
173.201.233.47	www.google.tm/
173.201.233.47	www.google.to/
173.201.233.47	www.google.tt/
173.201.233.47	www.google.us/
173.201.233.47	www.google.vg/
173.201.233.47	www.google.vu
173.201.233.47	www.google.ws

Rootkit activity

No anomalies have been detected.

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*

Terminate malicious process(es) (How to End a Process With the Task Manager):
%original file name%.exe:392
Delete the original Worm file.
Delete or disinfect the following files created/modified by the Worm:
%WinDir%\okiloveme.exe (7547 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\autB3.tmp (3097 bytes)
%Documents and Settings%\%current user%\Start Menu\Programs\Startup\Ãƒâ€šÃ‚Â .exe (1425 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\grybinp (784 bytes)
C:\New Folder (2).exe (45282 bytes)
%WinDir%\YahooMessenger.exe (7547 bytes)
%System%\drivers\etc\hosts (77509 bytes)
C:\okiloveme.exe (45282 bytes)
C:\autorun.inf (984 bytes)
C:\New Folder.exe (45282 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\autB2.tmp (2 bytes)
%WinDir%\autorun.inf (317 bytes)
%WinDir%\killer.exe (7547 bytes)
Delete the following value(s) in the autorun key (How to Work with System Registry):
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"Runonce" = "%WinDir%\okiloveme.exe"
Remove the references to the Worm by modifying the following registry value(s) (How to Work with System Registry):
[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
"Shell" = "explorer.exe, killer.exe"
Restore the original content of the HOSTS file (%System%\drivers\etc\hosts): 127.0.0.1 localhost
Reboot the computer.

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

Static Analysis

VersionInfo

Company Name:
Product Name:
Product Version:
Legal Copyright:
Legal Trademarks:
Original Filename:
Internal Name:
File Version: 3, 3, 6, 1
File Description:
Comments:
Language: Language Neutral

Company Name: Product Name: Product Version: Legal Copyright: Legal Trademarks: Original Filename: Internal Name: File Version: 3, 3, 6, 1File Description: Comments: Language: Language Neutral

PE Sections

Name	Virtual Address	Virtual Size	Raw Size	Entropy	Section MD5
.text	4096	524311	524800	4.59884	be1208f841dc92012d5f6bbdd832e6d9
.rdata	532480	55644	55808	3.15553	47a64a37213ad28510461b998d7032c7
.data	589824	107800	26624	1.52615	e5d77411f751d28c6eee48a743606795
.rsrc	700416	111808	112128	2.92257	830fe3a391af0a0a20cc4f69082f8e8f

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_392:

.text

`.rdata

@.data

.rsrc

s%j.Zf

tGHt.Ht&

tCPh

SSSSh

\$%u#Sj

Please contact the application's support team for more information.

- Attempt to initialize the CRT more than once.

- CRT not initialized

- floating point support not loaded

GetProcessWindowStation

USER32.DLL

operator

This is a compiled AutoIt script. AV researchers please email avsupport@autoitscript.com for support.

uxtheme.dll

kernel32.dll

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 not compiled with PCRE_UTF8 support

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

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

(*VERB) with an argument is not supported

ICMP.DLL

advapi32.dll

RegDeleteKeyExW

KERNEL32.DLL

ADVAPI32.dll

COMCTL32.dll

COMDLG32.dll

GDI32.dll

MPR.dll

ole32.dll

OLEAUT32.dll

PSAPI.DLL

SHELL32.dll

USER32.dll

USERENV.dll

VERSION.dll

WININET.dll

WINMM.dll

WSOCK32.dll

GetProcessHeap

CreatePipe

GetWindowsDirectoryW

GetCPInfo

GetConsoleOutputCP

RegDeleteKeyW

RegCreateKeyExW

RegEnumKeyExW

RegCloseKey

RegOpenKeyExW

SetViewportOrgEx

ShellExecuteExW

SHFileOperationW

ShellExecuteW

RegisterHotKey

GetKeyboardLayoutNameW

ExitWindowsEx

EnumThreadWindows

GetAsyncKeyState

SetKeyboardState

GetKeyboardState

GetKeyState

VkKeyScanW

EnumWindows

EnumChildWindows

MapVirtualKeyW

CloseWindowStation

SetProcessWindowStation

OpenWindowStationW

UnregisterHotKey

keybd_event

InternetCrackUrlW

HttpQueryInfoW

HttpOpenRequestW

HttpSendRequestW

FtpOpenFileW

FtpGetFileSize

InternetOpenUrlW

zcÁ

mscoree.dll

>>>AUTOIT NO CMDEXECUTE<<<</pre><pre>CMDLINERAW</pre><pre>CMDLINE</pre><pre>/AutoIt3ExecuteLine</pre><pre>/AutoIt3ExecuteScript</pre><pre>%s (%d) : ==> %s.:</pre><pre>Line %d:</pre><pre>Line %d (File "%s"):</pre><pre>%s (%d) : ==> %s:</pre><pre>AutoIt script files (*.au3, *.a3x)</pre><pre>*.au3;*.a3x</pre><pre>All files (*.*)</pre><pre>#NoAutoIt3Execute</pre><pre>APPSKEY</pre><pre>04090000</pre><pre>%u.%u.%u.%u</pre><pre>0.0.0.0</pre><pre>Mddddd</pre><pre>%s (%d) : ==> %s:</pre><pre>UDPSTARTUP</pre><pre>UDPSHUTDOWN</pre><pre>UDPSEND</pre><pre>UDPRECV</pre><pre>UDPOPEN</pre><pre>UDPCLOSESOCKET</pre><pre>UDPBIND</pre><pre>TRAYGETMSG</pre><pre>TCPSTARTUP</pre><pre>TCPSHUTDOWN</pre><pre>TCPSEND</pre><pre>TCPRECV</pre><pre>TCPNAMETOIP</pre><pre>TCPLISTEN</pre><pre>TCPCONNECT</pre><pre>TCPCLOSESOCKET</pre><pre>TCPACCEPT</pre><pre>SHELLEXECUTEWAIT</pre><pre>SHELLEXECUTE</pre><pre>REGENUMKEY</pre><pre>MSGBOX</pre><pre>ISKEYWORD</pre><pre>HTTPSETUSERAGENT</pre><pre>HTTPSETPROXY</pre><pre>HOTKEYSET</pre><pre>GUIREGISTERMSG</pre><pre>GUIGETMSG</pre><pre>GUICTRLSENDMSG</pre><pre>GUICTRLRECVMSG</pre><pre>FTPSETPROXY</pre><pre>\??\%s</pre><pre>GUI_RUNDEFMSG</pre><pre>SendKeyDelay</pre><pre>SendKeyDownDelay</pre><pre>TCPTimeout</pre><pre>AUTOITCALLVARIABLE%d</pre><pre>255.255.255.255</pre><pre>Keyword</pre><pre>AutoIt.Error</pre><pre>Null Object assignment in FOR..IN loop</pre><pre>Incorrect Object type in FOR..IN loop</pre><pre>HOTKEYPRESSED</pre><pre>AUTOITEXE</pre><pre>WINDOWSDIR</pre><pre>3, 3, 6, 1</pre><pre>HKEY_LOCAL_MACHINE</pre><pre>HKEY_CLASSES_ROOT</pre><pre>HKEY_CURRENT_CONFIG</pre><pre>HKEY_CURRENT_USER</pre><pre>HKEY_USERS</pre><pre>%d/d/d</pre><pre>c:\%original file name%.exe</pre><pre>:C:\%original file name%.exe</pre><pre>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.</pre><pre>Missing operator in expression."Unbalanced brackets in expression.</pre><pre>Error parsing function call.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.)Array variable subscript badly formatted.'Subscript used with non-Array 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.0Expected a "=" operator in assignment statement.*Invalid keyword at the start of this line.</pre><pre>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.</pre><pre>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.</pre><pre>3This keyword cannot be used after a "Then" keyword.</pre><pre>>"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.</pre><pre>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.</pre><pre>String missing closing quote.!Badly formated variable or macro.*Missing separator character after keyword.</pre>

Summary

Dynamic Analysis

Removals

Static Analysis

Network Activity

Map

Strings from Dumps