BKDR_INJCT.SMP1
VirTool:Win32/Injector.gen!BQ (Microsoft); Generic.grp!ci (McAfee); Backdoor.Trojan (Symantec); Backdoor.Win32.Shiz.raj (Kaspersky); Trojan.Win32.Generic!BT (Sunbelt); Trojan.Generic.6518076 (FSecure)
Windows 2000, Windows, XP, Windows Server 2003
Threat Type:
Backdoor
Destructiveness:
No
Encrypted:
In the wild::
Yes
OVERVIEW
Elimina archivos para impedir la ejecución correcta de programas y aplicaciones.
TECHNICAL DETAILS
Instalación
Crea las siguientes copias de sí mismo en el sistema afectado:
- %Windows%\apppatch\pomyfhx.exe
(Nota: %Windows% es la carpeta de Windows, que suele estar en C:\Windows o C:\WINNT).
)Crea las carpetas siguientes:
- %Windows%\PCHealth\HelpCtr
- %Windows%\PCHealth\HelpCtr\Temp
- %Windows%\PCHealth\HelpCtr\DataColl
(Nota: %Windows% es la carpeta de Windows, que suele estar en C:\Windows o C:\WINNT).
)Técnica de inicio automático
Modifique las siguientes entradas de registro para garantizar su ejecución automática cada vez que se inicia el sistema:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Winlogon
userinit = "%System%\userinit.exe,%Windows%\apppatch\pomyfhx.exe,"
(Note: The default value data of the said registry entry is %System%\userinit.exe,.)
Otras modificaciones del sistema
Elimina los archivos siguientes:
- %User Temp%\1.tmp
- %Temp%\6.tmp
- %Temp%\D.tmp
- %Temp%\1E.tmp
- %Temp%\26.tmp
- %Temp%\2E.tmp
- %Temp%\3C.tmp
- %Temp%\40.tmp
- %Temp%\47.tmp
- %Temp%\5C.tmp
- %Temp%\60.tmp
- %Temp%\69.tmp
- /
- \?\Volume{4935142c-12c5-11e0-b495-806d6172696f}\DFR3D.tmp
- \?\Volume{4935142c-12c5-11e0-b495-806d6172696f}\DFR3E.tmp
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_17.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_1.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_2.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_21.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_3.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_23.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_4.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_25.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_5.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_6.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_29.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_7.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_8.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_33.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_9.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_35.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_10.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_11.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_39.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_12.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_41.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_13.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_14.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_15.xml
(Nota: %User Temp% es la carpeta Temp del usuario activo, que en el caso de Windows 2000, XP y Server 2003 suele estar en C:\Documents and Settings\{nombre de usuario}\Local Settings\Temp).
. %Temp% es la carpeta de archivos temporales de Windows, que suele estar en C:\Windows\Temp o C:\WINNT\Temp).. %Windows% es la carpeta de Windows, que suele estar en C:\Windows o C:\WINNT).)Agrega las siguientes entradas de registro:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\Winlogon
f0bdff95 = "_CHAR(0x13)_;?¯N§=AÝôUÈ
_CHAR(0x03)_ØÌjfïýú÷·¦gÎ_CHAR(0x0E)_k_CHAR(0x18)_Þ*``_CHAR(0x1F)_Iz_CHAR(0x0B)_.Zh)J_CHAR(0x12)_¯ªß7iÞk_CHAR(0x1F)_ÓWÏòfR¯A©ÿJkjÊ;"§Óæò°_CHAR(0x10)__CHAR(0x0B)_ïÎz_CHAR(0x12)_.*à_CHAR(0x12)__CHAR(0x17)_×/)_CHAR(0x07)_búé`QWê_CHAR(0x1F)_·8nrp¨ZÀè¾_CHAR(0x0F)_ÈÒb_CHAR(0x01)_ð_CHAR(0x0E)_аªw _CHAR(0x0B)_©X±;;(ʯ±7_CHAR(0x17)_þb"áÒÛè/ÿJÿJºØÙþ¨³;_CHAR(0x18)_æï{:÷㸡o_CHAR(0x18)__CHAR(0x1A)_[&§hÐ_CHAR(0x12)_ß®oYÁsB_CHAR(0x03)_òG¶ïËÉ_CHAR(0x1E)_þï?"Î_CHAR(0x01)_æv_CHAR(0x01)_ÇëÏ_CHAR(0x17)_7÷ñ Ï¿nßp*9O_CHAR(0x13)_p¸_CHAR(0x08)_rkÂHÛò/â_CHAR(0x02)_wÏiCëf0bdff95"
Modifica las siguientes entradas de registro:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Dfrg\BootOptimizeFunction
LcnStartLocation = "1405968"
(Note: The default value data of the said registry entry is 0.)
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Dfrg\BootOptimizeFunction
LcnEndLocation = "1537866"
(Note: The default value data of the said registry entry is 0.)
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Dfrg\BootOptimizeFunction
OptimizeError = "Insufficient free space"
(Note: The default value data of the said registry entry is Not Run.)
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Dfrg\BootOptimizeFunction
OptimizeComplete = "No"
(Note: The default value data of the said registry entry is No.)
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Dfrg\BootOptimizeFunction
LcnEndLocation = "1502002"
(Note: The default value data of the said registry entry is 0.)
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Dfrg\BootOptimizeFunction
OptimizeComplete = "Yes"
(Note: The default value data of the said registry entry is No.)
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
PCHealth\PchSvc
DataCollection = "20110901033837.000000-000"
(Note: The default value data of the said registry entry is 20110922055425.000000-000.)
Rutina de infiltración
Infiltra los archivos siguientes:
- %Windows%\apppatch\pomyfhx.exe
- %Temp%\2.tmp
- %Temp%\11.tmp
- %Temp%\3.tmp
- %Temp%\4.tmp
- %Temp%\8.tmp
- %Temp%\9.tmp
- %Temp%\7.tmp
- %Temp%\5.tmp
- %Temp%\A.tmp
- %Temp%\F.tmp
- %Temp%\E.tmp
- %Temp%\10.tmp
- %Temp%\C.tmp
- %Temp%\B.tmp
- %Temp%\13.tmp
- %Temp%\12.tmp
- %Temp%\16.tmp
- %Temp%\15.tmp
- %Temp%\18.tmp
- %Temp%\17.tmp
- %Temp%\14.tmp
- %Temp%\19.tmp
- %Temp%\1A.tmp
- %Temp%\1D.tmp
- %Temp%\1B.tmp
- %Temp%\1C.tmp
- %Temp%\1F.tmp
- %Temp%\20.tmp
- %Temp%\21.tmp
- %Temp%\22.tmp
- %Temp%\23.tmp
- %Temp%\2A.tmp
- %Temp%\24.tmp
- %Temp%\25.tmp
- %Temp%\29.tmp
- %Temp%\28.tmp
- %Temp%\27.tmp
- %Temp%\2B.tmp
- %Temp%\2D.tmp
- %Temp%\2C.tmp
- %Temp%\2F.tmp
- %Temp%\32.tmp
- %Temp%\31.tmp
- %Temp%\30.tmp
- %Temp%\35.tmp
- %Temp%\36.tmp
- %Temp%\33.tmp
- %Temp%\34.tmp
- %Temp%\37.tmp
- %Temp%\38.tmp
- %Temp%\39.tmp
- %Temp%\3A.tmp
- %Temp%\3B.tmp
- %Temp%\3F.tmp
- %Temp%\44.tmp
- %Temp%\43.tmp
- %Temp%\46.tmp
- %Temp%\4A.tmp
- %Temp%\42.tmp
- %Temp%\41.tmp
- %Temp%\49.tmp
- %Temp%\45.tmp
- %Temp%\4B.tmp
- %Temp%\4C.tmp
- %Temp%\48.tmp
- %Temp%\4D.tmp
- %Temp%\4F.tmp
- %Temp%\4E.tmp
- %Temp%\50.tmp
- %Temp%\51.tmp
- %Temp%\52.tmp
- %Temp%\54.tmp
- %Temp%\55.tmp
- %Temp%\56.tmp
- %Temp%\53.tmp
- %Temp%\58.tmp
- %Temp%\59.tmp
- %Temp%\5A.tmp
- %Temp%\5B.tmp
- %Temp%\57.tmp
- %Temp%\5D.tmp
- %Temp%\64.tmp
- %Temp%\5F.tmp
- %Temp%\61.tmp
- %Temp%\62.tmp
- %Temp%\5E.tmp
- %Temp%\65.tmp
- %Temp%\63.tmp
- %Temp%\66.tmp
- %Temp%\68.tmp
- %Temp%\6A.tmp
- %Temp%\67.tmp
- %Temp%\6C.tmp
- %Temp%\6D.tmp
- %Temp%\6B.tmp
- %Temp%\70.tmp
- %Temp%\6F.tmp
- %Temp%\72.tmp
- %Temp%\73.tmp
- %Temp%\74.tmp
- %Temp%\71.tmp
- %Temp%\6E.tmp
- %Temp%\75.tmp
- %Temp%\77.tmp
- %Temp%\78.tmp
- %Temp%\76.tmp
- %Temp%\7A.tmp
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_16.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_18.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_19.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_20.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_22.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_24.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_26.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_27.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_28.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_30.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_31.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_32.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_34.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_36.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_37.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_38.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_40.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_42.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_43.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_44.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_45.xml
(Nota: %Windows% es la carpeta de Windows, que suele estar en C:\Windows o C:\WINNT).
. %Temp% es la carpeta de archivos temporales de Windows, que suele estar en C:\Windows\Temp o C:\WINNT\Temp).)
SOLUTION
Step 1
Los usuarios de Windows ME y XP, antes de llevar a cabo cualquier exploración, deben comprobar que tienen desactivada la opción Restaurar sistema para permitir la exploración completa del equipo.
Step 2
Identificar y eliminar los archivos detectados como BKDR_INJCT.SMP1 mediante el disco de inicio o la Consola de recuperación
Step 3
Eliminar este valor del Registro
Importante: si modifica el Registro de Windows incorrectamente, podría hacer que el sistema funcione mal de manera irreversible. Lleve a cabo este paso solo si sabe cómo hacerlo o si puede contar con ayuda de su administrador del sistema. De lo contrario, lea este artículo de Microsoft antes de modificar el Registro del equipo.
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
- f0bdff95="_CHAR(0x13)_;?¯N§=AÝôUÈ _CHAR(0x03)_ØÌjfïýú÷·¦gÎ_CHAR(0x0E)_k_CHAR(0x18)_Þ*``_CHAR(0x1F)_Iz_CHAR(0x0B)_.Zh)J_CHAR(0x12)_¯ªß7iÞk_CHAR(0x1F)_ÓWÏòfR¯A©ÿJkjÊ;"§Óæò°_CHAR(0x10)__CHAR(0x0B)_ïÎz_CHAR(0x12)_.*à_CHAR(0x12)__CHAR(0x17)_×/)_CHAR(0x07)_búé`QWê_CHAR(0x1F)_·8nrp¨ZÀè¾_CHAR(0x0F)_ÈÒb_CHAR(0x01)_ð_CHAR(0x0E)_аªw _CHAR(0x0B)_©X±;;(ʯ±7_CHAR(0x17)_þb"áÒÛè/ÿJÿJºØÙþ¨³;_CHAR(0x18)_æï{:÷㸡o_CHAR(0x18)__CHAR(0x1A)_[&§hÐ_CHAR(0x12)_ß®oYÁsB_CHAR(0x03)_òG¶ïËÉ_CHAR(0x1E)_þï?"Î_CHAR(0x01)_æv_CHAR(0x01)_ÇëÏ_CHAR(0x17)_7÷ñ Ï¿nßp*9O_CHAR(0x13)_p¸_CHAR(0x08)_rkÂHÛò/â_CHAR(0x02)_wÏiCëf0bdff95"
Step 4
Restaurar este valor del Registro modificado
Importante: si modifica el Registro de Windows incorrectamente, podría hacer que el sistema funcione mal de manera irreversible. Lleve a cabo este paso solo si sabe cómo hacerlo o si puede contar con ayuda de su administrador del sistema. De lo contrario, lea este artículo de Microsoft antes de modificar el Registro del equipo.
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Dfrg\BootOptimizeFunction
- From: LcnStartLocation="1405968"
To: LcnStartLocation=0
- From: LcnStartLocation="1405968"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Dfrg\BootOptimizeFunction
- From: LcnEndLocation="1537866"
To: LcnEndLocation=0
- From: LcnEndLocation="1537866"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Dfrg\BootOptimizeFunction
- From: OptimizeError="Insufficient free space"
To: OptimizeError=Not Run
- From: OptimizeError="Insufficient free space"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Dfrg\BootOptimizeFunction
- From: OptimizeComplete="No"
To: OptimizeComplete=No
- From: OptimizeComplete="No"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Dfrg\BootOptimizeFunction
- From: LcnEndLocation="1502002"
To: LcnEndLocation=0
- From: LcnEndLocation="1502002"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Dfrg\BootOptimizeFunction
- From: OptimizeComplete="Yes"
To: OptimizeComplete=No
- From: OptimizeComplete="Yes"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\PCHealth\PchSvc
- From: DataCollection="20110901033837.000000-000"
To: DataCollection=20110922055425.000000-000
- From: DataCollection="20110901033837.000000-000"
- In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
- From: userinit="%System%\userinit.exe,%Windows%\apppatch\pomyfhx.exe,"
To: userinit=%System%\userinit.exe,
- From: userinit="%System%\userinit.exe,%Windows%\apppatch\pomyfhx.exe,"
Step 5
Buscar y eliminar estas carpetas
- %Windows%\PCHealth\HelpCtr
- %Windows%\PCHealth\HelpCtr\Temp
- %Windows%\PCHealth\HelpCtr\DataColl
Step 6
Buscar y eliminar estos archivos
- %Windows%\apppatch\pomyfhx.exe
- %Temp%\2.tmp
- %Temp%\11.tmp
- %Temp%\3.tmp
- %Temp%\4.tmp
- %Temp%\8.tmp
- %Temp%\9.tmp
- %Temp%\7.tmp
- %Temp%\5.tmp
- %Temp%\A.tmp
- %Temp%\F.tmp
- %Temp%\E.tmp
- %Temp%\10.tmp
- %Temp%\C.tmp
- %Temp%\B.tmp
- %Temp%\13.tmp
- %Temp%\12.tmp
- %Temp%\16.tmp
- %Temp%\15.tmp
- %Temp%\18.tmp
- %Temp%\17.tmp
- %Temp%\14.tmp
- %Temp%\19.tmp
- %Temp%\1A.tmp
- %Temp%\1D.tmp
- %Temp%\1B.tmp
- %Temp%\1C.tmp
- %Temp%\1F.tmp
- %Temp%\20.tmp
- %Temp%\21.tmp
- %Temp%\22.tmp
- %Temp%\23.tmp
- %Temp%\2A.tmp
- %Temp%\24.tmp
- %Temp%\25.tmp
- %Temp%\29.tmp
- %Temp%\28.tmp
- %Temp%\27.tmp
- %Temp%\2B.tmp
- %Temp%\2D.tmp
- %Temp%\2C.tmp
- %Temp%\2F.tmp
- %Temp%\32.tmp
- %Temp%\31.tmp
- %Temp%\30.tmp
- %Temp%\35.tmp
- %Temp%\36.tmp
- %Temp%\33.tmp
- %Temp%\34.tmp
- %Temp%\37.tmp
- %Temp%\38.tmp
- %Temp%\39.tmp
- %Temp%\3A.tmp
- %Temp%\3B.tmp
- %Temp%\3F.tmp
- %Temp%\44.tmp
- %Temp%\43.tmp
- %Temp%\46.tmp
- %Temp%\4A.tmp
- %Temp%\42.tmp
- %Temp%\41.tmp
- %Temp%\49.tmp
- %Temp%\45.tmp
- %Temp%\4B.tmp
- %Temp%\4C.tmp
- %Temp%\48.tmp
- %Temp%\4D.tmp
- %Temp%\4F.tmp
- %Temp%\4E.tmp
- %Temp%\50.tmp
- %Temp%\51.tmp
- %Temp%\52.tmp
- %Temp%\54.tmp
- %Temp%\55.tmp
- %Temp%\56.tmp
- %Temp%\53.tmp
- %Temp%\58.tmp
- %Temp%\59.tmp
- %Temp%\5A.tmp
- %Temp%\5B.tmp
- %Temp%\57.tmp
- %Temp%\5D.tmp
- %Temp%\64.tmp
- %Temp%\5F.tmp
- %Temp%\61.tmp
- %Temp%\62.tmp
- %Temp%\5E.tmp
- %Temp%\65.tmp
- %Temp%\63.tmp
- %Temp%\66.tmp
- %Temp%\68.tmp
- %Temp%\6A.tmp
- %Temp%\67.tmp
- %Temp%\6C.tmp
- %Temp%\6D.tmp
- %Temp%\6B.tmp
- %Temp%\70.tmp
- %Temp%\6F.tmp
- %Temp%\72.tmp
- %Temp%\73.tmp
- %Temp%\74.tmp
- %Temp%\71.tmp
- %Temp%\6E.tmp
- %Temp%\75.tmp
- %Temp%\77.tmp
- %Temp%\78.tmp
- %Temp%\76.tmp
- %Temp%\7A.tmp
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_16.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_18.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_19.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_20.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_22.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_24.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_26.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_27.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_28.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_30.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_31.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_32.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_34.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_36.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_37.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_38.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_40.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_42.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_43.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_44.xml
- %Windows%\PCHealth\HelpCtr\DataColl\CollectedData_45.xml
Step 7
Explorar el equipo con su producto de Trend Micro para eliminar los archivos detectados como BKDR_INJCT.SMP1 En caso de que el producto de Trend Micro ya haya limpiado, eliminado o puesto en cuarentena los archivos detectados, no serán necesarios más pasos. Puede optar simplemente por eliminar los archivos en cuarentena. Consulte esta página de Base de conocimientos para obtener más información.
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