Author: Raymart Christian Yambot   
 

Trojan.Win32.Heri, Trojan.Win32.Heri (IKARUS)

 PLATFORM:

Windows

 OVER ALL RISK RATING:
 DAMAGE POTENTIAL::
 DISTRIBUTION POTENTIAL::
 REPORTED INFECTION:
 INFORMATION EXPOSURE:
Low
Medium
High
Critical

  • Threat Type:
    Potentially Unwanted Application

  • Destructiveness:
    No

  • Encrypted:
     

  • In the wild::
    Yes

  OVERVIEW

INFECTION CHANNEL: Descargado de Internet, Eliminado por otro tipo de malware

It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  TECHNICAL DETAILS

File size: 58,964,472 bytes
File type: , EXE
Memory resident: No
INITIAL SAMPLES RECEIVED DATE: 20 de kwietnia de 2020
PAYLOAD: Drops files, Modifies system registry, Connects to URLs/IPs

Detalles de entrada

It arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Instalación

Infiltra los archivos siguientes:

  • %User Temp%\ns{Random charaters}.tmp
  • %User Temp%\nsy{Random charaters}.tmp\System.dll
  • %User Temp%\nsy{Random charaters}.tmp\FileInfo.dll
  • %Program Files%\2345Soft\2345Explorer\install.log
  • %User Temp%\nsy{Random charaters}.tmp\RCWidgetPlugin.dll
  • %User Temp%\2345explorer_installer_statistics.lock
  • %User Temp%\2345explorer_installer_statistics
  • %User Temp%\2345explorer_installer_statistics.time
  • %Program Files%\2345Soft\2345Explorer\2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\chrome_initial.dll
  • %Program Files%\2345Soft\2345Explorer\breakpad.dll
  • %Program Files%\2345Soft\2345Explorer\capture.dll
  • %Program Files%\2345Soft\2345Explorer\chrome.dll
  • %Program Files%\2345Soft\2345Explorer\chrome_100_percent.pak
  • %Program Files%\2345Soft\2345Explorer\chrome_200_percent.pak
  • %Program Files%\2345Soft\2345Explorer\chrome_child.dll
  • %Program Files%\2345Soft\2345Explorer\chrome_elf.dll
  • %Program Files%\2345Soft\2345Explorer\chrome_watcher.dll
  • %Program Files%\2345Soft\2345Explorer\coral_extract.dll
  • %Program Files%\2345Soft\2345Explorer\d3dcompiler_47.dll
  • %Program Files%\2345Soft\2345Explorer\delegate_execute.exe
  • %Program Files%\2345Soft\2345Explorer\gesture_dll.dll
  • %Program Files%\2345Soft\2345Explorer\icudtl.dat
  • %Program Files%\2345Soft\2345Explorer\libegl.dll
  • %Program Files%\2345Soft\2345Explorer\libexif.dll
  • %Program Files%\2345Soft\2345Explorer\libglesv2.dll
  • %Program Files%\2345Soft\2345Explorer\metro_driver.dll
  • %Program Files%\2345Soft\2345Explorer\natives_blob.bin
  • %Program Files%\2345Soft\2345Explorer\resources.pak
  • %Program Files%\2345Soft\2345Explorer\snapshot_blob.bin
  • %Program Files%\2345Soft\2345Explorer\trident_core.dll
  • %Program Files%\2345Soft\2345Explorer\welcome.ini
  • %Program Files%\2345Soft\2345Explorer\widevinecdmadapter.dll
  • %Program Files%\2345Soft\2345Explorer\wow_helper.exe
  • %Program Files%\2345Soft\2345Explorer\xinput1_3.dll
  • %Program Files%\2345Soft\2345Explorer\8.8.3.16721.manifest
  • %Program Files%\2345Soft\2345Explorer\2345Recommender.exe
  • %Program Files%\2345Soft\2345Explorer\courgette_dll.dll
  • %Program Files%\2345Soft\2345Explorer\prefs.dat
  • %Program Files%\2345Soft\2345Explorer\Upgrade_2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\Upgrade_2345Explorer.dll
  • %Program Files%\2345Soft\2345Explorer\Uninstall.exe
  • %Program Files%\2345Soft\2345Explorer\Resource\2345Site.ico
  • %Program Files%\2345Soft\2345Explorer\Resource\AssocIcon\pdf.ico
  • %Program Files%\2345Soft\2345Explorer\Assistant\OptimizeTool.dll
  • %Program Files%\2345Soft\2345Explorer\Assistant\Update_2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\Assistant\2345InstDLL.dll
  • %Program Files%\2345Soft\2345Explorer\Doctor\Doctor_2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\Doctor\Downloader_2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\Locales\zh-CN.pak
  • %Program Files%\2345Soft\2345Explorer\Plugins\np-mswmp.dll
  • %Program Files%\2345Soft\2345Explorer\PepperFlash\pepflashplayer.dll
  • %Program Files%\2345Soft\2345Explorer\PepperFlash\manifest.json
  • %Program Files%\2345Soft\2345Explorer\NativeFlash\NPSWF32.dll
  • %Program Files%\2345Soft\2345Explorer\NativeFlash\plugin.vch
  • %Program Files%\2345Soft\2345Explorer\Extensions\defalut_extensions.json
  • %AppDataLocal%\2345Explorer\User Data\Default\TempOnlinedata\{Random Character}.data
  • %AppDataLocal%\2345Explorer\User Data\Default\TempOnlinedata\B1.data
  • %AppDataLocal%\2345Explorer\User Data\Default\TempOnlinedata\C.ini
  • %AppDataLocal%\2345Explorer\User Data\Default\Thumbnails\v1\{Random characters}.jpg
  • %AppDataLocal%\2345Explorer\User Data\Default\Thumbnails\v1\thumbnailslist
  • %Program Files%\2345Soft\2345Explorer\User Data\Default\Thumbnails\v1\{Random charaters}.jpg
  • %Program Files%\2345Soft\2345Explorer\User Data\Default\Thumbnails\v1\thumbnailslist
  • %AppDataLocal%\2345Explorer\User Data\Default\FaviconsV3
  • %Program Files%\2345Soft\2345Explorer\User Data\Default\FaviconsV3
  • %User Temp%\clear_cache.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\2345ssp.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\2345MiniPage.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\Helper_2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\Shield_2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\2345ShieldShell.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\2345ShieldEntry.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\2345ShieldPlugin.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\2345ShieldUI.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\WebProtect.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\NsProtectApi.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\InstallPort.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\InstallWebProtect.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\InstallNsProtect.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\SdAntiVBusCore.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\SrvRecover.data
  • %Program Files%\2345Soft\2345Explorer\Protect\config.ini
  • %Program Files%\2345Soft\2345Explorer\Protect\ServiceManager.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\Protect_2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\UpdateMain.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\coral_extract.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\crash_service_dll.dll
  • %Windows%\Temp\{GUID}
  • %User Temp%\nsy2928.tmp\upgrade_data.dll
  • %User Temp%\chrome_upgrade\operation_log.txt
  • %AppDataLocal%\2345Explorer\User Data\Default\PreferencesV2
  • %Program Files%\2345Soft\2345Explorer\Install.data
  • %User Profile%\Links\2345\xe4\xb8\x8b\xe8\xbd\xbd.lnk
  • %Start Menu%\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
  • %Start Menu%\Programs\2345\xe7\x8e\x8b\xe7\x89\x8c\xe8\xbd\xaf\xe4\xbb\xb6\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
  • %Start Menu%\Programs\2345\xe7\x8e\x8b\xe7\x89\x8c\xe8\xbd\xaf\xe4\xbb\xb6\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8\xe5\x8d\xb8\xe8\xbd\xbd2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
  • %Desktop%\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
  • %Application Data%\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
  • %Application Data%\Microsoft\Internet Explorer\Quick Launch\User Pinned\StartMenu\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
  • %AppDataLocal%\2345Explorer\config.ini
  • %AppDataLocal%\2345Explorer\User Data\Default\Statistics\2345explorer_install_feature_stat
  • %AppDataLocal%\2345Explorer\User Data\Default\TempOnlinedata\temp1\{Random Character}.data
  • %Application Data%\Shield_2345Explorer\Data\ClickStat
  • %Application Data%\Shield_2345Explorer\Data\ClickStat.lock
  • %Program Files%\2345Soft\2345Explorer\Protect\2345Explorer_ServiceManager.hzv
  • %Windows%\Temp\explorer_crashes\operation_log.txt
  • %Program Files%\2345Soft\2345Explorer\Protect\UpgradeTemp\Protect_2345Explorer.dat.tmp
  • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\2345MiniPage.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\2345ssp.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\Helper_2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\2345MgrDLL.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\coral_extract.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\crash_service_dll.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\UpdateMain.dll
  • %User Temp%\RC~1D48.tmp
  • %Program Files%\2345Soft\2345Explorer\debug.log
  • %System%\drivers\2345Port.sys
  • %System%\drivers\2345CPort.sys
  • %System%\drivers\2345WebProtectFrame.sys
  • %System%\drivers\2345NsProtect.sys
  • %AppDataLocal%\2345Explorer\User Data\Default\TempOnlinedata\temp3\C.ini
  • %Program Files%\2345Soft\2345Explorer\Protect\UpgradeTemp\Protect_2345Explorer.dat
  • \Device\LanmanDatagramReceiver

(Nota: %User Temp% es la carpeta Temp del usuario activo, que en el caso de Windows 2000(32-bit), XP y Server 2003(32-bit) suele estar en C:\Documents and Settings\{nombre de usuario}\Local Settings\Temp y en el case de Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) y 10(64-bit) en C:\Users\{nombre de usuario}\AppData\Local\Temp).

. %Program Files% es la carpeta Archivos de programa predeterminada, que suele estar en C:\Archivos de programa).

. %Windows% es la carpeta de Windows, que suele estar en C:\Windows o C:\WINNT).

. %User Profile% es la carpeta de perfil del usuario activo, que en el caso de Windows 98 y ME suele estar en C:\Windows\Profiles\{nombre de usuario}, en el caso de Windows NT en C:\WINNT\Profiles\{nombre de usuario}, en el caso de Windows 2000(32-bit), XP y Server 2003(32-bit) en C:\Documents and Settings\{nombre de usuario} y en el caso de Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) y 10(64-bit) en C:\Users\{nombre de usuario}).

. %Start Menu% es la carpeta Menú Inicio del usuario activo, que en el caso de Windows 98 y ME suele estar ubicada en C:\Windows\Profiles\{nombre de usuario}\Menú Inicio, en el caso de Windows NT en C:\WINNT\Profiles\{nombre de usuario}\Menú Inicio, en el caso de Windows 2000(32-bit), XP y Server 2003(32-bit) en C:\Documents and Settings\{nombre de usuario}\Menú Inicio en el caso de Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) y 10(64-bit) en C:\Users\{nombre de usuario}\AppData\Roaming\Microsoft\Windows\Start Menu).

. %Desktop% es la carpeta Escritorio del usuario activo, que en el caso de Windows 98 y ME suele estar en C:\Windows\Profiles\{nombre de usuario}\Escritorio, en el caso de Windows NT en C:\WINNT\Profiles\{nombre de usuario}\Escritorio, en el caso de Windows 2000(32-bit), XP y Server 2003(32-bit) en C:\Documents and Settings\{nombre de usuario}\Escritorio y en el caso de Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) y 10(64-bit) en C:\Users\{nombre de usuario}\Desktop).

. %Application Data% es la carpeta Application Data del usuario activo, que en el caso de Windows 98 y ME suele estar ubicada en C:\Windows\Profiles\{nombre de usuario}\Application Data, en el caso de Windows NT en C:\WINNT\Profiles\{nombre de usuario}\Application Data, en el caso de Windows 2000(32-bit), XP y Server 2003(32-bit) en C:\Documents and Settings\{nombre de usuario}\Local Settings\Application Data y en el caso de Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) y 10(64-bit) en C:\Users\{nombre de usuario}\AppData\Roaming.).

. %System% es la carpeta del sistema de Windows, que en el caso de Windows 98 y ME suele estar en C:\Windows\System, en el caso de Windows NT y 2000 en C:\WINNT\System32 y en el caso de Windows 2000(32-bit), XP, Server 2003(32-bit), Vista, 7, 8, 8.1, 2008(64-bit), 2012(64bit) y 10(64-bit) en C:\Windows\System32).

)

Agrega los procesos siguientes:

  • "%Program Files%\2345Soft\2345Explorer\2345Explorer.exe" --type=utility --lang=zh_cn --no-sandbox --unzip-data="%AppDataLocal%"
  • "%Program Files%\2345Soft\2345Explorer\Protect\2345ShieldShell.exe" S=1=DAE1=0 S=1=DAE2=0
  • "%Program Files%\2345Soft\2345Explorer\Protect\ServiceManager.exe" install "%Program Files%\2345Soft\2345Explorer\Protect\Protect_2345Explorer.exe"
  • "%Program Files%\2345Soft\2345Explorer\2345Explorer.exe" --type=utility --lang=zh_cn --no-sandbox --send-stat --action=install
  • "%Program Files%\2345Soft\2345Explorer\2345Explorer.exe" --make-default-browser

Otras modificaciones del sistema

Agrega las siguientes entradas de registro:

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\{Service name}
Tag = {Number}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\{Service name}\Ref
2345browser = 1

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\2345NsProtect\Instances
DefaultInstance = 2345NsProtect Instance

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\2345NsProtect\Instances\
2345NsProtect Instance
Altitude = 265001

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\2345NsProtect\Instances\
2345NsProtect Instance
Altitude = 265001

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\2345NsProtect\Instances\
2345NsProtect Instance
Flags = 0

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\{Service name}
Type = {Number}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\{Service name}
Start = {Number}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\{Service name}
ErrorControl = 1

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\{Service name}
ImagePath = {file path}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\{Service name}
DisplayName = {Service name}

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\2345CPort
Group = Boot Bus Extender

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\2345WebProtectFrame
Group = PNP_TDI

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\2345NsProtect
Group = FSFilter Content Screener

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\{Service name}
DependOnService = \x00

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\{Service name}
ObjectName = LocalSystem

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\{Service name}
Description = {Service name}

Otros detalles

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

HKEY_CURRENT_USER\Software\2345.com

HKEY_CURRENT_USER\Software\2345.com\
2345Explorer

HKEY_CURRENT_USER\Software\2345Explorer

HKEY_CURRENT_USER\Software\2345Explorer\
BLBeacon

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\2345Port\Ref

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\2345CPort\Ref

It connects to the following possibly malicious URL:

  • http://{BLOCKED}uan.2345.com/proc/ie/index.php
  • http://{BLOCKED}e.ie.2345.com/wangpai/check_info.php
  • http://{BLOCKED}5.com/ie_installinfo/index.php
  • http://{BLOCKED}uan.2345.com/favicon.ico
  • {BLOCKED}0bang.org

Hace lo siguiente:

  • Creates a service with the following Display Names:
    • 234CPort
    • 2345NsProtect
    • 2345Port
    • 2345WebProtectFrame
    • 2345加速浏览器安全中心
  • It adds the following schedule tasks:
    • Locations:{Schedule Tasks Root Directory}
    • Name:Upgrade 2345Explorer Task
    • Trigger: Daily
    • Action: Start a program - %Program Files%\2345Soft\2345Explorer\Upgrade_2345Explorer.exe

(Nota: %Program Files% es la carpeta Archivos de programa predeterminada, que suele estar en C:\Archivos de programa).

)

  SOLUTION

Minimum scan engine: 9.800
SSAPI Pattern-Datei: 2.281.00
SSAPI Pattern veröffentlicht am: 30 de kwietnia de 2020

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

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 3

Reiniciar en modo seguro

[ learnMore ]

Step 4

Eliminar esta clave del Registro

[ learnMore ]

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\2345.com
  • In HKEY_CURRENT_USER\Software\2345.com\2345Explorer
  • In HKEY_CURRENT_USER\Software\2345Explorer
  • In HKEY_CURRENT_USER\Software\2345Explorer\BLBeacon
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\2345Port\Ref
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\2345CPort\Ref

Step 5

Eliminar este valor del Registro

[ learnMore ]

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\SYSTEM\ControlSet001\services\{Service name}
    • Tag = {Number}
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\{Service name}\Ref
    • 2345browser = 1
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\2345NsProtect\Instances
    • DefaultInstance = 2345NsProtect Instance
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\2345NsProtect\Instances\2345NsProtect Instance
    • Altitude = 265001
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\2345NsProtect\Instances\2345NsProtect Instance
    • Flags = 0
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\{Service name}
    • Type = {Number}
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\{Service name}
    • Start = {Number}
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\{Service name}
    • ErrorControl = 1
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\{Service name}
    • ImagePath = {file path}
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\{Service name}
    • DisplayName = {Service name}
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\2345CPort
    • Group = Boot Bus Extender
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\2345WebProtectFrame
    • Group = PNP_TDI
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\2345NsProtect
    • Group = FSFilter Content Screener
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\{Service name}
    • DependOnService = \x00
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\{Service name}
    • ObjectName = LocalSystem
  • In HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\{Service name}
    • Description = {Service name}

Step 7

Buscar y eliminar estos archivos

[ learnMore ]
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.
  • %User Temp%\ns{Random charaters}.tmp
  • %User Temp%\nsy{Random charaters}.tmp\System.dll
  • %User Temp%\nsy{Random charaters}.tmp\FileInfo.dll
  • %Program Files%\2345Soft\2345Explorer\install.log
  • %User Temp%\nsy{Random charaters}.tmp\RCWidgetPlugin.dll
  • %User Temp%\2345explorer_installer_statistics.lock
  • %User Temp%\2345explorer_installer_statistics
  • %User Temp%\2345explorer_installer_statistics.time
  • %Program Files%\2345Soft\2345Explorer\2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\chrome_initial.dll
  • %Program Files%\2345Soft\2345Explorer\breakpad.dll
  • %Program Files%\2345Soft\2345Explorer\capture.dll
  • %Program Files%\2345Soft\2345Explorer\chrome.dll
  • %Program Files%\2345Soft\2345Explorer\chrome_100_percent.pak
  • %Program Files%\2345Soft\2345Explorer\chrome_200_percent.pak
  • %Program Files%\2345Soft\2345Explorer\chrome_child.dll
  • %Program Files%\2345Soft\2345Explorer\chrome_elf.dll
  • %Program Files%\2345Soft\2345Explorer\chrome_watcher.dll
  • %Program Files%\2345Soft\2345Explorer\coral_extract.dll
  • %Program Files%\2345Soft\2345Explorer\d3dcompiler_47.dll
  • %Program Files%\2345Soft\2345Explorer\delegate_execute.exe
  • %Program Files%\2345Soft\2345Explorer\gesture_dll.dll
  • %Program Files%\2345Soft\2345Explorer\icudtl.dat
  • %Program Files%\2345Soft\2345Explorer\libegl.dll
  • %Program Files%\2345Soft\2345Explorer\libexif.dll
  • %Program Files%\2345Soft\2345Explorer\libglesv2.dll
  • %Program Files%\2345Soft\2345Explorer\metro_driver.dll
  • %Program Files%\2345Soft\2345Explorer\natives_blob.bin
  • %Program Files%\2345Soft\2345Explorer\resources.pak
  • %Program Files%\2345Soft\2345Explorer\snapshot_blob.bin
  • %Program Files%\2345Soft\2345Explorer\trident_core.dll
  • %Program Files%\2345Soft\2345Explorer\welcome.ini
  • %Program Files%\2345Soft\2345Explorer\widevinecdmadapter.dll
  • %Program Files%\2345Soft\2345Explorer\wow_helper.exe
  • %Program Files%\2345Soft\2345Explorer\xinput1_3.dll
  • %Program Files%\2345Soft\2345Explorer\8.8.3.16721.manifest
  • %Program Files%\2345Soft\2345Explorer\2345Recommender.exe
  • %Program Files%\2345Soft\2345Explorer\courgette_dll.dll
  • %Program Files%\2345Soft\2345Explorer\prefs.dat
  • %Program Files%\2345Soft\2345Explorer\Upgrade_2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\Upgrade_2345Explorer.dll
  • %Program Files%\2345Soft\2345Explorer\Uninstall.exe
  • %Program Files%\2345Soft\2345Explorer\Resource\2345Site.ico
  • %Program Files%\2345Soft\2345Explorer\Resource\AssocIcon\pdf.ico
  • %Program Files%\2345Soft\2345Explorer\Assistant\OptimizeTool.dll
  • %Program Files%\2345Soft\2345Explorer\Assistant\Update_2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\Assistant\2345InstDLL.dll
  • %Program Files%\2345Soft\2345Explorer\Doctor\Doctor_2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\Doctor\Downloader_2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\Locales\zh-CN.pak
  • %Program Files%\2345Soft\2345Explorer\Plugins\np-mswmp.dll
  • %Program Files%\2345Soft\2345Explorer\PepperFlash\pepflashplayer.dll
  • %Program Files%\2345Soft\2345Explorer\PepperFlash\manifest.json
  • %Program Files%\2345Soft\2345Explorer\NativeFlash\NPSWF32.dll
  • %Program Files%\2345Soft\2345Explorer\NativeFlash\plugin.vch
  • %Program Files%\2345Soft\2345Explorer\Extensions\defalut_extensions.json
  • %AppDataLocal%\2345Explorer\User Data\Default\TempOnlinedata\{Random Character}.data
  • %AppDataLocal%\2345Explorer\User Data\Default\TempOnlinedata\B1.data
  • %AppDataLocal%\2345Explorer\User Data\Default\TempOnlinedata\C.ini
  • %AppDataLocal%\2345Explorer\User Data\Default\Thumbnails\v1\{Random characters}.jpg
  • %AppDataLocal%\2345Explorer\User Data\Default\Thumbnails\v1\thumbnailslist
  • %Program Files%\2345Soft\2345Explorer\User Data\Default\Thumbnails\v1\{Random charaters}.jpg
  • %Program Files%\2345Soft\2345Explorer\User Data\Default\Thumbnails\v1\thumbnailslist
  • %AppDataLocal%\2345Explorer\User Data\Default\FaviconsV3
  • %Program Files%\2345Soft\2345Explorer\User Data\Default\FaviconsV3
  • %User Temp%\clear_cache.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\2345ssp.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\2345MiniPage.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\Helper_2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\Shield_2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\2345ShieldShell.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\2345ShieldEntry.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\2345ShieldPlugin.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\2345ShieldUI.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\WebProtect.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\NsProtectApi.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\InstallPort.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\InstallWebProtect.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\InstallNsProtect.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\SdAntiVBusCore.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\SrvRecover.data
  • %Program Files%\2345Soft\2345Explorer\Protect\config.ini
  • %Program Files%\2345Soft\2345Explorer\Protect\ServiceManager.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\Protect_2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\UpdateMain.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\coral_extract.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\crash_service_dll.dll
  • %Windows%\Temp\{GUID}
  • %User Temp%\nsy2928.tmp\upgrade_data.dll
  • %User Temp%\chrome_upgrade\operation_log.txt
  • %AppDataLocal%\2345Explorer\User Data\Default\PreferencesV2
  • %Program Files%\2345Soft\2345Explorer\Install.data
  • %User Profile%\Links\2345\xe4\xb8\x8b\xe8\xbd\xbd.lnk
  • %Start Menu%\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
  • %Start Menu%\Programs\2345\xe7\x8e\x8b\xe7\x89\x8c\xe8\xbd\xaf\xe4\xbb\xb6\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
  • %Start Menu%\Programs\2345\xe7\x8e\x8b\xe7\x89\x8c\xe8\xbd\xaf\xe4\xbb\xb6\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8\xe5\x8d\xb8\xe8\xbd\xbd2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
  • %Desktop%\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
  • %Application Data%\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
  • %Application Data%\Microsoft\Internet Explorer\Quick Launch\User Pinned\StartMenu\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
  • %AppDataLocal%\2345Explorer\config.ini
  • %AppDataLocal%\2345Explorer\User Data\Default\Statistics\2345explorer_install_feature_stat
  • %AppDataLocal%\2345Explorer\User Data\Default\TempOnlinedata\temp1\{Random Character}.data
  • %Application Data%\Shield_2345Explorer\Data\ClickStat
  • %Application Data%\Shield_2345Explorer\Data\ClickStat.lock
  • %Program Files%\2345Soft\2345Explorer\Protect\2345Explorer_ServiceManager.hzv
  • %Windows%\Temp\explorer_crashes\operation_log.txt
  • %Program Files%\2345Soft\2345Explorer\Protect\UpgradeTemp\Protect_2345Explorer.dat.tmp
  • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\2345MiniPage.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\2345ssp.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\Helper_2345Explorer.exe
  • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\2345MgrDLL.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\coral_extract.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\crash_service_dll.dll
  • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\UpdateMain.dll
  • %User Temp%\RC~1D48.tmp
  • %Program Files%\2345Soft\2345Explorer\debug.log
  • %System%\drivers\2345Port.sys
  • %System%\drivers\2345CPort.sys
  • %System%\drivers\2345WebProtectFrame.sys
  • %System%\drivers\2345NsProtect.sys
  • %AppDataLocal%\2345Explorer\User Data\Default\TempOnlinedata\temp3\C.ini
  • %Program Files%\2345Soft\2345Explorer\Protect\UpgradeTemp\Protect_2345Explorer.dat
  • \Device\LanmanDatagramReceiver
 DATA_GENERIC_FILENAME_1
  • 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:
      • %User Temp%\ns{Random charaters}.tmp
      • %User Temp%\nsy{Random charaters}.tmp\System.dll
      • %User Temp%\nsy{Random charaters}.tmp\FileInfo.dll
      • %Program Files%\2345Soft\2345Explorer\install.log
      • %User Temp%\nsy{Random charaters}.tmp\RCWidgetPlugin.dll
      • %User Temp%\2345explorer_installer_statistics.lock
      • %User Temp%\2345explorer_installer_statistics
      • %User Temp%\2345explorer_installer_statistics.time
      • %Program Files%\2345Soft\2345Explorer\2345Explorer.exe
      • %Program Files%\2345Soft\2345Explorer\chrome_initial.dll
      • %Program Files%\2345Soft\2345Explorer\breakpad.dll
      • %Program Files%\2345Soft\2345Explorer\capture.dll
      • %Program Files%\2345Soft\2345Explorer\chrome.dll
      • %Program Files%\2345Soft\2345Explorer\chrome_100_percent.pak
      • %Program Files%\2345Soft\2345Explorer\chrome_200_percent.pak
      • %Program Files%\2345Soft\2345Explorer\chrome_child.dll
      • %Program Files%\2345Soft\2345Explorer\chrome_elf.dll
      • %Program Files%\2345Soft\2345Explorer\chrome_watcher.dll
      • %Program Files%\2345Soft\2345Explorer\coral_extract.dll
      • %Program Files%\2345Soft\2345Explorer\d3dcompiler_47.dll
      • %Program Files%\2345Soft\2345Explorer\delegate_execute.exe
      • %Program Files%\2345Soft\2345Explorer\gesture_dll.dll
      • %Program Files%\2345Soft\2345Explorer\icudtl.dat
      • %Program Files%\2345Soft\2345Explorer\libegl.dll
      • %Program Files%\2345Soft\2345Explorer\libexif.dll
      • %Program Files%\2345Soft\2345Explorer\libglesv2.dll
      • %Program Files%\2345Soft\2345Explorer\metro_driver.dll
      • %Program Files%\2345Soft\2345Explorer\natives_blob.bin
      • %Program Files%\2345Soft\2345Explorer\resources.pak
      • %Program Files%\2345Soft\2345Explorer\snapshot_blob.bin
      • %Program Files%\2345Soft\2345Explorer\trident_core.dll
      • %Program Files%\2345Soft\2345Explorer\welcome.ini
      • %Program Files%\2345Soft\2345Explorer\widevinecdmadapter.dll
      • %Program Files%\2345Soft\2345Explorer\wow_helper.exe
      • %Program Files%\2345Soft\2345Explorer\xinput1_3.dll
      • %Program Files%\2345Soft\2345Explorer\8.8.3.16721.manifest
      • %Program Files%\2345Soft\2345Explorer\2345Recommender.exe
      • %Program Files%\2345Soft\2345Explorer\courgette_dll.dll
      • %Program Files%\2345Soft\2345Explorer\prefs.dat
      • %Program Files%\2345Soft\2345Explorer\Upgrade_2345Explorer.exe
      • %Program Files%\2345Soft\2345Explorer\Upgrade_2345Explorer.dll
      • %Program Files%\2345Soft\2345Explorer\Uninstall.exe
      • %Program Files%\2345Soft\2345Explorer\Resource\2345Site.ico
      • %Program Files%\2345Soft\2345Explorer\Resource\AssocIcon\pdf.ico
      • %Program Files%\2345Soft\2345Explorer\Assistant\OptimizeTool.dll
      • %Program Files%\2345Soft\2345Explorer\Assistant\Update_2345Explorer.exe
      • %Program Files%\2345Soft\2345Explorer\Assistant\2345InstDLL.dll
      • %Program Files%\2345Soft\2345Explorer\Doctor\Doctor_2345Explorer.exe
      • %Program Files%\2345Soft\2345Explorer\Doctor\Downloader_2345Explorer.exe
      • %Program Files%\2345Soft\2345Explorer\Locales\zh-CN.pak
      • %Program Files%\2345Soft\2345Explorer\Plugins\np-mswmp.dll
      • %Program Files%\2345Soft\2345Explorer\PepperFlash\pepflashplayer.dll
      • %Program Files%\2345Soft\2345Explorer\PepperFlash\manifest.json
      • %Program Files%\2345Soft\2345Explorer\NativeFlash\NPSWF32.dll
      • %Program Files%\2345Soft\2345Explorer\NativeFlash\plugin.vch
      • %Program Files%\2345Soft\2345Explorer\Extensions\defalut_extensions.json
      • %AppDataLocal%\2345Explorer\User Data\Default\TempOnlinedata\{Random Character}.data
      • %AppDataLocal%\2345Explorer\User Data\Default\TempOnlinedata\B1.data
      • %AppDataLocal%\2345Explorer\User Data\Default\TempOnlinedata\C.ini
      • %AppDataLocal%\2345Explorer\User Data\Default\Thumbnails\v1\{Random characters}.jpg
      • %AppDataLocal%\2345Explorer\User Data\Default\Thumbnails\v1\thumbnailslist
      • %Program Files%\2345Soft\2345Explorer\User Data\Default\Thumbnails\v1\{Random charaters}.jpg
      • %Program Files%\2345Soft\2345Explorer\User Data\Default\Thumbnails\v1\thumbnailslist
      • %AppDataLocal%\2345Explorer\User Data\Default\FaviconsV3
      • %Program Files%\2345Soft\2345Explorer\User Data\Default\FaviconsV3
      • %User Temp%\clear_cache.exe
      • %Program Files%\2345Soft\2345Explorer\Protect\2345ssp.exe
      • %Program Files%\2345Soft\2345Explorer\Protect\2345MiniPage.exe
      • %Program Files%\2345Soft\2345Explorer\Protect\Helper_2345Explorer.exe
      • %Program Files%\2345Soft\2345Explorer\Protect\Shield_2345Explorer.exe
      • %Program Files%\2345Soft\2345Explorer\Protect\2345ShieldShell.exe
      • %Program Files%\2345Soft\2345Explorer\Protect\2345ShieldEntry.dll
      • %Program Files%\2345Soft\2345Explorer\Protect\2345ShieldPlugin.dll
      • %Program Files%\2345Soft\2345Explorer\Protect\2345ShieldUI.dll
      • %Program Files%\2345Soft\2345Explorer\Protect\WebProtect.dll
      • %Program Files%\2345Soft\2345Explorer\Protect\NsProtectApi.dll
      • %Program Files%\2345Soft\2345Explorer\Protect\InstallPort.dll
      • %Program Files%\2345Soft\2345Explorer\Protect\InstallWebProtect.dll
      • %Program Files%\2345Soft\2345Explorer\Protect\InstallNsProtect.dll
      • %Program Files%\2345Soft\2345Explorer\Protect\SdAntiVBusCore.dll
      • %Program Files%\2345Soft\2345Explorer\Protect\SrvRecover.data
      • %Program Files%\2345Soft\2345Explorer\Protect\config.ini
      • %Program Files%\2345Soft\2345Explorer\Protect\ServiceManager.exe
      • %Program Files%\2345Soft\2345Explorer\Protect\Protect_2345Explorer.exe
      • %Program Files%\2345Soft\2345Explorer\Protect\UpdateMain.dll
      • %Program Files%\2345Soft\2345Explorer\Protect\coral_extract.dll
      • %Program Files%\2345Soft\2345Explorer\Protect\crash_service_dll.dll
      • %Windows%\Temp\{GUID}
      • %User Temp%\nsy2928.tmp\upgrade_data.dll
      • %User Temp%\chrome_upgrade\operation_log.txt
      • %AppDataLocal%\2345Explorer\User Data\Default\PreferencesV2
      • %Program Files%\2345Soft\2345Explorer\Install.data
      • %User Profile%\Links\2345\xe4\xb8\x8b\xe8\xbd\xbd.lnk
      • %Start Menu%\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
      • %Start Menu%\Programs\2345\xe7\x8e\x8b\xe7\x89\x8c\xe8\xbd\xaf\xe4\xbb\xb6\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
      • %Start Menu%\Programs\2345\xe7\x8e\x8b\xe7\x89\x8c\xe8\xbd\xaf\xe4\xbb\xb6\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8\xe5\x8d\xb8\xe8\xbd\xbd2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
      • %Desktop%\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
      • %Application Data%\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
      • %Application Data%\Microsoft\Internet Explorer\Quick Launch\User Pinned\StartMenu\2345\xe5\x8a\xa0\xe9\x80\x9f\xe6\xb5\x8f\xe8\xa7\x88\xe5\x99\xa8.lnk
      • %AppDataLocal%\2345Explorer\config.ini
      • %AppDataLocal%\2345Explorer\User Data\Default\Statistics\2345explorer_install_feature_stat
      • %AppDataLocal%\2345Explorer\User Data\Default\TempOnlinedata\temp1\{Random Character}.data
      • %Application Data%\Shield_2345Explorer\Data\ClickStat
      • %Application Data%\Shield_2345Explorer\Data\ClickStat.lock
      • %Program Files%\2345Soft\2345Explorer\Protect\2345Explorer_ServiceManager.hzv
      • %Windows%\Temp\explorer_crashes\operation_log.txt
      • %Program Files%\2345Soft\2345Explorer\Protect\UpgradeTemp\Protect_2345Explorer.dat.tmp
      • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\2345MiniPage.exe
      • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\2345ssp.exe
      • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\Helper_2345Explorer.exe
      • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\2345MgrDLL.dll
      • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\coral_extract.dll
      • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\crash_service_dll.dll
      • %Program Files%\2345Soft\2345Explorer\Protect\Service\6.0.0.16922\UpdateMain.dll
      • %User Temp%\RC~1D48.tmp
      • %Program Files%\2345Soft\2345Explorer\debug.log
      • %System%\drivers\2345Port.sys
      • %System%\drivers\2345CPort.sys
      • %System%\drivers\2345WebProtectFrame.sys
      • %System%\drivers\2345NsProtect.sys
      • %AppDataLocal%\2345Explorer\User Data\Default\TempOnlinedata\temp3\C.ini
      • %Program Files%\2345Soft\2345Explorer\Protect\UpgradeTemp\Protect_2345Explorer.dat
      • \Device\LanmanDatagramReceiver

    • Step 8

    Reinicie en modo normal y explore el equipo con su producto de Trend Micro para buscar los archivos identificados como PUA.Win32.2345Soft.JCA 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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