TrojanDropper:Win32/VB.FY (Microsoft); [0000f110.EXE\000513d8.EXE]:Generic BackDoor.b, [0000f110.EXE\00052fd8.EXE\00052fd8.EXE]:PWS-Gina.dl (McAfee); Trojan Horse (Symantec); Backdoor.Win32.VB.aol (Kaspersky); Trojan.Win32.Generic!BT (Sunbelt); Trojan.Muldrop.1197.B (FSecure)

 Plataforma:

Windows 2000, Windows XP, Windows Server 2003

 Classificao do risco total:
 Potencial de dano:
 Potencial de distribuição:
 infecção relatada:
Baixo
Medium
Alto
Crítico

  • Tipo de grayware:
    Trojan

  • Destrutivo:
    Não

  • Criptografado:
     

  • In the Wild:
    Sim

  Visão geral


  Detalhes técnicos

Tipo de compactação: 497,424 bytes
Tipo de arquivo: EXE
Residente na memória: Não
Data de recebimento das amostras iniciais: 25 abril 2012

Autostart-Technik

Registriert sich als BHO, damit die Ausführung bei jedem Aufruf von Internet Explorer automatisch gewährleistet ist. Dazu werden die folgenden Registrierungsschlüssel hinzugefügt:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Explorer\
Browser Helper Objects\{43C3C9D7-856D-4FF8-97AD-4B38EB6175E0}

Andere Systemänderungen

Fügt die folgenden Registrierungsschlüssel hinzu:

HKEY_CLASSES_ROOT\B3AEfile

HKEY_CLASSES_ROOT\.B3AE

HKEY_CLASSES_ROOT\B3AEfile\shell\
Open\command

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\policies\
Explorer\run

HKEY_CLASSES_ROOT\MfcTest.MfcTestObj.1

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MfcTest.MfcTestObj.1\CLSID

HKEY_CLASSES_ROOT\MfcTest.MfcTestObj

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MfcTest.MfcTestObj\CLSID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
MfcTest.MfcTestObj\CurVer

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{43C3C9D7-856D-4FF8-97AD-4B38EB6175E0}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{43C3C9D7-856D-4FF8-97AD-4B38EB6175E0}\ProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{43C3C9D7-856D-4FF8-97AD-4B38EB6175E0}\VersionIndependentProgID

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{43C3C9D7-856D-4FF8-97AD-4B38EB6175E0}\Programmable

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{43C3C9D7-856D-4FF8-97AD-4B38EB6175E0}\InprocServer32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{43C3C9D7-856D-4FF8-97AD-4B38EB6175E0}\TypeLib

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Explorer\
Browser Helper Objects

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{37068257-83A1-4CA8-B88A-D91CF1B7D51D}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{37068257-83A1-4CA8-B88A-D91CF1B7D51D}\1.0

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{37068257-83A1-4CA8-B88A-D91CF1B7D51D}\1.0\
FLAGS

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{37068257-83A1-4CA8-B88A-D91CF1B7D51D}\1.0\
0

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{37068257-83A1-4CA8-B88A-D91CF1B7D51D}\1.0\
0\win32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{37068257-83A1-4CA8-B88A-D91CF1B7D51D}\1.0\
HELPDIR

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{5F0CB20A-E778-43E7-8ED5-F9021C170012}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{5F0CB20A-E778-43E7-8ED5-F9021C170012}\ProxyStubClsid

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{5F0CB20A-E778-43E7-8ED5-F9021C170012}\ProxyStubClsid32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{5F0CB20A-E778-43E7-8ED5-F9021C170012}\TypeLib

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{9340A3FF-7922-4B4F-A789-59495B157A70}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{9340A3FF-7922-4B4F-A789-59495B157A70}\1.0

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{9340A3FF-7922-4B4F-A789-59495B157A70}\1.0\
FLAGS

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{9340A3FF-7922-4B4F-A789-59495B157A70}\1.0\
0

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{9340A3FF-7922-4B4F-A789-59495B157A70}\1.0\
0\win32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
TypeLib\{9340A3FF-7922-4B4F-A789-59495B157A70}\1.0\
HELPDIR

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{41AD429E-FAF9-4D45-BDBD-AE08BCCF1B22}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{41AD429E-FAF9-4D45-BDBD-AE08BCCF1B22}\ProxyStubClsid

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{41AD429E-FAF9-4D45-BDBD-AE08BCCF1B22}\ProxyStubClsid32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{41AD429E-FAF9-4D45-BDBD-AE08BCCF1B22}\TypeLib

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{BC2BF882-E694-4787-9897-7511EF59614F}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{BC2BF882-E694-4787-9897-7511EF59614F}\ProxyStubClsid

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{BC2BF882-E694-4787-9897-7511EF59614F}\ProxyStubClsid32

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{BC2BF882-E694-4787-9897-7511EF59614F}\TypeLib

HKEY_CLASSES_ROOT\CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}\InprocServer32

HKEY_CLASSES_ROOT\Thead.Expcom

Fügt die folgenden Registrierungseinträge hinzu:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\policies\
Explorer\run
R050B-DC97-43F0-8E08-F418B9 = "R050B-DC97-43F0-8E08-F418B9.B3AE"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{43C3C9D7-856D-4FF8-97AD-4B38EB6175E0}\InprocServer32
ThreadingModel = "Apartment"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{5F0CB20A-E778-43E7-8ED5-F9021C170012}\TypeLib
Version = "1.0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{41AD429E-FAF9-4D45-BDBD-AE08BCCF1B22}\TypeLib
Version = "1.0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{BC2BF882-E694-4787-9897-7511EF59614F}\TypeLib
Version = "1.0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}
ProgID = "Thead.Expcom"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}\InprocServer32
ThreadingModel = "Apartment"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}
ToolboxBitmap32 = "%System%\USERSENV.DLL, 30000"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}
MiscStatus = "0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}
MiscStatus\1 = "131473"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}
TypeLib = "{9340A3FF-7922-4B4F-A789-59495B157A70}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}
VERSION = "1.0"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Thead.Expcom
Clsid = "{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{41AD429E-FAF9-4D45-BDBD-AE08BCCF1B22}
ProxyStubClsid = "{00020424-0000-0000-C000-000000000046}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{41AD429E-FAF9-4D45-BDBD-AE08BCCF1B22}
ProxyStubClsid32 = "{00020424-0000-0000-C000-000000000046}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{BC2BF882-E694-4787-9897-7511EF59614F}
ProxyStubClsid = "{00020420-0000-0000-C000-000000000046}"

HKEY_LOCAL_MACHINE\SOFTWARE\Classes\
Interface\{BC2BF882-E694-4787-9897-7511EF59614F}
ProxyStubClsid32 = "{00020420-0000-0000-C000-000000000046}"

  Solução

Mecanismo de varredura mínima: 9.200

Step 1

Für Windows ME und XP Benutzer: Stellen Sie vor einer Suche sicher, dass die Systemwiederherstellung deaktiviert ist, damit der gesamte Computer durchsucht werden kann.

Step 2

Schließen Sie alle geöffneten Browser-Fenster

Step 3

Diesen Registrierungsschlüssel löschen

[ Saber mais ]

Wichtig: Eine nicht ordnungsgemäße Bearbeitung der Windows Registrierung kann zu einer dauerhaften Fehlfunktion des Systems führen. Führen Sie diesen Schritt nur durch, wenn Sie mit der Vorgehensweise vertraut sind oder wenn Sie Ihren Systemadministrator um Unterstützung bitten können. Lesen Sie ansonsten zuerst diesen Microsoft Artikel, bevor Sie die Registrierung Ihres Computers ändern.

  • In HKEY_CLASSES_ROOT
    • B3AEfile
  • In HKEY_CLASSES_ROOT
    • .B3AE
  • In HKEY_CLASSES_ROOT\B3AEfile\shell\Open
    • command
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer
    • run
  • In HKEY_CLASSES_ROOT
    • MfcTest.MfcTestObj.1
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MfcTest.MfcTestObj.1
    • CLSID
  • In HKEY_CLASSES_ROOT
    • MfcTest.MfcTestObj
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MfcTest.MfcTestObj
    • CLSID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MfcTest.MfcTestObj
    • CurVer
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID
    • {43C3C9D7-856D-4FF8-97AD-4B38EB6175E0}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{43C3C9D7-856D-4FF8-97AD-4B38EB6175E0}
    • ProgID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{43C3C9D7-856D-4FF8-97AD-4B38EB6175E0}
    • VersionIndependentProgID
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{43C3C9D7-856D-4FF8-97AD-4B38EB6175E0}
    • Programmable
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{43C3C9D7-856D-4FF8-97AD-4B38EB6175E0}
    • InprocServer32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{43C3C9D7-856D-4FF8-97AD-4B38EB6175E0}
    • TypeLib
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer
    • Browser Helper Objects
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib
    • {37068257-83A1-4CA8-B88A-D91CF1B7D51D}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{37068257-83A1-4CA8-B88A-D91CF1B7D51D}
    • 1.0
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{37068257-83A1-4CA8-B88A-D91CF1B7D51D}\1.0
    • FLAGS
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{37068257-83A1-4CA8-B88A-D91CF1B7D51D}\1.0
    • 0
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{37068257-83A1-4CA8-B88A-D91CF1B7D51D}\1.0\0
    • win32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{37068257-83A1-4CA8-B88A-D91CF1B7D51D}\1.0
    • HELPDIR
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface
    • {5F0CB20A-E778-43E7-8ED5-F9021C170012}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{5F0CB20A-E778-43E7-8ED5-F9021C170012}
    • ProxyStubClsid
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{5F0CB20A-E778-43E7-8ED5-F9021C170012}
    • ProxyStubClsid32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{5F0CB20A-E778-43E7-8ED5-F9021C170012}
    • TypeLib
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib
    • {9340A3FF-7922-4B4F-A789-59495B157A70}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{9340A3FF-7922-4B4F-A789-59495B157A70}
    • 1.0
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{9340A3FF-7922-4B4F-A789-59495B157A70}\1.0
    • FLAGS
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{9340A3FF-7922-4B4F-A789-59495B157A70}\1.0
    • 0
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{9340A3FF-7922-4B4F-A789-59495B157A70}\1.0\0
    • win32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\TypeLib\{9340A3FF-7922-4B4F-A789-59495B157A70}\1.0
    • HELPDIR
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface
    • {41AD429E-FAF9-4D45-BDBD-AE08BCCF1B22}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{41AD429E-FAF9-4D45-BDBD-AE08BCCF1B22}
    • ProxyStubClsid
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{41AD429E-FAF9-4D45-BDBD-AE08BCCF1B22}
    • ProxyStubClsid32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{41AD429E-FAF9-4D45-BDBD-AE08BCCF1B22}
    • TypeLib
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface
    • {BC2BF882-E694-4787-9897-7511EF59614F}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{BC2BF882-E694-4787-9897-7511EF59614F}
    • ProxyStubClsid
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{BC2BF882-E694-4787-9897-7511EF59614F}
    • ProxyStubClsid32
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{BC2BF882-E694-4787-9897-7511EF59614F}
    • TypeLib
  • In HKEY_CLASSES_ROOT\CLSID
    • {ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}
    • InprocServer32
  • In HKEY_CLASSES_ROOT
    • Thead.Expcom

Step 4

Diesen Registrierungswert löschen

[ Saber mais ]

Wichtig: Eine nicht ordnungsgemäße Bearbeitung der Windows Registrierung kann zu einer dauerhaften Fehlfunktion des Systems führen. Führen Sie diesen Schritt nur durch, wenn Sie mit der Vorgehensweise vertraut sind oder wenn Sie Ihren Systemadministrator um Unterstützung bitten können. Lesen Sie ansonsten zuerst diesen Microsoft Artikel, bevor Sie die Registrierung Ihres Computers ändern.

  • In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\run
    • R050B-DC97-43F0-8E08-F418B9 = "R050B-DC97-43F0-8E08-F418B9.B3AE"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{43C3C9D7-856D-4FF8-97AD-4B38EB6175E0}\InprocServer32
    • ThreadingModel = "Apartment"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{5F0CB20A-E778-43E7-8ED5-F9021C170012}\TypeLib
    • Version = "1.0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{41AD429E-FAF9-4D45-BDBD-AE08BCCF1B22}\TypeLib
    • Version = "1.0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{BC2BF882-E694-4787-9897-7511EF59614F}\TypeLib
    • Version = "1.0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}
    • ProgID = "Thead.Expcom"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}\InprocServer32
    • ThreadingModel = "Apartment"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}
    • ToolboxBitmap32 = "%System%\USERSENV.DLL, 30000"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}
    • MiscStatus = "0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}
    • MiscStatus\1 = "131473"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}
    • TypeLib = "{9340A3FF-7922-4B4F-A789-59495B157A70}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}
    • VERSION = "1.0"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Thead.Expcom
    • Clsid = "{ED54AAAA-2C30-4CE9-9FCF-17028AF006FD}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{41AD429E-FAF9-4D45-BDBD-AE08BCCF1B22}
    • ProxyStubClsid = "{00020424-0000-0000-C000-000000000046}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{41AD429E-FAF9-4D45-BDBD-AE08BCCF1B22}
    • ProxyStubClsid32 = "{00020424-0000-0000-C000-000000000046}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{BC2BF882-E694-4787-9897-7511EF59614F}
    • ProxyStubClsid = "{00020420-0000-0000-C000-000000000046}"
  • In HKEY_LOCAL_MACHINE\SOFTWARE\Classes\Interface\{BC2BF882-E694-4787-9897-7511EF59614F}
    • ProxyStubClsid32 = "{00020420-0000-0000-C000-000000000046}"

Step 5

Durchsuchen Sie Ihren Computer mit Ihrem Trend Micro Produkt, und löschen Sie Dateien, die als TROJ_TIMONIST.A entdeckt werden. Falls die entdeckten Dateien bereits von Ihrem Trend Micro Produkt gesäubert, gelöscht oder in Quarantäne verschoben wurden, sind keine weiteren Schritte erforderlich. Dateien in Quarantäne können einfach gelöscht werden. Auf dieser Knowledge-Base-Seite finden Sie weitere Informationen.


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