Trojan.Generic.11797105_df30525374 – Adaware

Dynamic Analysis

Payload

No specific payload has been found.

Process activity

The Trojan creates the following process(es):

%original file name%.exe:396

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

%original file name%.exe:2036

Mutexes

The following mutexes were created/opened:

ShimCacheMutex_!MSFTHISTORY!_c:!documents and settings!adm!local settings!temporary internet files!content.ie5!c:!documents and settings!adm!cookies!c:!documents and settings!adm!local settings!history!history.ie5!WininetStartupMutexWininetConnectionMutexWininetProxyRegistryMutexRasPbFileZonesCounterMutexZonesCacheCounterMutexZonesLockedCacheCounterMutex

File activity

The process %original file name%.exe:2036 makes changes in the file system.

The Trojan 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)

Registry activity

The process %original file name%.exe:2036 makes changes in the system registry.

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

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

[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\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\path2]
"CacheLimit" = "65452"

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

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

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

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

[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\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"

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

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

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

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

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

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "B8 AF 68 79 B8 00 7B 1D 53 C7 76 BD E3 F2 94 60"

[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"

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

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

[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"

The Trojan modifies IE settings for security zones to map all local web-nodes with no dots which do not refer to any zone to the Intranet Zone:

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

The Trojan modifies IE settings for security zones to map all web-nodes that bypassing the proxy to the Intranet Zone:

"ProxyBypass" = "1"

Proxy settings are disabled:

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

The Trojan modifies IE settings for security zones to map all urls to the Intranet Zone:

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

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

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

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

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

The process %original file name%.exe:396 makes changes in the system registry.

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

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "08 67 27 C4 85 C8 EA AA 99 1B BB 74 2B E3 20 5B"

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

[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"

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

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:396
Delete the original Trojan file.
Delete or disinfect the following files created/modified by the Trojan:
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
Delete the following value(s) in the autorun key (How to Work with System Registry):
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"Security" = "C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\winlogin.exe"
Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
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: English (United States)

Company Name: Product Name: Product Version: Legal Copyright: Legal Trademarks: Original Filename: Internal Name: File Version: 3, 3, 6, 1File Description: Comments: Language: English (United States)

PE Sections

Name	Virtual Address	Virtual Size	Raw Size	Entropy	Section MD5
.text	4096	524311	524800	4.59884	be1208f841dc92012d5f6bbdd832e6d9
.rdata	532480	55644	55808	3.38261	d6ee3d7f33205828a9d70ce744d3d4bb
.data	589824	107800	26624	1.52615	e5d77411f751d28c6eee48a743606795
.rsrc	700416	98496	98816	2.31733	e199599765d86b1e92218dfe4a7373b8

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

Network Activity

URLs

URL	IP
hxxp://192.34.60.206/favicon.jpg

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

GET /favicon.jpg HTTP/1.1

User-Agent: AutoIt

Host: 192.34.60.206

HTTP/1.1 404 Not Found

Content-Type: text/html; charset=utf-8

Content-Length: 728

Connection: keep-alive

Status: 404

X-Powered-By: Phusion Passenger (mod_rails/mod_rack) 3.0.19

X-Request-Id: 18d6d0e540efa054aa5b81929c4441f9

X-Runtime: 0.005822

Date: Sat, 25 Oct 2014 13:08:41 GMT

X-Rack-Cache: miss

Server: nginx/1.2.7 Phusion Passenger 3.0.19

<!DOCTYPE html>.<html>.<head>. <title>The page you were looking for doesn't exist (404)</title>. <style type="text/css">. body { background-color: #fff; color: #666; text-align: center; font-family: arial, sans-serif; }. div.dialog {. width: 25em;. padding: 0 4em;. margin: 4em auto 0 auto;. border: 1px solid #ccc;. border-right-color: #999;. border-bottom-color: #999;. }. h1 { font-size: 100%; color: #f00; line-height: 1.5em; }. </style>.</head>..<body>. . <div class="dialog">. <h1>The page you were looking for doesn't exist.</h1>. <p>Yo..

Map

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

Strings from Dumps

%original file name%.exe_2036:

`.rsrc

SSh8*

PSSSSSSh

Gt.Ht$

t.jGZf;

PSSShl

PVSShl

j.Zf;

;K|s%f

?#%X.y

GetProcessWindowStation

operator

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

zcÃ

GetProcessHeap

CreatePipe

GetWindowsDirectoryW

GetCPInfo

RegDeleteKeyW

RegEnumKeyExW

RegCreateKeyExW

RegOpenKeyExW

RegCloseKey

SetViewportOrgEx

ShellExecuteExW

SHFileOperationW

ShellExecuteW

RegisterHotKey

GetKeyboardLayoutNameW

ExitWindowsEx

EnumThreadWindows

UnregisterHotKey

keybd_event

GetAsyncKeyState

SetKeyboardState

GetKeyboardState

GetKeyState

VkKeyScanW

EnumWindows

EnumChildWindows

MapVirtualKeyW

CloseWindowStation

SetProcessWindowStation

OpenWindowStationW

InternetCrackUrlW

HttpQueryInfoW

HttpOpenRequestW

HttpSendRequestW

FtpOpenFileW

FtpGetFileSize

InternetOpenUrlW

##@,&,//,))

.jQG2

3(-,'')-*/%'

9(***3).**-)'

H%d=j@

0!;....(

.text

`.rdata

@.data

.rsrc

@.reloc

,pÃ»

@.MNT

*)0))0*>

0000002

0000005

"Ssy.gW

p%u5)E

C.pCUqZ

l.PO@

N>.LVw`F

KERNEL32.DLL

ADVAPI32.dll

COMCTL32.dll

COMDLG32.dll

GDI32.dll

IPHLPAPI.DLL

MPR.dll

ole32.dll

OLEAUT32.dll

PSAPI.DLL

SHELL32.dll

USER32.dll

USERENV.dll

UxTheme.dll

VERSION.dll

WININET.dll

WINMM.dll

WSOCK32.dll

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, 12, 0

HKEY_LOCAL_MACHINE

HKEY_CLASSES_ROOT

HKEY_CURRENT_CONFIG

HKEY_CURRENT_USER

HKEY_USERS

%d/d/d

c:\%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.

%original file name%.exe_2036_rwx_00050000_0012D000: