Gen.Variant.Symmi.17423_e44d5f12a9 – Adaware

Dynamic Analysis

Payload

No specific payload has been found.

Process activity

The Trojan creates the following process(es):

attrib.exe:1932
attrib.exe:1108
%original file name%.exe:1260
notepad.exe:484
msdcsc.exe:1504

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

notepad.exe:436
iexplore.exe:1168

Mutexes

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

File activity

The process %original file name%.exe:1260 makes changes in the file system.

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

%System%\MicroUpdate\msdcsc.exe (18934 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ANTI-HACKER E ANTI TROJAN EXPERT.RAR (12288 bytes)
%System%\drivers\etc\hosts (15 bytes)

The process notepad.exe:484 makes changes in the file system.

The Trojan deletes the following file(s):

C:\%original file name%.exe (0 bytes)

Registry activity

The process attrib.exe:1932 makes changes in the system registry.

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

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "61 B4 26 66 7D 3F 89 F5 71 B4 D4 81 D1 B5 E4 F9"

The process attrib.exe:1108 makes changes in the system registry.

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

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "37 87 C7 B6 9B F4 1E EC CF B5 0A 2F 71 CC AA CA"

The process %original file name%.exe:1260 makes changes in the system registry.

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

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "16 E8 D9 57 B1 F0 38 E5 A4 24 46 07 CB 55 84 DD"

[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"

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

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

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

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

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

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

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

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

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\%System%\Microupdate]
"msdcsc.exe" = "msdcsc"

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

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
"UserInit" = "%System%\userinit.exe,%System%\MicroUpdate\msdcsc.exe"

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]
"MicroUpdate" = "%System%\MicroUpdate\msdcsc.exe"

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"

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:

"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"

The process notepad.exe:436 makes changes in the system registry.

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

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "03 22 74 EA 45 49 6E 42 95 F8 CC 89 88 7B 50 E8"

The process notepad.exe:484 makes changes in the system registry.

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

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "04 AA 61 D5 F8 EC 59 92 00 A5 22 C3 31 A8 5C 60"

The process msdcsc.exe:1504 makes changes in the system registry.

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

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "18 B7 F4 F1 36 2C 63 59 48 A8 9A 9E 51 DE 34 61"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System]
"DisableRegistryTools" = "1"

[HKLM\SOFTWARE\Microsoft\Security Center]
"UpdatesDisableNotify" = "1"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\CurrentVersion\Explorern]
"NoControlPanel" = "1"

Antivirus notifications are disabled:

[HKLM\SOFTWARE\Microsoft\Security Center]
"AntiVirusDisableNotify" = "1"

User account control (UAC) is disabled:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System]
"EnableLUA" = "0"

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]
"MicroUpdate" = "%System%\MicroUpdate\msdcsc.exe"

A firewall is disabled:

[HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile]
"EnableFirewall" = "0"

The following service is disabled:

[HKLM\System\CurrentControlSet\Services\wscsvc]
"Start" = "4"

Firewall notifications are enabled:

[HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile]
"DisableNotifications" = "0"

Task Manager is disabled:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System]
"DisableTaskMgr" = "1"

Dropped PE files

There are no dropped PE files.

HOSTS file anomalies

The Trojan modifies "%System%\drivers\etc\hosts" file which is used to translate DNS entries to IP addresses. The modified file is 15 bytes in size. The following strings are added to the hosts file listed below:

10.0.0.2	8080

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):
attrib.exe:1932
attrib.exe:1108
%original file name%.exe:1260
notepad.exe:484
msdcsc.exe:1504
Delete the original Trojan file.
Delete or disinfect the following files created/modified by the Trojan:
%System%\MicroUpdate\msdcsc.exe (18934 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ANTI-HACKER E ANTI TROJAN EXPERT.RAR (12288 bytes)
%System%\drivers\etc\hosts (15 bytes)
Delete the following value(s) in the autorun key (How to Work with System Registry):
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"MicroUpdate" = "%System%\MicroUpdate\msdcsc.exe"
Remove the references to the Trojan by modifying the following registry value(s) (How to Work with System Registry):
[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
"UserInit" = "%System%\userinit.exe,%System%\MicroUpdate\msdcsc.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

No information is available.

PE Sections

Name	Virtual Address	Virtual Size	Raw Size	Entropy	Section MD5
.text	4096	59828	59904	4.54462	3ae6b332a4e9ecbeea6c1041b973b5fb
.rdata	65536	7560	7680	3.86415	03493d597a86e8d919d0e7cbdc21ea2b
.data	73728	13632	10240	2.11196	1a8f9e37d425286c8006870096823511
.rsrc	90112	2626992	2627072	5.54512	dbe5534cf8096e8835178dfec01bdbdd

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

Strings from Dumps

iexplore.exe_1168:

.text

`.itext

`.data

.idata

.rdata

@.reloc

B.rsrc

kernel32.dll

Windows

MSWHEEL_ROLLMSG

MSH_WHEELSUPPORT_MSG

MSH_SCROLL_LINES_MSG

$*@@@*$@@@$ *@@* $@@($*)@-$*@@$-*@@$*-@@(*$)@-*$@@*-$@@*$-@@-* $@-$ *@* $-@$ *-@$ -*@*- $@($ *)(* $)

oleaut32.dll

EVariantBadIndexError

ssShift

htKeyword

EInvalidOperation

%s_%d

EInvalidGraphicOperation

SOFTWARE\Microsoft\Windows NT\CurrentVersion\FontSubstitutes

%s, ClassID: %s

%s, ProgID: "%s"

ole32.dll

USER32.DLL

uxtheme.dll

DWMAPI.DLL

clWebSnow

clWebFloralWhite

clWebLavenderBlush

clWebOldLace

clWebIvory

clWebCornSilk

clWebBeige

clWebAntiqueWhite

clWebWheat

clWebAliceBlue

clWebGhostWhite

clWebLavender

clWebSeashell

clWebLightYellow

clWebPapayaWhip

clWebNavajoWhite

clWebMoccasin

clWebBurlywood

clWebAzure

clWebMintcream

clWebHoneydew

clWebLinen

clWebLemonChiffon

clWebBlanchedAlmond

clWebBisque

clWebPeachPuff

clWebTan

clWebYellow

clWebDarkOrange

clWebRed

clWebDarkRed

clWebMaroon

clWebIndianRed

clWebSalmon

clWebCoral

clWebGold

clWebTomato

clWebCrimson

clWebBrown

clWebChocolate

clWebSandyBrown

clWebLightSalmon

clWebLightCoral

clWebOrange

clWebOrangeRed

clWebFirebrick

clWebSaddleBrown

clWebSienna

clWebPeru

clWebDarkSalmon

clWebRosyBrown

clWebPaleGoldenrod

clWebLightGoldenrodYellow

clWebOlive

clWebForestGreen

clWebGreenYellow

clWebChartreuse

clWebLightGreen

clWebAquamarine

clWebSeaGreen

clWebGoldenRod

clWebKhaki

clWebOliveDrab

clWebGreen

clWebYellowGreen

clWebLawnGreen

clWebPaleGreen

clWebMediumAquamarine

clWebMediumSeaGreen

clWebDarkGoldenRod

clWebDarkKhaki

clWebDarkOliveGreen

clWebDarkgreen

clWebLimeGreen

clWebLime

clWebSpringGreen

clWebMediumSpringGreen

clWebDarkSeaGreen

clWebLightSeaGreen

clWebPaleTurquoise

clWebLightCyan

clWebLightBlue

clWebLightSkyBlue

clWebCornFlowerBlue

clWebDarkBlue

clWebIndigo

clWebMediumTurquoise

clWebTurquoise

clWebCyan

clWebPowderBlue

clWebSkyBlue

clWebRoyalBlue

clWebMediumBlue

clWebMidnightBlue

clWebDarkTurquoise

clWebCadetBlue

clWebDarkCyan

clWebTeal

clWebDeepskyBlue

clWebDodgerBlue

clWebBlue

clWebNavy

clWebDarkViolet

clWebDarkOrchid

clWebMagenta

clWebDarkMagenta

clWebMediumVioletRed

clWebPaleVioletRed

clWebBlueViolet

clWebMediumOrchid

clWebMediumPurple

clWebPurple

clWebDeepPink

clWebLightPink

clWebViolet

clWebOrchid

clWebPlum

clWebThistle

clWebHotPink

clWebPink

clWebLightSteelBlue

clWebMediumSlateBlue

clWebLightSlateGray

clWebWhite

clWebLightgrey

clWebGray

clWebSteelBlue

clWebSlateBlue

clWebSlateGray

clWebWhiteSmoke

clWebSilver

clWebDimGray

clWebMistyRose

clWebDarkSlateBlue

clWebDarkSlategray

clWebGainsboro

clWebDarkGray

clWebBlack

comctl32.dll

AutoHotkeysd-C

AutoHotkeys

\SYSTEM\CurrentControlSet\Control\Keyboard Layouts\

ssHotTrack

TWindowState

poProportional

TWMKey

KeyPreview

WindowState

OnKeyDownL

OnKeyPress

OnKeyUpH

GlassFrame.Bottom

GlassFrame.Enabled

GlassFrame.Left

GlassFrame.Right

GlassFrame.SheetOfGlass

GlassFrame.Top

System\CurrentControlSet\Control\Keyboard Layouts\%.8x

Uh.ID

User32.dll

TKeyEvent

TKeyPressEvent

HelpKeyword nA

crSQLWait

%s (%s)

imm32.dll

TSocketPort

%d.%d.%d.%d

0.0.0.0

PSAPI.dll

TDCWebCam

127.0.0.1

BuildImportTable: can't load library:

BuildImportTable: ReallocMemory failed

BuildImportTable: GetProcAddress failed

BTMemoryLoadLibary: BuildImportTable failed

BTMemoryGetProcAddress: no export table found

BTMemoryGetProcAddress: DLL doesn't export anything

BTMemoryGetProcAddress: exported symbol not found

1.2.3

127.0.0.1:1604

#KCMDDC51#-

5.3.0

cmd.exe

SOFTWARE\Microsoft\Windows\CurrentVersion\Run

hkey

\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders

*.torrent

\Internet Explorer\iexplore.exe

explorer.exe

wlanapi.dll

80211_SHARED_KEY

user32.dll

TUploadFTP

notepad.exe

KEYNAME

%ShortCut#

RELATEDCMD

ping 127.0.0.1 -n 4 > NUL && "

DRKey

CRKey

DelMSKey

InstallHKEY

ActiveOnlineKeylogger

UnActiveOnlineKeylogger

KeylogOn

ActiveOfflineKeylogger

UnActiveOfflineKeylogger

ActiveOnlineKeyStrokes

UnActiveOnlineKeyStrokes

OpenWebPage

tmpprint.txt

URLUpdate

MSGBOX

#BOT#VisitUrl

#BOT#OpenUrl

HTTP://

hXXp://

BTRESULTOpen URL|

Command successfully executed!|

#BOT#URLUpdate

BTERRORUpdate from URL| Error on downloading file check if you type the correct url...|

BTRESULTUpdate from URL|Update : File Downloaded , Executing new one in temp dir...|

#BOT#URLDownload

GetActivePorts

out.txt

tmp.txt

DDOSHTTPFLOOD

DDOSUDPFLOOD

%IPPORTSCAN

SAPI.SpVoice

WEBCAMLIVE

WEBCAMSTOP

PASSWORD

FTPFILEUPLOAD

URLDOWNLOADTOFILE

UPLOADEXEC

UPANDEXEC

FTPPORT

FTPPASS

FTPUSER

FTPHOST

FTPROOT

FTPUPLOADK

FTPSIZE

BTRESULTUDP Flood|UDP Flood task finished!|

PortScanAdd

BTRESULTVisit URL|finished to visit

BTERRORVisit URL|An exception occured in the thread|

POST /index.php/1.0

BTRESULTHTTP Flood|Http Flood task finished!|

Mozilla

BTRESULTDownload File|Mass Download : File Downloaded , Executing new one in temp dir...|

BTERRORDownload File| Error on downloading file check if you type the correct url...|

Software\Microsoft\Windows\CurrentVersion\Run

Software\Microsoft\Windows NT\CurrentVersion\Winlogon

ERR|Cannot listen to port, try another one..|

TCaptureWebcam

taskmgr.exe

\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall

\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\

DC3_FEXEC

Windows NT 4.0

Windows 2000

Windows XP

Windows Server 2003

Windows Vista

Windows 7

Windows 95

Windows 98

Windows Me

S-%u-

FAKEMSG

MSGICON

MSGTITLE

MSGCORE

%Documents and Settings%\%current user%\Application Data\dclogs\2016-07-06-4.dc

advapi32.dll

RegOpenKeyExA

RegCloseKey

GetKeyboardType

keybd_event

VkKeyScanA

UnhookWindowsHookEx

SetWindowsHookExA

MsgWaitForMultipleObjectsEx

MsgWaitForMultipleObjects

MapVirtualKeyA

LoadKeyboardLayoutA

GetKeyboardState

GetKeyboardLayoutNameA

GetKeyboardLayoutList

GetKeyboardLayout

GetKeyState

GetKeyNameTextA

ExitWindowsEx

EnumWindows

EnumThreadWindows

EnumChildWindows

ActivateKeyboardLayout

gdi32.dll

SetViewportOrgEx

version.dll

WinExec

PeekNamedPipe

GetWindowsDirectoryA

GetProcessHeap

GetCPInfo

CreatePipe

RegQueryInfoKeyA

RegOpenKeyA

RegFlushKey

RegEnumKeyExA

RegDeleteKeyA

RegCreateKeyExA

RegCreateKeyA

wsock32.dll

shell32.dll

ShellExecuteExA

ShellExecuteA

SHFileOperationA

URLMON.DLL

URLDownloadToFileA

wininet.dll

InternetOpenUrlA

HttpQueryInfoA

FtpPutFileA

winmm.dll

netapi32.dll

gdiplus.dll

GdiplusShutdown

msacm32.dll

ntdll.dll

WS2_32.DLL

SHFolder.dll

SHELL32.DLL

AVICAP32.DLL

1!1,1=1|1

6 6$6(6,606

=!=$=)=-=1=

01m1

0 0$0(0,0004080

;"<_>

; ;$;(;,;0;4;8;

7 8$888

= =$=(=,=0=4=8=

Anti-Hacker e Anti Trojan ExperT\AHE.bin

.FPan

mw%dmaJ

*j.Iz

@_.dT

.Kx69

Z.OXW

%u.!~A*H

Z\.JXY

#Z.of4

FJ.Fo

=%Xby

"8%C!HH

Anti-Hacker e Anti Trojan ExperT\AHE.dat

Anti-Hacker e Anti Trojan ExperT\AHE.exe

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%4Ux\S

.sCeB-

g#.yLI

]f.iuQ 3

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d!o~%d

C72.Id

M%9Um

Vk%cG

7Q%F'

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P1U.Yp

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LG4.rwq

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S.pvd

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Anti-Hacker e Anti Trojan ExperT\beep.wav

".GQI

Anti-Hacker e Anti Trojan ExperT\Config.sysBUFFERS=22,0

device=A:\himem.sys

Anti-Hacker e Anti Trojan ExperT\Ctrl2k.dll

@.Te5

,!f%C

.MEi6,

Y.vkW

D.wPSk&

Anti-Hacker e Anti Trojan ExperT\Filter.dll

zA%Cz

\i.id

6A%Xu

0.RGX

Anti-Hacker e Anti Trojan ExperT\Firewall.exe

%Z%S!

V%cr[

hKEy

D:\DO @

8e.lq

~aG.ZA

<.mjol>

-y.Fb

/Mj.jB

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OOWeb

.ER{F

R-@wz%S

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i8q%SC

P\ZeÃ

|h.lq

yk{E.af

Y%f_OK

Anti-Hacker e Anti Trojan ExperT\Firewall.sys

Anti-Hacker e Anti Trojan ExperT\help.chm

Y*.gfZ

[=v3(f?%X

u%d/B

.YICL

.ShNo

%D^bPE

|.DOf

.azah

$C-

Anti-Hacker e Anti Trojan ExperT\himem.sys

Anti-Hacker e Anti Trojan ExperT\IEPlugin.dll

0%f=q

Summary

Dynamic Analysis

Removals

Static Analysis

Network Activity

Map

Strings from Dumps