MD5: c9415cf0e4e5b20275ea32148438ef3c
SHA1: c6766be832e72731eb062e5951233b160d7cbe8f
SHA256: 31396d8113b3c53d89c3cfe38fba8d9084065954d32b4fb3bd91a78061d1d2ca
SSDeep: 24576: 4lavt0LkLL9IMixoEgeaVHliAj2/lw4E1k7jLhG0gLLnHPLQz5gZoz0yUbq9Mm3:pkwkn9IMHeaZliAj8l7E1kHLhbgLLnH4
Size: 1190912 bytes
File type: EXE
Platform: WIN32
Entropy: Not Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2016-01-03 00:41:33
Analyzed on: Windows7 SP1 32-bit

Summary:

Trojan-Dropper. Trojan program, intended for stealth installation of other malware into user's system.

Payload

No specific payload has been found.

Process activity

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

2625.exe:2156
%original file name%.exe:3852

Mutexes

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

File activity

The process 2625.exe:2156 makes changes in the file system.
The AIT creates and/or writes to the following file(s):

C:\Users\"%CurrentUserName%"\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Google Chrome.exe (601 bytes)
C:\explorer.exe (601 bytes)

The process %original file name%.exe:3852 makes changes in the file system.
The AIT creates and/or writes to the following file(s):

C:\Users\"%CurrentUserName%"\AppData\Local\Temp\2625\2625.exe (153 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut6C4.tmp (1960 bytes)

The AIT deletes the following file(s):

C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut6C4.tmp (0 bytes)

Registry activity

The process 2625.exe:2156 makes changes in the system registry.
The AIT creates and/or sets the following values in system registry:
To automatically run itself each time Windows is booted, the AIT adds the following link to its file to the system registry autorun key:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"google chrome" = "C:\Users\"%CurrentUserName%"\AppData\Local\Temp\2625\2625.exe"

"taskmgr.exe" = "C:\Users\"%CurrentUserName%"\AppData\Local\Temp\2625\2625.exe"

The process %original file name%.exe:3852 makes changes in the system registry.
The AIT creates and/or sets the following values in system registry:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"AutoDetect" = "1"
"UNCAsIntranet" = "0"

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

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"ProxyBypass"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"ProxyBypass"
"IntranetName"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName"

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: English (United States)

PE Sections

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

URLs

URL	IP
teredo.ipv6.microsoft.com	157.56.106.189

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

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

.text

`.rdata

@.data

.rsrc

@.reloc

PSSSSSSh

Gt.Ht$

t.jGZf;

PSSShD

PVSShD

f;Crt

Jv.AKv

?#%X.y

GetProcessWindowStation

operator

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

kernel32.dll

oleaut32.dll

RegDeleteKeyExW

advapi32.dll

Error text not found (please report)

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

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

%F^bXT

TCpx(<

y%f/Dv

.Jtz`L

.Bx2P

- .gC 

}h.Ys

_to-4}

Pk`%s&

nu.hYpZ

,ÿa

'f%x }

h.qM}

:S{.aY

58%.Ss

.gFC<j

<assemblyIdentity type="win32" name="Microsoft.Windows.Common-Controls" version="6.0.0.0" language="*" processorArchitecture="*" publicKeyToken="6595b64144ccf1df"/>

<requestedExecutionLevel level="asInvoker" uiAccess="false"/>

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

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

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

<supportedOS Id="{1f676c76-80e1-4239-95bb-83d0f6d0da78}"/>

2 3(393@3

5"5(5,52565<5@5

5W5C5V5_5r5

9’9S9x9

9 9$9(9,9094989<9@9

1/2g2

: :$:(:,:0:4:8:<:@:

7-747v7}7

< <$<<<@<

mscoree.dll

combase.dll

- CRT not initialized

- Attempt to initialize the CRT more than once.

- floating point support not loaded

USER32.DLL

>>>AUTOIT NO CMDEXECUTE<<<

CMDLINERAW

CMDLINE

/AutoIt3ExecuteLine

/AutoIt3ExecuteScript

APPSKEY

789:;<=>?

FTPSETPROXY

GUICTRLRECVMSG

GUICTRLSENDMSG

GUIGETMSG

GUIREGISTERMSG

HOTKEYSET

HTTPSETPROXY

HTTPSETUSERAGENT

ISKEYWORD

MSGBOX

REGENUMKEY

SHELLEXECUTE

SHELLEXECUTEWAIT

TCPACCEPT

TCPCLOSESOCKET

TCPCONNECT

TCPLISTEN

TCPNAMETOIP

TCPRECV

TCPSEND

TCPSHUTDOWN

TCPSTARTUP

TRAYGETMSG

UDPBIND

UDPCLOSESOCKET

UDPOPEN

UDPRECV

UDPSEND

UDPSHUTDOWN

UDPSTARTUP

SendKeyDelay

SendKeyDownDelay

TCPTimeout

WINDOWSDIR

AUTOITEXE

HOTKEYPRESSED

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

Line %d:

Line %d (File "%s"):

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

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

*.au3;*.a3x

All files (*.*)

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, 10, 2

HKEY_LOCAL_MACHINE

HKEY_CLASSES_ROOT

HKEY_CURRENT_CONFIG

HKEY_CURRENT_USER

HKEY_USERS

%d/d/d

c:\%original file name%.exe

mC:\%original file name%.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.

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.#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.

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.

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.>"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.

Can not redeclare a constant.5Can not redeclare a parameter inside a user function.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.

2625.exe_2156_rwx_69722000_00002000:

.ri3J

-yiq.yiw

-yiq.yi

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):No processes have been created.
2. Delete the original AIT file.
   
3. Delete or disinfect the following files created/modified by the AIT:
   

   C:\Users\"%CurrentUserName%"\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Google Chrome.exe (601 bytes)
   C:\explorer.exe (601 bytes)
   C:\Users\"%CurrentUserName%"\AppData\Local\Temp\2625\2625.exe (153 bytes)
   C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut6C4.tmp (1960 bytes)

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

   [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
   "google chrome" = "C:\Users\"%CurrentUserName%"\AppData\Local\Temp\2625\2625.exe"
   
   [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
   "taskmgr.exe" = "C:\Users\"%CurrentUserName%"\AppData\Local\Temp\2625\2625.exe"

5. Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
   
6. Reboot the computer.
   

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