MemScan.Trojan.Downloader.JRTK_ce1c9994f6

by malwarelabrobot on June 17th, 2015 in Malware Descriptions.

Trojan-Dropper.Win32.Delf.efnz (Kaspersky), MemScan:Trojan.Downloader.JRTK (B) (Emsisoft), MemScan:Trojan.Downloader.JRTK (AdAware), Backdoor.Win32.Fynloski.FD, Trojan.Win32.Iconomon.FD, Trojan.Win32.Sasfis.FD, VirTool.Win32.DelfInject.FD, BackdoorFynloski.YR, GenericDownloader.YR, GenericInjector.YR, TrojanDownloaderAndromeda.YR (Lavasoft MAS)
Behaviour: Trojan-Dropper, Trojan-Downloader, Trojan, Backdoor, VirTool


The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.

Requires JavaScript enabled!

Summary
Dynamic Analysis
Static Analysis
Network Activity
Map
Strings from Dumps
Removals

MD5: ce1c9994f6fb28f977b5dac042c7649d
SHA1: 83363b906de05de20a8b8475f9e03fe51b754460
SHA256: 2619ac9c8bbb0e544130335e68dbd00a317732c582b98e53c3cfa3a3b89dfed5
SSDeep: 24576:cpLKkcwZH5BvqvqrbfmUhnXLK73vo7pmguOpXAzSywNm3fUA4tW1rSYl:YcwRr0qPQnguyQNwNm30YAc
Size: 1353216 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 1992-06-20 01:22:17
Analyzed on: WindowsXP SP3 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 MemScan creates the following process(es):

FUD.exe:784
FUD.exe:1988
msdcsc.exe:1696
msdcsc.exe:584
msdcsc.exe:1996
attrib.exe:1392
attrib.exe:1752
%original file name%.exe:464

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

msdcsc.exe:660
AWL.exe:1328

Mutexes

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

File activity

The process FUD.exe:784 makes changes in the file system.
The MemScan creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\My Documents\MSDCSC\msdcsc.exe (7547 bytes)

The process %original file name%.exe:464 makes changes in the file system.
The MemScan creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\AWL.exe (109 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\FUD.exe (7386 bytes)

Registry activity

The process FUD.exe:784 makes changes in the system registry.
The MemScan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "81 9F DC 08 81 7F F3 3E A3 7B B4 6F 64 9C 71 AD"

[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]
"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"

[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\%Documents and Settings%\%current user%\My Documents\MSDCSC]
"msdcsc.exe" = "Embien"

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

[HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
"UserInit" = "%System%\userinit.exe,%Documents and Settings%\%current user%\My Documents\MSDCSC\msdcsc.exe"

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

[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"MicroUpdate" = "%Documents and Settings%\%current user%\My Documents\MSDCSC\msdcsc.exe"

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

"ProxyBypass" = "1"

The process FUD.exe:1988 makes changes in the system registry.
The MemScan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "D3 37 B3 57 46 2B F7 B7 40 3A B7 B1 DA EF C1 19"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\MCD]
"IO Priority" = "0"

[HKLM\SOFTWARE\Microsoft\DirectDraw\MostRecentApplication]
"ID" = "1431523022"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\MCD]
"SwapSync" = "1"
"Use Generic Stencil" = "1"
"Enumerate as ICD" = "0"

[HKLM\SOFTWARE\Microsoft\DirectDraw\MostRecentApplication]
"Name" = "FUD.exe"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\MCD]
"Enable" = "1"
"Palettized Formats" = "1"

The process msdcsc.exe:660 makes changes in the system registry.
The MemScan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "61 A5 FB 76 B0 0C 01 97 EE 7E 26 1F FA 0F B1 7E"

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

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

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

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

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

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

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

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

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 MemScan adds the following link to its file to the system registry autorun key:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"MicroUpdate" = "%Documents and Settings%\%current user%\My Documents\MSDCSC\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"

The process msdcsc.exe:1996 makes changes in the system registry.
The MemScan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "C0 34 6A 27 EA 0E C2 43 9E 2D 92 77 F9 A2 EA E8"

[HKLM\SOFTWARE\Microsoft\DirectDraw\MostRecentApplication]
"ID" = "1431523022"
"Name" = "msdcsc.exe"

The process attrib.exe:1392 makes changes in the system registry.
The MemScan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "07 5A FF DF 42 4D 69 CE 99 EF 73 93 95 AC 39 36"

The process attrib.exe:1752 makes changes in the system registry.
The MemScan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "C5 80 A0 21 E4 F0 7D DE 69 45 2F 13 0B 54 9D D3"

The process AWL.exe:1328 makes changes in the system registry.
The MemScan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "81 BC 86 70 61 8B EA F2 C8 38 CE F0 0D F9 94 3C"

The process %original file name%.exe:464 makes changes in the system registry.
The MemScan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "07 3D 86 B3 D5 62 59 60 9F 2F DF 13 2F 78 F9 56"

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

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

[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\ShellNoRoam\MUICache\C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp]
"FUD.exe" = "Embien"

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

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

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

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

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp]
"AWL.exe" = "AWL"

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

"ProxyBypass" = "1"

Dropped PE files

MD5 File path
f90c7f5d3e973e19d8d2d5244036f7ae c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\AWL.exe
dfe55d7baf22d511095195e4c7aa1961 c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temp\FUD.exe
dfe55d7baf22d511095195e4c7aa1961 c:\Documents and Settings\"%CurrentUserName%"\My Documents\MSDCSC\msdcsc.exe

HOSTS file anomalies

No changes have been detected.

Rootkit activity

No anomalies have been detected.

Propagation

VersionInfo

Company Name: HostBooter.com
Product Name: AtomicWarezLeecher
Product Version: 1.00
Legal Copyright:
Legal Trademarks:
Original Filename: AtomicWarezLeecher.exe
Internal Name: AtomicWarezLeecher
File Version: 1.00
File Description:
Comments:
Language: Language Neutral

PE Sections

Name Virtual Address Virtual Size Raw Size Entropy Section MD5
CODE 4096 5048 5120 4.39524 e5913936857bed3b3b2fbac53e973471
DATA 12288 124 512 0.77468 cef89de607e490725490a3cd679af6bb
BSS 16384 1685 0 0 d41d8cd98f00b204e9800998ecf8427e
.idata 20480 770 1024 2.41029 3d2f2fc4e279cba623217ec9de264c4f
.tls 24576 4 0 0 d41d8cd98f00b204e9800998ecf8427e
.rdata 28672 24 512 0.138011 467f29e48f3451df774e13adae5aafc2
.reloc 32768 456 512 4.00868 9859d413c7408cb699cca05d648c2502
.rsrc 36864 1344156 1344512 5.19878 38a73245217ef5e611152f5b8c2b9253

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

AWL.exe_1328:

`.rsrc
?5>*@(<)=8!1:
9cfU%uvUUVUz
@(5(($&!%
;:5&?&<$
/7&57?;,7($()
Gh.AJ
MSComDlg.CommonDialog
MSWinsockLib.Winsock
MSComctlLib.ProgressBar
MSComctlLib.ListView
MSComctlLib.StatusBar
ImportNames
Import Names
ExportNames
Export Names
HostBooter.com
Mscomctl.ocx
Mswinsck.ocx
comdlg32.ocx
%Program Files% (x86)\Microsoft Visual Studio\VB98\VB6.OLB
C:\Windows\SysWow64\Mscomctl.oca
C:\Windows\SysWow64\Mswinsck.oca
shell32.dll
ShellExecuteA
VBA6.DLL
.text
`.data
.rsrc
0.dxt7t9
N.textna
@=.rsrc
KERNEL32.DLL
MSVBVM60.DLL
A*\AC:\Users\Dan\Desktop\Atomic Warez Leecher\Project1.vbp
9368265E-85FE-11d1-8BE3-0000F8754DA1
2c49f800-c2dd-11cf-9ad6-0080c7e7b78d
28C4C820-401A-101B-A3C9-08002B2F49FB
class="smallfont"><a href="hXXp://www
File (*.*)|*.*
Text File (*.txt*)| *.txt*
Names are being imported! Please be patient!
Named Imported:
All names have been imported!
Names are being exported! Please be patient!
Names have been exported!
hXXp://hostbooter.com
VVV.atomicwarez.com
.html HTTP/1.1
Host: VVV.atomicwarez.com
AtomicWarezLeecher.exe

AWL.exe_1328_rwx_00401000_00031000:

9cfU%uvUUVUz
@(5(($&!%
;:5&?&<$
/7&57?;,7($()
Gh.AJ
MSComDlg.CommonDialog
MSWinsockLib.Winsock
MSComctlLib.ProgressBar
MSComctlLib.ListView
MSComctlLib.StatusBar
ImportNames
Import Names
ExportNames
Export Names
HostBooter.com
Mscomctl.ocx
Mswinsck.ocx
comdlg32.ocx
%Program Files% (x86)\Microsoft Visual Studio\VB98\VB6.OLB
C:\Windows\SysWow64\Mscomctl.oca
C:\Windows\SysWow64\Mswinsck.oca
shell32.dll
ShellExecuteA
VBA6.DLL
.text
`.data
.rsrc
A*\AC:\Users\Dan\Desktop\Atomic Warez Leecher\Project1.vbp
9368265E-85FE-11d1-8BE3-0000F8754DA1
2c49f800-c2dd-11cf-9ad6-0080c7e7b78d
28C4C820-401A-101B-A3C9-08002B2F49FB
class="smallfont"><a href="hXXp://www
File (*.*)|*.*
Text File (*.txt*)| *.txt*
Names are being imported! Please be patient!
Named Imported:
All names have been imported!
Names are being exported! Please be patient!
Names have been exported!
hXXp://hostbooter.com
VVV.atomicwarez.com
.html HTTP/1.1
Host: VVV.atomicwarez.com

msdcsc.exe_660:

.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
TUploadFTP
user32.dll
1.2.3
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
127.0.0.1
TDCWebCam
wlanapi.dll
80211_SHARED_KEY
\Internet Explorer\iexplore.exe
explorer.exe
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
AutoHotkeys
\SYSTEM\CurrentControlSet\Control\Keyboard Layouts\
TKeyEvent
TKeyPressEvent
HelpKeyword
crSQLWait
%s (%s)
imm32.dll
ssHotTrack
TWindowState
poProportional
TWMKey
KeyPreview
WindowState
OnKeyDown$
OnKeyPress
OnKeyUp
Uhx%F
UhX%F
Uh %F
GlassFrame.Bottom
GlassFrame.Enabled
GlassFrame.Left
GlassFrame.Right
GlassFrame.SheetOfGlass
GlassFrame.Top
System\CurrentControlSet\Control\Keyboard Layouts\%.8x
User32.dll
PSAPI.dll
\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders
*.torrent
SOFTWARE\Microsoft\Windows\CurrentVersion\Run
hkey
cmd.exe
TSocketPort
%d.%d.%d.%d
0.0.0.0
POST /index.php/1.0
BTRESULTHTTP Flood|Http Flood task finished!|
BTRESULTVisit URL|finished to visit
BTERRORVisit URL|An exception occured in the thread|
PortScanAdd
BTRESULTUDP Flood|UDP Flood task finished!|
FTPPORT
FTPPASS
FTPUSER
FTPHOST
FTPROOT
FTPUPLOADK
FTPSIZE
TCaptureWebcam
taskmgr.exe
ERR|Cannot listen to port, try another one..|
UPLOADEXEC
UPANDEXEC
PASSWORD
out.txt
tmp.txt
Software\Microsoft\Windows\CurrentVersion\Run
Software\Microsoft\Windows NT\CurrentVersion\Winlogon
127.0.0.1:1604
#KCMDDC51#-
5.3.0
\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-
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...|
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
DDOSHTTPFLOOD
DDOSUDPFLOOD
%IPPORTSCAN
SAPI.SpVoice
WEBCAMLIVE
WEBCAMSTOP
FTPFILEUPLOAD
URLDOWNLOADTOFILE
FAKEMSG
MSGICON
MSGTITLE
MSGCORE
deflate 1.2.3 Copyright 1995-2005 Jean-loup Gailly
inflate 1.2.3 Copyright 1995-2005 Mark Adler
%Documents and Settings%\%current user%\Application Data\dclogs\2015-06-16-3.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
netapi32.dll
shell32.dll
ShellExecuteExA
ShellExecuteA
SHFileOperationA
gdiplus.dll
GdiplusShutdown
winmm.dll
URLMON.DLL
URLDownloadToFileA
wininet.dll
InternetOpenUrlA
HttpQueryInfoA
FtpPutFileA
wsock32.dll
msacm32.dll
SHFolder.dll
WS2_32.DLL
ntdll.dll
SHELL32.DLL
AVICAP32.DLL
1!1,1=1|1
=#='= =/=3=7=;=?=
3 3$3(3,3034383
<#<'< <8=\=
:":-:2:=:
3 3$3(3,3
1)161`1}1
= =$=(=,=0=4=8=
UntKeylogger
KWindows
UntActivePorts
UntControlKey
UntCaptureWebcam
UntWebCam
UrlMon
(UntUploadFTPThread
UntFTP
_UntUDPFlood
YUntScanPorts
0UntPasswordAndData
XUntHTTPFlood
UntCPU
66006666
No help found for %s#No context-sensitive help installed
No help found for context$No topic-based help system installedNUnable to retrieve a pointer to a running object registered with OLE for %s/%s
Invalid clipboard format Clipboard does not support Icons
Cannot open clipboard/Menu '%s' is already being used by another form
- Dock zone has no controlLError loading dock zone from the stream. Expecting version %d, but found %d.
OLE error %.8x.Method '%s' not supported by automation object/Variant does not reference an automation object7Dispatch methods do not support more than 64 parameters
Error creating window class Cannot focus a disabled or invisible window!Control '%s' has no parent window
Not enough timers available@GroupIndex cannot be less than a previous menu item's GroupIndex5Cannot create form. No MDI forms are currently active$%s not in a class registration group
Property %s does not exist
Thread creation error: %s
Thread Error: %s (%d)
Unsupported clipboard format
Invalid data type for '%s' List capacity out of bounds (%d)
List count out of bounds (%d)
List index out of bounds (%d) Out of memory while expanding memory stream
Error reading %s%s%s: %s
Failed to create key %s
Failed to get data for '%s'
Failed to set data for '%s'
Resource %s not found
%s.Seek not implemented$Operation not allowed on sorted list
Ancestor for '%s' not found
Cannot assign a %s to a %s
Bits index out of range*Can't write to a read-only resource streamECheckSynchronize called from thread $%x, which is NOT the main thread
Class %s not found
A class named %s already exists%List does not allow duplicates ($0%x)#A component named %s already exists%String list does not allow duplicates
Cannot create file "%s". %s
Cannot open file "%s". %s
Invalid stream format$''%s'' is not a valid component name
External exception %x
Interface not supported
%s (%s, line %d)
Abstract Error?Access violation at address %p in module '%s'. %s of address %p
System Error. Code: %d.
No argument for format '%s'"Variant method calls not supported
Invalid variant operation%Invalid variant operation (%s%.8x)
%s5Could not convert variant of type (%s) into type (%s)=Overflow while converting variant of type (%s) into type (%s)
Operation not supported
Integer overflow Invalid floating point operation
Invalid pointer operation
Invalid class typecast0Access violation at address %p. %s of address %p
Privileged instruction(Exception %s in module %s at %p.
Application Error1Format '%s' invalid or incompatible with argument
!'%s' is not a valid integer value('%s' is not a valid floating point value!'%s' is not a valid date and time
'%s' is not a valid GUID value
I/O error %d
1, 0, 0, 1
MSRSAAP.EXE
4, 0, 0, 0

msdcsc.exe_660_rwx_00140000_000FA000:

kernel32.dll
Windows
MSWHEEL_ROLLMSG
MSH_WHEELSUPPORT_MSG
MSH_SCROLL_LINES_MSG
$*@@@*$@@@$ *@@* $@@($*)@-$*@@$-*@@$*-@@(*$)@-*$@@*-$@@*$-@@-* $@-$ *@* $-@$ *-@$ -*@*- $@($ *)(* $)
oleaut32.dll
EVariantBadIndexError
ssShift
htKeyword
EInvalidOperation

msdcsc.exe_660_rwx_00400000_000BA000:

.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
TUploadFTP
user32.dll
1.2.3
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
127.0.0.1
TDCWebCam
wlanapi.dll
80211_SHARED_KEY
\Internet Explorer\iexplore.exe
explorer.exe
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
AutoHotkeys
\SYSTEM\CurrentControlSet\Control\Keyboard Layouts\
TKeyEvent
TKeyPressEvent
HelpKeyword
crSQLWait
%s (%s)
imm32.dll
ssHotTrack
TWindowState
poProportional
TWMKey
KeyPreview
WindowState
OnKeyDown$
OnKeyPress
OnKeyUp
Uhx%F
UhX%F
Uh %F
GlassFrame.Bottom
GlassFrame.Enabled
GlassFrame.Left
GlassFrame.Right
GlassFrame.SheetOfGlass
GlassFrame.Top
System\CurrentControlSet\Control\Keyboard Layouts\%.8x
User32.dll
PSAPI.dll
\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders
*.torrent
SOFTWARE\Microsoft\Windows\CurrentVersion\Run
hkey
cmd.exe
TSocketPort
%d.%d.%d.%d
0.0.0.0
POST /index.php/1.0
BTRESULTHTTP Flood|Http Flood task finished!|
BTRESULTVisit URL|finished to visit
BTERRORVisit URL|An exception occured in the thread|
PortScanAdd
BTRESULTUDP Flood|UDP Flood task finished!|
FTPPORT
FTPPASS
FTPUSER
FTPHOST
FTPROOT
FTPUPLOADK
FTPSIZE
TCaptureWebcam
taskmgr.exe
ERR|Cannot listen to port, try another one..|
UPLOADEXEC
UPANDEXEC
PASSWORD
out.txt
tmp.txt
Software\Microsoft\Windows\CurrentVersion\Run
Software\Microsoft\Windows NT\CurrentVersion\Winlogon
127.0.0.1:1604
#KCMDDC51#-
5.3.0
\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-
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...|
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
DDOSHTTPFLOOD
DDOSUDPFLOOD
%IPPORTSCAN
SAPI.SpVoice
WEBCAMLIVE
WEBCAMSTOP
FTPFILEUPLOAD
URLDOWNLOADTOFILE
FAKEMSG
MSGICON
MSGTITLE
MSGCORE
deflate 1.2.3 Copyright 1995-2005 Jean-loup Gailly
inflate 1.2.3 Copyright 1995-2005 Mark Adler
%Documents and Settings%\%current user%\Application Data\dclogs\2015-06-16-3.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
netapi32.dll
shell32.dll
ShellExecuteExA
ShellExecuteA
SHFileOperationA
gdiplus.dll
GdiplusShutdown
winmm.dll
URLMON.DLL
URLDownloadToFileA
wininet.dll
InternetOpenUrlA
HttpQueryInfoA
FtpPutFileA
wsock32.dll
msacm32.dll
SHFolder.dll
WS2_32.DLL
ntdll.dll
SHELL32.DLL
AVICAP32.DLL
1!1,1=1|1
=#='= =/=3=7=;=?=
3 3$3(3,3034383
<#<'< <8=\=
:":-:2:=:
3 3$3(3,3
1)161`1}1
= =$=(=,=0=4=8=
UntKeylogger
KWindows
UntActivePorts
UntControlKey
UntCaptureWebcam
UntWebCam
UrlMon
(UntUploadFTPThread
UntFTP
_UntUDPFlood
YUntScanPorts
0UntPasswordAndData
XUntHTTPFlood
UntCPU
66006666
No help found for %s#No context-sensitive help installed
No help found for context$No topic-based help system installedNUnable to retrieve a pointer to a running object registered with OLE for %s/%s
Invalid clipboard format Clipboard does not support Icons
Cannot open clipboard/Menu '%s' is already being used by another form
- Dock zone has no controlLError loading dock zone from the stream. Expecting version %d, but found %d.
OLE error %.8x.Method '%s' not supported by automation object/Variant does not reference an automation object7Dispatch methods do not support more than 64 parameters
Error creating window class Cannot focus a disabled or invisible window!Control '%s' has no parent window
Not enough timers available@GroupIndex cannot be less than a previous menu item's GroupIndex5Cannot create form. No MDI forms are currently active$%s not in a class registration group
Property %s does not exist
Thread creation error: %s
Thread Error: %s (%d)
Unsupported clipboard format
Invalid data type for '%s' List capacity out of bounds (%d)
List count out of bounds (%d)
List index out of bounds (%d) Out of memory while expanding memory stream
Error reading %s%s%s: %s
Failed to create key %s
Failed to get data for '%s'
Failed to set data for '%s'
Resource %s not found
%s.Seek not implemented$Operation not allowed on sorted list
Ancestor for '%s' not found
Cannot assign a %s to a %s
Bits index out of range*Can't write to a read-only resource streamECheckSynchronize called from thread $%x, which is NOT the main thread
Class %s not found
A class named %s already exists%List does not allow duplicates ($0%x)#A component named %s already exists%String list does not allow duplicates
Cannot create file "%s". %s
Cannot open file "%s". %s
Invalid stream format$''%s'' is not a valid component name
External exception %x
Interface not supported
%s (%s, line %d)
Abstract Error?Access violation at address %p in module '%s'. %s of address %p
System Error. Code: %d.
No argument for format '%s'"Variant method calls not supported
Invalid variant operation%Invalid variant operation (%s%.8x)
%s5Could not convert variant of type (%s) into type (%s)=Overflow while converting variant of type (%s) into type (%s)
Operation not supported
Integer overflow Invalid floating point operation
Invalid pointer operation
Invalid class typecast0Access violation at address %p. %s of address %p
Privileged instruction(Exception %s in module %s at %p.
Application Error1Format '%s' invalid or incompatible with argument
!'%s' is not a valid integer value('%s' is not a valid floating point value!'%s' is not a valid date and time
'%s' is not a valid GUID value
I/O error %d
1, 0, 0, 1
MSRSAAP.EXE
4, 0, 0, 0


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):

    FUD.exe:784
    FUD.exe:1988
    msdcsc.exe:1696
    msdcsc.exe:584
    msdcsc.exe:1996
    attrib.exe:1392
    attrib.exe:1752
    %original file name%.exe:464

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

    %Documents and Settings%\%current user%\My Documents\MSDCSC\msdcsc.exe (7547 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\AWL.exe (109 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\FUD.exe (7386 bytes)

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

    [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
    "MicroUpdate" = "%Documents and Settings%\%current user%\My Documents\MSDCSC\msdcsc.exe"

  5. Remove the references to the MemScan by modifying the following registry value(s) (How to Work with System Registry):

    [HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon]
    "UserInit" = "%System%\userinit.exe,%Documents and Settings%\%current user%\My Documents\MSDCSC\msdcsc.exe"

  6. Reboot the computer.

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

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