TROJ_CRYPDEF.J

Publish date: 11 de julio de 2015

Alias

Ransom:Win32/Crowti.A (Microsoft); Packed-ES!5404FB916C4D (McAfee); Trojan.Gen (Symantec); HEUR:Trojan.Win32.Generic (Kaspersky); Mal/Generic-L (Sophos); Trojan.Win32.Generic!BT (Sunbelt); Trojan horse FileCryptor.CBK (AVG)

Plataforma:

Windows

Riesgo general:

Potencial de destrucción:

Potencial de distribución:

Infección divulgada:

Bajo

Medio

High

Crítico

Tipo de malware
Trojan
Destructivo?
No
Cifrado
In the Wild:
Sí

Resumen y descripción

Elimina archivos para impedir la ejecución correcta de programas y aplicaciones.

Este malware se elimina tras la ejecución.

Detalles técnicos

Tamaño del archivo 252,928 bytes

Tipo de archivo EXE

Residente en memoria Sí

Fecha de recepción de las muestras iniciales 11 julio 2015

Técnica de inicio automático

Agrega las siguientes entradas de registro para permitir su ejecución automática cada vez que se inicia el sistema:

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
3c5c2de = "%System Root%\3c5c2deb\3c5c2deb.exe"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
3c5c2deb = "%User Profile%\Application Data\3c5c2deb.exe"

Otras modificaciones del sistema

Elimina los archivos siguientes:

%System Root%\3c5c2deb

(Nota: %System Root% es la carpeta raíz, normalmente C:\. También es la ubicación del sistema operativo).

)

Agrega las siguientes entradas de registro como parte de la rutina de instalación:

HKEY_CURRENT_USER\software\512D2186C8BEEF9956904C94D1374771

HKEY_CURRENT_USER\software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD

Agrega las siguientes entradas de registro:

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771
2k = "{random values}"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771
du = "{random characters}"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771
2r = "{random characters}"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771
1v = "{random characters}"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Internet Explorer\brndlog.bak = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Internet Explorer\brndlog.txt = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%Application Data%\Microsoft\Windows Media\9.0\WMSDKNS.DTD = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Templates\excel.xls = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Templates\excel4.xls = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Templates\powerpnt.ppt = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Templates\quattro.wb2 = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Templates\sndrec.wav = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Templates\winword.doc = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Templates\winword2.doc = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Templates\wordpfct.wpd = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Cookies\wilbert@atdmt[2].txt = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Cookies\wilbert@bing[2].txt = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Cookies\wilbert@c.atdmt[2].txt = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Cookies\wilbert@c.msn[2].txt = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Cookies\wilbert@doubleclick[1].txt = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Cookies\wilbert@microsoft[1].txt = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Cookies\wilbert@msnportal.112.2o7[1].txt = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Cookies\wilbert@msn[2].txt = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Cookies\wilbert@scorecardresearch[2].txt = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Cookies\wilbert@www.bing[2].txt = "68adfd"

HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\
01134445677799CD
%User Profile%\Cookies\wilbert@www.msn[1].txt = "68adfd"

Modifica las siguientes entradas de registro:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows NT\CurrentVersion\SystemRestore
DisableSR = "1"

Rutina de infiltración

Infiltra los archivos siguientes:

%System Root%\3c5c2deb\3c5c2deb.exe
%User Profile%\Application Data\3c5c2deb.exe
%User Startup%\3c5c2deb.exe
A:\HELP_DECRYPT.TXT
A:\HELP_DECRYPT.HTML
%User Profile%\Internet Explorer\brndlog.bak.h5o
A:\HELP_DECRYPT.URL
%User Profile%\Internet Explorer\brndlog.txt.32d
A:\HELP_DECRYPT.PNG
%User Profile%\Internet Explorer\HELP_DECRYPT.TXT
%User Profile%\Internet Explorer\HELP_DECRYPT.HTML
%User Profile%\Internet Explorer\HELP_DECRYPT.URL
%User Profile%\Internet Explorer\HELP_DECRYPT.PNG
%User Profile%\Microsoft\HELP_DECRYPT.TXT
%User Profile%\Microsoft\HELP_DECRYPT.HTML
%User Profile%\Microsoft\HELP_DECRYPT.URL
%User Profile%\Microsoft\HELP_DECRYPT.PNG
%User Profile%\Application Data\HELP_DECRYPT.TXT
%User Profile%\Application Data\HELP_DECRYPT.HTML
%User Profile%\Application Data\HELP_DECRYPT.URL
%User Profile%\Application Data\HELP_DECRYPT.PNG
%Application Data%\Microsoft\Windows Media\9.0\WMSDKNS.DTD.u7k
%Application Data%\Microsoft\Windows Media\9.0\HELP_DECRYPT.TXT
%Application Data%\Microsoft\Windows Media\9.0\HELP_DECRYPT.HTML
%Application Data%\Microsoft\Windows Media\9.0\HELP_DECRYPT.URL
%Application Data%\Microsoft\Windows Media\9.0\HELP_DECRYPT.PNG
%Application Data%\Microsoft\Windows Media\HELP_DECRYPT.TXT
%Application Data%\Microsoft\Windows Media\HELP_DECRYPT.HTML
%Application Data%\Microsoft\Windows Media\HELP_DECRYPT.URL
%Application Data%\Microsoft\Windows Media\HELP_DECRYPT.PNG
%Application Data%\Microsoft\HELP_DECRYPT.TXT
%Application Data%\Microsoft\HELP_DECRYPT.HTML
%Application Data%\Microsoft\HELP_DECRYPT.URL
%Application Data%\Microsoft\HELP_DECRYPT.PNG
%Application Data%\HELP_DECRYPT.TXT
%Application Data%\HELP_DECRYPT.HTML
%Application Data%\HELP_DECRYPT.URL
%Application Data%\HELP_DECRYPT.PNG
%User Profile%\Local Settings\HELP_DECRYPT.TXT
%User Profile%\Local Settings\HELP_DECRYPT.HTML
%User Profile%\Local Settings\HELP_DECRYPT.URL
%User Profile%\Local Settings\HELP_DECRYPT.PNG
%User Profile%\Templates\excel.xls.0ae
%User Profile%\Templates\excel4.xls.27t
%User Profile%\Templates\powerpnt.ppt.ne9
%User Profile%\Templates\quattro.wb2.8pr
%User Profile%\Templates\sndrec.wav.o8g
%User Profile%\Templates\winword.doc.v9w
%User Profile%\Templates\winword2.doc.41n
%User Profile%\Templates\wordpfct.wpd.ki2
%User Profile%\Templates\HELP_DECRYPT.TXT
%User Profile%\Templates\HELP_DECRYPT.HTML
%User Profile%\Templates\HELP_DECRYPT.URL
%User Profile%\Templates\HELP_DECRYPT.PNG
%User Profile%\HELP_DECRYPT.TXT
%User Profile%\HELP_DECRYPT.HTML
%User Profile%\HELP_DECRYPT.URL
%User Profile%\HELP_DECRYPT.PNG
%User Profile%\Internet Explorer\brndlog.bak.kd4
%User Profile%\Internet Explorer\brndlog.txt.902
%User Profile%\Cookies\wilbert@atdmt[2].txt.n7s
%User Profile%\Cookies\wilbert@bing[2].txt.g11
%User Profile%\Cookies\wilbert@c.atdmt[2].txt.4ao
%User Profile%\Cookies\wilbert@c.msn[2].txt.x6g
%User Profile%\Cookies\wilbert@doubleclick[1].txt.7xo
%User Profile%\Cookies\wilbert@microsoft[1].txt.8xb
%User Profile%\Cookies\wilbert@msnportal.112.2o7[1].txt.162
%User Profile%\Cookies\wilbert@msn[2].txt.t2s
%User Profile%\Cookies\wilbert@scorecardresearch[2].txt.g4l
%User Profile%\Cookies\wilbert@www.bing[2].txt.43a
%User Profile%\Cookies\wilbert@www.msn[1].txt.lp4
%User Profile%\Cookies\HELP_DECRYPT.TXT
%User Profile%\Cookies\HELP_DECRYPT.HTML
%User Profile%\Cookies\HELP_DECRYPT.URL
%User Profile%\Cookies\HELP_DECRYPT.PNG
%Application Data%\Microsoft\Windows Media\9.0\WMSDKNS.DTD.o76
%User Profile%\Templates\excel.xls.19v
%User Profile%\Templates\excel4.xls.z0f
%User Profile%\Templates\powerpnt.ppt.q5s
%User Profile%\Templates\quattro.wb2.ez9
%User Profile%\Templates\sndrec.wav.z1t
%User Profile%\Templates\winword.doc.i3f
%User Profile%\Templates\winword2.doc.93n
%User Profile%\Templates\wordpfct.wpd.a3z
%System Root%\Documents and Settings\HELP_DECRYPT.TXT
%System Root%\Documents and Settings\HELP_DECRYPT.HTML
%System Root%\Documents and Settings\HELP_DECRYPT.URL
%System Root%\Documents and Settings\HELP_DECRYPT.PNG
%System Root%\HELP_DECRYPT.TXT
%System Root%\HELP_DECRYPT.HTML
%System Root%\HELP_DECRYPT.URL
%System Root%\HELP_DECRYPT.PNG
%Desktop%\HELP_DECRYPT.TXT
%Desktop%\HELP_DECRYPT.HTML
%Desktop%\HELP_DECRYPT.URL
%Desktop%\HELP_DECRYPT.PNG
%User Startup%\HELP_DECRYPT.TXT
%User Startup%\HELP_DECRYPT.HTML
%User Startup%\HELP_DECRYPT.URL
%User Startup%\HELP_DECRYPT.PNG

Otros detalles

Este malware se elimina tras la ejecución.

Soluciones

Motor de exploración mínimo 9.750

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

Reiniciar en modo seguro

[ aprenda más ]

Step 3

Eliminar esta clave del Registro

[ aprenda más ]

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_CURRENT_USER\software
- 512D2186C8BEEF9956904C94D1374771

In HKEY_CURRENT_USER\software\512D2186C8BEEF9956904C94D1374771
- 01134445677799CD

Step 4

Eliminar este valor del Registro

[ aprenda más ]

In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
- 3c5c2de = "%System Root%\3c5c2deb\3c5c2deb.exe"

In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
- 3c5c2deb = "%User Profile%\Application Data\3c5c2deb.exe"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771
- 2k = "{random values}"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771
- du = "{random characters}"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771
- 2r = "{random characters}"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771
- 1v = "{random characters}"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Internet Explorer\brndlog.bak = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Internet Explorer\brndlog.txt = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %Application Data%\Microsoft\Windows Media\9.0\WMSDKNS.DTD = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Templates\excel.xls = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Templates\excel4.xls = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Templates\powerpnt.ppt = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Templates\quattro.wb2 = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Templates\sndrec.wav = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Templates\winword.doc = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Templates\winword2.doc = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Templates\wordpfct.wpd = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Cookies\wilbert@atdmt[2].txt = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Cookies\wilbert@bing[2].txt = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Cookies\wilbert@c.atdmt[2].txt = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Cookies\wilbert@c.msn[2].txt = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Cookies\wilbert@doubleclick[1].txt = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Cookies\wilbert@microsoft[1].txt = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Cookies\wilbert@msnportal.112.2o7[1].txt = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Cookies\wilbert@msn[2].txt = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Cookies\wilbert@scorecardresearch[2].txt = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Cookies\wilbert@www.bing[2].txt = "68adfd"

In HKEY_CURRENT_USER\Software\512D2186C8BEEF9956904C94D1374771\01134445677799CD
- %User Profile%\Cookies\wilbert@www.msn[1].txt = "68adfd"

Para eliminar el valor del Registro que este malware/grayware/spyware ha creado:

Abra el Editor del Registro. Haga clic en Inicio>Ejecutar, escriba REGEDIT y, a continuación, pulse Intro.
En el panel izquierdo, haga doble clic en el siguiente elemento:
HKEY_CURRENT_USER>Software>Microsoft>Windows>CurrentVersion>Run
En el panel derecho, busque y elimine la entrada:
3c5c2de = "%System Root%\3c5c2deb\3c5c2deb.exe"
En el panel derecho, busque y elimine la entrada:
3c5c2deb = "%User Profile%\Application Data\3c5c2deb.exe"
En el panel izquierdo, haga doble clic en el siguiente elemento:
HKEY_CURRENT_USER>Software>512D2186C8BEEF9956904C94D1374771
En el panel derecho, busque y elimine la entrada:
2k = "{random values}"
En el panel derecho, busque y elimine la entrada:
du = "{random characters}"
En el panel derecho, busque y elimine la entrada:
2r = "{random characters}"
En el panel derecho, busque y elimine la entrada:
1v = "{random characters}"
En el panel izquierdo, haga doble clic en el siguiente elemento:
HKEY_CURRENT_USER>Software>512D2186C8BEEF9956904C94D1374771>01134445677799CD
En el panel derecho, busque y elimine la entrada:
%User Profile%\Internet Explorer\brndlog.bak = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Internet Explorer\brndlog.txt = "68adfd"
En el panel derecho, busque y elimine la entrada:
%Application Data%\Microsoft\Windows Media\9.0\WMSDKNS.DTD = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Templates\excel.xls = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Templates\excel4.xls = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Templates\powerpnt.ppt = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Templates\quattro.wb2 = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Templates\sndrec.wav = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Templates\winword.doc = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Templates\winword2.doc = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Templates\wordpfct.wpd = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Cookies\wilbert@atdmt[2].txt = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Cookies\wilbert@bing[2].txt = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Cookies\wilbert@c.atdmt[2].txt = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Cookies\wilbert@c.msn[2].txt = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Cookies\wilbert@doubleclick[1].txt = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Cookies\wilbert@microsoft[1].txt = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Cookies\wilbert@msnportal.112.2o7[1].txt = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Cookies\wilbert@msn[2].txt = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Cookies\wilbert@scorecardresearch[2].txt = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Cookies\wilbert@www.bing[2].txt = "68adfd"
En el panel derecho, busque y elimine la entrada:
%User Profile%\Cookies\wilbert@www.msn[1].txt = "68adfd"
Cierre el Editor del Registro.

Step 5

Restaurar este valor del Registro modificado

[ aprenda más ]

In HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SystemRestore
- DisableSR = "1"

Step 6

Buscar y eliminar estos archivos

[ aprenda más ]

Puede que algunos de los archivos del componente estén ocultos. Asegúrese de que tiene activada la casilla Buscar archivos y carpetas ocultos en la opción "Más opciones avanzadas" para que el resultado de la búsqueda incluya todos los archivos y carpetas ocultos.

%System Root%\3c5c2deb\3c5c2deb.exe
%User Profile%\Application Data\3c5c2deb.exe
%User Startup%\3c5c2deb.exe
A:\HELP_DECRYPT.TXT
A:\HELP_DECRYPT.HTML
%User Profile%\Internet Explorer\brndlog.bak.h5o
A:\HELP_DECRYPT.URL
%User Profile%\Internet Explorer\brndlog.txt.32d
A:\HELP_DECRYPT.PNG
%User Profile%\Internet Explorer\HELP_DECRYPT.TXT
%User Profile%\Internet Explorer\HELP_DECRYPT.HTML
%User Profile%\Internet Explorer\HELP_DECRYPT.URL
%User Profile%\Internet Explorer\HELP_DECRYPT.PNG
%User Profile%\Microsoft\HELP_DECRYPT.TXT
%User Profile%\Microsoft\HELP_DECRYPT.HTML
%User Profile%\Microsoft\HELP_DECRYPT.URL
%User Profile%\Microsoft\HELP_DECRYPT.PNG
%User Profile%\Application Data\HELP_DECRYPT.TXT
%User Profile%\Application Data\HELP_DECRYPT.HTML
%User Profile%\Application Data\HELP_DECRYPT.URL
%User Profile%\Application Data\HELP_DECRYPT.PNG
%Application Data%\Microsoft\Windows Media\9.0\WMSDKNS.DTD.u7k
%Application Data%\Microsoft\Windows Media\9.0\HELP_DECRYPT.TXT
%Application Data%\Microsoft\Windows Media\9.0\HELP_DECRYPT.HTML
%Application Data%\Microsoft\Windows Media\9.0\HELP_DECRYPT.URL
%Application Data%\Microsoft\Windows Media\9.0\HELP_DECRYPT.PNG
%Application Data%\Microsoft\Windows Media\HELP_DECRYPT.TXT
%Application Data%\Microsoft\Windows Media\HELP_DECRYPT.HTML
%Application Data%\Microsoft\Windows Media\HELP_DECRYPT.URL
%Application Data%\Microsoft\Windows Media\HELP_DECRYPT.PNG
%Application Data%\Microsoft\HELP_DECRYPT.TXT
%Application Data%\Microsoft\HELP_DECRYPT.HTML
%Application Data%\Microsoft\HELP_DECRYPT.URL
%Application Data%\Microsoft\HELP_DECRYPT.PNG
%Application Data%\HELP_DECRYPT.TXT
%Application Data%\HELP_DECRYPT.HTML
%Application Data%\HELP_DECRYPT.URL
%Application Data%\HELP_DECRYPT.PNG
%User Profile%\Local Settings\HELP_DECRYPT.TXT
%User Profile%\Local Settings\HELP_DECRYPT.HTML
%User Profile%\Local Settings\HELP_DECRYPT.URL
%User Profile%\Local Settings\HELP_DECRYPT.PNG
%User Profile%\Templates\excel.xls.0ae
%User Profile%\Templates\excel4.xls.27t
%User Profile%\Templates\powerpnt.ppt.ne9
%User Profile%\Templates\quattro.wb2.8pr
%User Profile%\Templates\sndrec.wav.o8g
%User Profile%\Templates\winword.doc.v9w
%User Profile%\Templates\winword2.doc.41n
%User Profile%\Templates\wordpfct.wpd.ki2
%User Profile%\Templates\HELP_DECRYPT.TXT
%User Profile%\Templates\HELP_DECRYPT.HTML
%User Profile%\Templates\HELP_DECRYPT.URL
%User Profile%\Templates\HELP_DECRYPT.PNG
%User Profile%\HELP_DECRYPT.TXT
%User Profile%\HELP_DECRYPT.HTML
%User Profile%\HELP_DECRYPT.URL
%User Profile%\HELP_DECRYPT.PNG
%User Profile%\Internet Explorer\brndlog.bak.kd4
%User Profile%\Internet Explorer\brndlog.txt.902
%User Profile%\Cookies\wilbert@atdmt[2].txt.n7s
%User Profile%\Cookies\wilbert@bing[2].txt.g11
%User Profile%\Cookies\wilbert@c.atdmt[2].txt.4ao
%User Profile%\Cookies\wilbert@c.msn[2].txt.x6g
%User Profile%\Cookies\wilbert@doubleclick[1].txt.7xo
%User Profile%\Cookies\wilbert@microsoft[1].txt.8xb
%User Profile%\Cookies\wilbert@msnportal.112.2o7[1].txt.162
%User Profile%\Cookies\wilbert@msn[2].txt.t2s
%User Profile%\Cookies\wilbert@scorecardresearch[2].txt.g4l
%User Profile%\Cookies\wilbert@www.bing[2].txt.43a
%User Profile%\Cookies\wilbert@www.msn[1].txt.lp4
%User Profile%\Cookies\HELP_DECRYPT.TXT
%User Profile%\Cookies\HELP_DECRYPT.HTML
%User Profile%\Cookies\HELP_DECRYPT.URL
%User Profile%\Cookies\HELP_DECRYPT.PNG
%Application Data%\Microsoft\Windows Media\9.0\WMSDKNS.DTD.o76
%User Profile%\Templates\excel.xls.19v
%User Profile%\Templates\excel4.xls.z0f
%User Profile%\Templates\powerpnt.ppt.q5s
%User Profile%\Templates\quattro.wb2.ez9
%User Profile%\Templates\sndrec.wav.z1t
%User Profile%\Templates\winword.doc.i3f
%User Profile%\Templates\winword2.doc.93n
%User Profile%\Templates\wordpfct.wpd.a3z
%System Root%\Documents and Settings\HELP_DECRYPT.TXT
%System Root%\Documents and Settings\HELP_DECRYPT.HTML
%System Root%\Documents and Settings\HELP_DECRYPT.URL
%System Root%\Documents and Settings\HELP_DECRYPT.PNG
%System Root%\HELP_DECRYPT.TXT
%System Root%\HELP_DECRYPT.HTML
%System Root%\HELP_DECRYPT.URL
%System Root%\HELP_DECRYPT.PNG
%Desktop%\HELP_DECRYPT.TXT
%Desktop%\HELP_DECRYPT.HTML
%Desktop%\HELP_DECRYPT.URL
%Desktop%\HELP_DECRYPT.PNG
%User Startup%\HELP_DECRYPT.TXT
%User Startup%\HELP_DECRYPT.HTML
%User Startup%\HELP_DECRYPT.URL
%User Startup%\HELP_DECRYPT.PNG

Para eliminar los archivos del componente de malware/grayware/spyware:

Haga clic con el botón derecho en Inicio y haga clic en Buscar....
En el cuadro de entrada Nombre, escriba:

%System Root%\3c5c2deb\3c5c2deb.exe
%User Profile%\Application Data\3c5c2deb.exe
%User Startup%\3c5c2deb.exe
A:\HELP_DECRYPT.TXT
A:\HELP_DECRYPT.HTML
%User Profile%\Internet Explorer\brndlog.bak.h5o
A:\HELP_DECRYPT.URL
%User Profile%\Internet Explorer\brndlog.txt.32d
A:\HELP_DECRYPT.PNG
%User Profile%\Internet Explorer\HELP_DECRYPT.TXT
%User Profile%\Internet Explorer\HELP_DECRYPT.HTML
%User Profile%\Internet Explorer\HELP_DECRYPT.URL
%User Profile%\Internet Explorer\HELP_DECRYPT.PNG
%User Profile%\Microsoft\HELP_DECRYPT.TXT
%User Profile%\Microsoft\HELP_DECRYPT.HTML
%User Profile%\Microsoft\HELP_DECRYPT.URL
%User Profile%\Microsoft\HELP_DECRYPT.PNG
%User Profile%\Application Data\HELP_DECRYPT.TXT
%User Profile%\Application Data\HELP_DECRYPT.HTML
%User Profile%\Application Data\HELP_DECRYPT.URL
%User Profile%\Application Data\HELP_DECRYPT.PNG
%Application Data%\Microsoft\Windows Media\9.0\WMSDKNS.DTD.u7k
%Application Data%\Microsoft\Windows Media\9.0\HELP_DECRYPT.TXT
%Application Data%\Microsoft\Windows Media\9.0\HELP_DECRYPT.HTML
%Application Data%\Microsoft\Windows Media\9.0\HELP_DECRYPT.URL
%Application Data%\Microsoft\Windows Media\9.0\HELP_DECRYPT.PNG
%Application Data%\Microsoft\Windows Media\HELP_DECRYPT.TXT
%Application Data%\Microsoft\Windows Media\HELP_DECRYPT.HTML
%Application Data%\Microsoft\Windows Media\HELP_DECRYPT.URL
%Application Data%\Microsoft\Windows Media\HELP_DECRYPT.PNG
%Application Data%\Microsoft\HELP_DECRYPT.TXT
%Application Data%\Microsoft\HELP_DECRYPT.HTML
%Application Data%\Microsoft\HELP_DECRYPT.URL
%Application Data%\Microsoft\HELP_DECRYPT.PNG
%Application Data%\HELP_DECRYPT.TXT
%Application Data%\HELP_DECRYPT.HTML
%Application Data%\HELP_DECRYPT.URL
%Application Data%\HELP_DECRYPT.PNG
%User Profile%\Local Settings\HELP_DECRYPT.TXT
%User Profile%\Local Settings\HELP_DECRYPT.HTML
%User Profile%\Local Settings\HELP_DECRYPT.URL
%User Profile%\Local Settings\HELP_DECRYPT.PNG
%User Profile%\Templates\excel.xls.0ae
%User Profile%\Templates\excel4.xls.27t
%User Profile%\Templates\powerpnt.ppt.ne9
%User Profile%\Templates\quattro.wb2.8pr
%User Profile%\Templates\sndrec.wav.o8g
%User Profile%\Templates\winword.doc.v9w
%User Profile%\Templates\winword2.doc.41n
%User Profile%\Templates\wordpfct.wpd.ki2
%User Profile%\Templates\HELP_DECRYPT.TXT
%User Profile%\Templates\HELP_DECRYPT.HTML
%User Profile%\Templates\HELP_DECRYPT.URL
%User Profile%\Templates\HELP_DECRYPT.PNG
%User Profile%\HELP_DECRYPT.TXT
%User Profile%\HELP_DECRYPT.HTML
%User Profile%\HELP_DECRYPT.URL
%User Profile%\HELP_DECRYPT.PNG
%User Profile%\Internet Explorer\brndlog.bak.kd4
%User Profile%\Internet Explorer\brndlog.txt.902
%User Profile%\Cookies\wilbert@atdmt[2].txt.n7s
%User Profile%\Cookies\wilbert@bing[2].txt.g11
%User Profile%\Cookies\wilbert@c.atdmt[2].txt.4ao
%User Profile%\Cookies\wilbert@c.msn[2].txt.x6g
%User Profile%\Cookies\wilbert@doubleclick[1].txt.7xo
%User Profile%\Cookies\wilbert@microsoft[1].txt.8xb
%User Profile%\Cookies\wilbert@msnportal.112.2o7[1].txt.162
%User Profile%\Cookies\wilbert@msn[2].txt.t2s
%User Profile%\Cookies\wilbert@scorecardresearch[2].txt.g4l
%User Profile%\Cookies\wilbert@www.bing[2].txt.43a
%User Profile%\Cookies\wilbert@www.msn[1].txt.lp4
%User Profile%\Cookies\HELP_DECRYPT.TXT
%User Profile%\Cookies\HELP_DECRYPT.HTML
%User Profile%\Cookies\HELP_DECRYPT.URL
%User Profile%\Cookies\HELP_DECRYPT.PNG
%Application Data%\Microsoft\Windows Media\9.0\WMSDKNS.DTD.o76
%User Profile%\Templates\excel.xls.19v
%User Profile%\Templates\excel4.xls.z0f
%User Profile%\Templates\powerpnt.ppt.q5s
%User Profile%\Templates\quattro.wb2.ez9
%User Profile%\Templates\sndrec.wav.z1t
%User Profile%\Templates\winword.doc.i3f
%User Profile%\Templates\winword2.doc.93n
%User Profile%\Templates\wordpfct.wpd.a3z
%System Root%\Documents and Settings\HELP_DECRYPT.TXT
%System Root%\Documents and Settings\HELP_DECRYPT.HTML
%System Root%\Documents and Settings\HELP_DECRYPT.URL
%System Root%\Documents and Settings\HELP_DECRYPT.PNG
%System Root%\HELP_DECRYPT.TXT
%System Root%\HELP_DECRYPT.HTML
%System Root%\HELP_DECRYPT.URL
%System Root%\HELP_DECRYPT.PNG
%Desktop%\HELP_DECRYPT.TXT
%Desktop%\HELP_DECRYPT.HTML
%Desktop%\HELP_DECRYPT.URL
%Desktop%\HELP_DECRYPT.PNG
%User Startup%\HELP_DECRYPT.TXT
%User Startup%\HELP_DECRYPT.HTML
%User Startup%\HELP_DECRYPT.URL
%User Startup%\HELP_DECRYPT.PNG
En la lista desplegable Buscar en, seleccione Mi PC y pulse Intro.
Una vez haya encontrado el archivo, selecciónelo y, a continuación, pulse MAYÚS+SUPR para eliminarlo definitivamente.
Repita los pasos 2 a 4 con el resto de archivos: %System Root%\3c5c2deb\3c5c2deb.exe
%User Profile%\Application Data\3c5c2deb.exe
%User Startup%\3c5c2deb.exe
A:\HELP_DECRYPT.TXT
A:\HELP_DECRYPT.HTML
%User Profile%\Internet Explorer\brndlog.bak.h5o
A:\HELP_DECRYPT.URL
%User Profile%\Internet Explorer\brndlog.txt.32d
A:\HELP_DECRYPT.PNG
%User Profile%\Internet Explorer\HELP_DECRYPT.TXT
%User Profile%\Internet Explorer\HELP_DECRYPT.HTML
%User Profile%\Internet Explorer\HELP_DECRYPT.URL
%User Profile%\Internet Explorer\HELP_DECRYPT.PNG
%User Profile%\Microsoft\HELP_DECRYPT.TXT
%User Profile%\Microsoft\HELP_DECRYPT.HTML
%User Profile%\Microsoft\HELP_DECRYPT.URL
%User Profile%\Microsoft\HELP_DECRYPT.PNG
%User Profile%\Application Data\HELP_DECRYPT.TXT
%User Profile%\Application Data\HELP_DECRYPT.HTML
%User Profile%\Application Data\HELP_DECRYPT.URL
%User Profile%\Application Data\HELP_DECRYPT.PNG
%Application Data%\Microsoft\Windows Media\9.0\WMSDKNS.DTD.u7k
%Application Data%\Microsoft\Windows Media\9.0\HELP_DECRYPT.TXT
%Application Data%\Microsoft\Windows Media\9.0\HELP_DECRYPT.HTML
%Application Data%\Microsoft\Windows Media\9.0\HELP_DECRYPT.URL
%Application Data%\Microsoft\Windows Media\9.0\HELP_DECRYPT.PNG
%Application Data%\Microsoft\Windows Media\HELP_DECRYPT.TXT
%Application Data%\Microsoft\Windows Media\HELP_DECRYPT.HTML
%Application Data%\Microsoft\Windows Media\HELP_DECRYPT.URL
%Application Data%\Microsoft\Windows Media\HELP_DECRYPT.PNG
%Application Data%\Microsoft\HELP_DECRYPT.TXT
%Application Data%\Microsoft\HELP_DECRYPT.HTML
%Application Data%\Microsoft\HELP_DECRYPT.URL
%Application Data%\Microsoft\HELP_DECRYPT.PNG
%Application Data%\HELP_DECRYPT.TXT
%Application Data%\HELP_DECRYPT.HTML
%Application Data%\HELP_DECRYPT.URL
%Application Data%\HELP_DECRYPT.PNG
%User Profile%\Local Settings\HELP_DECRYPT.TXT
%User Profile%\Local Settings\HELP_DECRYPT.HTML
%User Profile%\Local Settings\HELP_DECRYPT.URL
%User Profile%\Local Settings\HELP_DECRYPT.PNG
%User Profile%\Templates\excel.xls.0ae
%User Profile%\Templates\excel4.xls.27t
%User Profile%\Templates\powerpnt.ppt.ne9
%User Profile%\Templates\quattro.wb2.8pr
%User Profile%\Templates\sndrec.wav.o8g
%User Profile%\Templates\winword.doc.v9w
%User Profile%\Templates\winword2.doc.41n
%User Profile%\Templates\wordpfct.wpd.ki2
%User Profile%\Templates\HELP_DECRYPT.TXT
%User Profile%\Templates\HELP_DECRYPT.HTML
%User Profile%\Templates\HELP_DECRYPT.URL
%User Profile%\Templates\HELP_DECRYPT.PNG
%User Profile%\HELP_DECRYPT.TXT
%User Profile%\HELP_DECRYPT.HTML
%User Profile%\HELP_DECRYPT.URL
%User Profile%\HELP_DECRYPT.PNG
%User Profile%\Internet Explorer\brndlog.bak.kd4
%User Profile%\Internet Explorer\brndlog.txt.902
%User Profile%\Cookies\wilbert@atdmt[2].txt.n7s
%User Profile%\Cookies\wilbert@bing[2].txt.g11
%User Profile%\Cookies\wilbert@c.atdmt[2].txt.4ao
%User Profile%\Cookies\wilbert@c.msn[2].txt.x6g
%User Profile%\Cookies\wilbert@doubleclick[1].txt.7xo
%User Profile%\Cookies\wilbert@microsoft[1].txt.8xb
%User Profile%\Cookies\wilbert@msnportal.112.2o7[1].txt.162
%User Profile%\Cookies\wilbert@msn[2].txt.t2s
%User Profile%\Cookies\wilbert@scorecardresearch[2].txt.g4l
%User Profile%\Cookies\wilbert@www.bing[2].txt.43a
%User Profile%\Cookies\wilbert@www.msn[1].txt.lp4
%User Profile%\Cookies\HELP_DECRYPT.TXT
%User Profile%\Cookies\HELP_DECRYPT.HTML
%User Profile%\Cookies\HELP_DECRYPT.URL
%User Profile%\Cookies\HELP_DECRYPT.PNG
%Application Data%\Microsoft\Windows Media\9.0\WMSDKNS.DTD.o76
%User Profile%\Templates\excel.xls.19v
%User Profile%\Templates\excel4.xls.z0f
%User Profile%\Templates\powerpnt.ppt.q5s
%User Profile%\Templates\quattro.wb2.ez9
%User Profile%\Templates\sndrec.wav.z1t
%User Profile%\Templates\winword.doc.i3f
%User Profile%\Templates\winword2.doc.93n
%User Profile%\Templates\wordpfct.wpd.a3z
%System Root%\Documents and Settings\HELP_DECRYPT.TXT
%System Root%\Documents and Settings\HELP_DECRYPT.HTML
%System Root%\Documents and Settings\HELP_DECRYPT.URL
%System Root%\Documents and Settings\HELP_DECRYPT.PNG
%System Root%\HELP_DECRYPT.TXT
%System Root%\HELP_DECRYPT.HTML
%System Root%\HELP_DECRYPT.URL
%System Root%\HELP_DECRYPT.PNG
%Desktop%\HELP_DECRYPT.TXT
%Desktop%\HELP_DECRYPT.HTML
%Desktop%\HELP_DECRYPT.URL
%Desktop%\HELP_DECRYPT.PNG
%User Startup%\HELP_DECRYPT.TXT
%User Startup%\HELP_DECRYPT.HTML
%User Startup%\HELP_DECRYPT.URL
%User Startup%\HELP_DECRYPT.PNG

Step 7

Reinicie en modo normal y explore el equipo con su producto de Trend Micro para buscar los archivos identificados como TROJ_CRYPDEF.J 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.

Rellene nuestra encuesta!

TROJ_CRYPDEF.J

Resumen y descripción

Detalles técnicos

Soluciones

Recursos

Soporte

Acerca de Trend

TROJ_CRYPDEF.J

Resumen y descripción

Detalles técnicos

Soluciones

Recursos

Soporte

Acerca de Trend

América

Oriente Medio y África

Europa

Asia-Pacífico