Author: Jeffrey Francis Bonaobra   
 

Trojan:MSIL/XWormRAT.A!MTB (MICROSOFT)

 PLATFORM:

Windows

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

  • Threat Type:
    Ransomware

  • Destructiveness:
    No

  • Encrypted:
    No

  • 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.

Se conecta a determinados sitios Web para enviar y recibir información.

  TECHNICAL DETAILS

File size: 419,840 bytes
File type: EXE
Memory resident: Yes
INITIAL SAMPLES RECEIVED DATE: 12 de мая de 2023
PAYLOAD: Displays graphics/image, Displays message/message boxes, Connects to URLs/IPs, Drops files, Encrypts files, Steals information

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

Agrega las carpetas siguientes:

  • folders added by runyes.Crypter.bat:
    • %User Profile%\Documents\WindowsPowerShell\Modules\Cipher
  • folders added by Server.exe:
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Grabber
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Grabber\DRIVE-{Drive Letter} → replica of drives in the machine
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Discord
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Pidgin
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Telegram
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Steam
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Uplay
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Minecraft
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\{Wallet Name}
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\FileZilla
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\VPN\ProtonVPN
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\VPN\OpenVPN
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\VPN\NordVPN
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Directories
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\System

(Nota: %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}).

)

Infiltra los archivos siguientes:

  • %User Temp%\runyes.Crypter.bat
  • %Application Data%\azz1.exe
  • %User Startup%\Server.exe
  • files dropped by azz1.exe:
    • %AppDataLocal%\discord.exe → copy of azz1.exe
    • %Application Data%\ID → contains the victim ID
    • %Application Data%\fondo_antiguo.jpg → copy of current background
    • %User Profile%\Pictures\image{random characters}.jpg → deleted after being set as wallpaper
  • files dropped by runyes.Crypter.bat:
    • %Application Data%\Microsoft\Windows\Start Menu\Programs\Startup\runyes.Crypter.bat → copy of runyes.Crypter.bat
    • %User Profile%\Documents\WindowsPowerShell\Modules\Cipher → encryption module
    • %User Profile%\Documents\WindowsPowerShell\Modules\Cipher\cry.ps1 → encryptor
    • %User Profile%\Documents\WindowsPowerShell\Modules\Cipher\Locker.ps1 → decryptor
  • files dropped by Server.exe:
    • %AppDataLocal%\{Hash Value}\history.dat → contains keylogged data; modifies the file attributes to make the file hidden
    • %AppDataLocal%\{Hash Value}\msgid.dat → contains latest message ID

Agrega los procesos siguientes:

  • %User Temp%\runyes.Crypter.bat
  • %Application Data%\azz1.exe
  • %User Startup%\Server.exe
  • processes added by azz1.exe:
    • "%System%\NOTEPAD.EXE" %Application Data%\Read Me First!.txt
    • cmd.exe /c @echo off & echo github: https://{BLOCKED}b.com/temon_69 & start https://{BLOCKED}b.com/temon_69
  • processes added by runyes.Crypter.bat:
    • powershell -executionpolicy bypass -win hidden -noexit -file cry.ps1
    • cmd /c powershell -executionpolicy bypass -win hidden -noexit -file cry.ps1
  • processes added by Server.exe
    • cmd.exe /C chcp 65001 && netsh wlan show profile | findstr All → to retrieve the wireless network profiles
    • cmd.exe /C chcp 65001 && netsh wlan show profile name=\""{Profile}"\"key=clear | findstr Key" → to retrieve the clear-text Wi-Fi password for a specific wireless network profile
    • cmd.exe /C chcp 65001 && netsh wlan show networks mode=bssid → to retrieve the available wireless networks and their BSSIDs

Agrega las siguientes exclusiones mutuas para garantizar que solo se ejecuta una de sus copias en todo momento:

  • WFHnecQdAgmlpRmuT → mutex name of the sample
  • vx/BE7jbRUB6mf7JvBe7Aqms5ens79dF75erQeF42sT5vvO+4N9X2zk0aqxqkuguWA/A06An2byEZbqi5N4oc6eDd74t2bt19gesw0UIL8c= → mutex name of Server.exe

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
discord = %AppDataLocal%\discord.exe

Otras modificaciones del sistema

Cambia el fondo de escritorio mediante la modificación de las siguientes entradas de registro:

HKEY_CURRENT_USER\Control Panel\Desktop
Wallpaper = %User Profile%\Pictures\image{random characters}.jpg

Este malware establece la imagen siguiente como fondo de escritorio del sistema:

  • %User Profile%\Pictures\image{random characters}.jpg

Robo de información

Recopila los siguientes datos:

  • Browsers:
    • Credit Card Data
    • Login Data
    • Cookies
    • Browsing History
    • Download History
    • Autofill Data
    • Bookmarks
  • FileZilla:
    • Host
    • Port
    • Username
    • Password
  • VPN:
    • User Configuration
  • Discord:
    • Token
  • Pidgin:
    • Protocol
    • Login
    • Password
  • Telegram:
    • Folders with folder name 16 characters long
    • Files with size less than or equal to 5120 bytes
    • Files with file name ending in s and 17 characters long
    • Files with file name starting with "usertag", "settings", or "key_data"
  • Steam:
    • Application Name
    • GameID
    • Installed(Yes or No)
    • Running (Yes or No)
    • Updating (Yes or No)
    • Steam Authorization File
    • Autologin Data
  • Uplay:
    • Files in the folder %AppDataLocal%\Ubisoft Game Launcher
  • Minecraft:
    • Profiles
    • Servers
    • Screenshots
    • Modifications
    • Versions
  • Directories Structure
  • Running Processes:
    • Process Name
    • Process ID
    • Process Path
  • Open Windows:
    • Process Name
    • Window Title
    • Process ID
    • Process Path
  • Screenshot
  • Webcam Capture
  • Saved Wireless Networks:
    • Profile
    • Passwords
  • Available Wireless Networks
  • Product ID
  • System Information:
    • Current Date and Time
    • System Version
    • User Name
    • Computer Name
    • Language
    • Installed Anti Virus Products
    • CPU Processor
    • GPU Name
    • RAM Amount
    • Processor ID
    • Battery Information
    • Screen Size
    • Default Gateway
    • Internal IP
    • External IP
    • Location
    • Log Files
    • Keystrokes
  • Gathers information from:
    • Browsers:
      • Microsoft Edge
      • Gecko Based Browsers:
        • Firefox
        • Waterfox
        • K-Meleon
        • Thunderbird
        • IceDragon
        • Cyberfox
        • BlackHawk
        • Pale Moon
      • Chromium Based:
        • Chromium
        • Google Chrome
        • Opera Software
        • ChromePlus
        • Iridium
        • 7Star
        • CentBrowser
        • Chedot
        • Vivaldi
        • Kometa
        • Elements Browser
        • Epic Privacy Browser
        • Uran
        • Sleipnir5
        • Citrio
        • Coowon
        • liebao
        • QIP Surf
        • Orbitum
        • Comodo Dragon
        • Amigo
        • Torch
        • Yandex Browser
        • 360Browser
        • Maxthon3
        • K-Melon
        • Sputnik
        • Nichrome
        • CocCoc Browser
        • Chromodo
        • Atom
        • Brave-Browser
    • FTP Clients:
      • FileZilla
    • VPN:
      • ProtonVPN
      • NordVPN
      • OpenVPN
    • Messaging Applications:
      • Discord
      • Pidgin
      • Telegram
    • Gaming:
      • Steam
      • Uplay
      • Minecraft
    • Cryptocurrency Wallets:
      • Zcash
      • Armory
      • bytecoin
      • Jaxx
      • Exodus
      • Ethereum
      • Electrum
      • AtomicWallet
      • Guards
      • Coinomi
      • Litecoin
      • Dash
      • Bitcoin

Información sustraída

Este malware guarda la información robada en el archivo siguiente:

  • Edge and Chromium Based Browsers:
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\CreditCards.txt
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\Passwords.txt
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\Cookies.txt
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\History.txt
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\Downloads.txt
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\AutoFill.txt
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\Bookmarks.txt
  • Gecko Based Browsers:
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\Bookmarks.txt
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\Cookies.txt
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\History.txt
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\login.json → copy of the login.json file
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\key3.db → copy of the key3.db file
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\key4.db → copy of the key4.db file
  • Discord:
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Discord\tokens.txt
  • Pidgin:
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Pidgin\accounts.txt>/li>
  • Telegram:
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Telegram\{Folders in %Application Data%\Telegram\tdata with folder name 16 characters long}
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Telegram\{Files in %Application Data%\Telegram\tdata with size less than or equal to 5120 bytes}
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Telegram\{Files in %Application Data%\Telegram\tdata with file name ending in s and 17 characters long}
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Telegram\{Files in %Application Data%\Telegram\tdata with file name starting with "usertag", "settings", or "key_data"}
  • Steam:
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Steam\Apps.txt
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Steam\{Files in the Steam install path with "ssfn" in its file name}
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Steam\SteamInfo.txt
  • Uplay:
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Uplay\{Files in %AppDataLocal%\Ubisoft Game Launcher}
  • Minecraft:
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Minecraft\launcher_profiles.json
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Minecraft\servers.dat
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Minecraft\screenshots\{Screenshot Images}
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Minecraft\mods.txt
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Minecraft\versions.txt
  • Cryptocurrency Wallets:
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\Zcash
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\Armory
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\bytecoin
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\Jaxx\com.liberty.jax\IndexedDB\file__0.indexeddb.leveldb
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\Exodus\exodus.wallet
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\Ethereum\keystore
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\Electrum\wallets
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\atomic\Local Storage\leveldb
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\Guarda\Local Storage\leveldb
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\Coinomi\Coinomi\wallets
  • FileZilla:
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\FileZilla\Hosts.txt
  • ProtonVPN:
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\ProtonVPN\{Subdirectories of %AppDataLocal%\ProtonVPN containing the string "Proton.exe" in its name}\user.config
  • OpenVPN:
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\OpenVPN\profiles\{Files in %Application Data%\OpenVPN Connect\profiles with the extension .ovpn}
  • NordVPN:
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\NordVPN\{Subdirectories of %AppDataLocal%\NordVPN containing the string "NordVpn.exe" in its name}\accounts.txt
  • Directory Tree:
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Directories\{Directory Name}.txt
  • System Information:
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\System\Process.txt
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\System\Windows.txt
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\System\WorldWind.jpg
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\System\Webcam.jpg
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\System\SavedNetworks.txt
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\System\ScanningNetworks.txt
    • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\System\ProductKey.txt

(Nota: %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.).

)

Otros detalles

Se conecta al sitio Web siguiente para enviar y recibir información:

  • https://{BLOCKED}b.com/temon_69
  • https://a{BLOCKED}gram.org
  • https://a{BLOCKED}gram.org/bot{Telegram Token}/getUpdates → to retrieve incoming updates Update ID
  • https://a{BLOCKED}gram.org/bot{Telegram Token}/getUpdates?offset={Update ID} → to update Telegram bot
  • https://a{BLOCKED}ram.org/bot{Telegram Token}/getFile?file_id={File ID} → to download a file
  • https://{BLOCKED}n.com/raw/7B75u64B → to retrieve the Telegram token
  • https://a{BLOCKED}gram.org/bot{Telegram Token}/sendMessage?chat_id={Telegram Chat ID}&text={Stolen System Information} → to send stolen system information
  • https://a{BLOCKED}gram.org/bot{Telegram Token}/sendDocument?chat_id={Telegram Chat ID} → to send documents containing stolen information
  • https://a{BLOCKED}gram.org/bot5390757788:AAFV65Ydun9OP40g78XxI5eDbV42KqHY5mU/sendDocument?chat_id=5283662956 → to send documents containing stolen information

Hace lo siguiente:

  • Server.exe terminates itself if the any of the following conditions are satisfied:
    • If the manufacturer is "microsoft corporation" and the model contains the following strings:
      • VIRTUAL
      • vmware
      • VirtualBox
    • If the following sandbox related modules is loaded in the affected system:
      • SbieDll.dll
    • If the total size of the drive containing the system directory is <= 61 GB.
    • If the OS contains the string "xp".
  • It creates a copy of the file it steals.
  • It sends the stolen information via Telegram bot.
  • It deletes the file after uploading.
  • If the file to be sent is a directory, it creates a zip file and then deletes the original directory.

  SOLUTION

Minimum scan engine: 9.800
First VSAPI Pattern File: 18.506.03
First VSAPI Pattern Release Date: 13 de июня de 2023
VSAPI OPR PATTERN-VERSION: 18.507.00
VSAPI OPR PATTERN DATE: 14 de июня de 2023

Step 2

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 3

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 4

Reiniciar en modo seguro

[ learnMore ]

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_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion
    • discord = %AppDataLocal%\discord.exe

Step 6

Buscar y eliminar este archivo

[ 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%\runyes.Crypter.bat
  • %Application Data%\azz1.exe
  • %User Startup%\Server.exe
  • %User Profile%\AppData\Local\discord.exe
  • %Application Data%\ID
  • %Application Data%\fondo_antiguo.jpg
  • %User Profile%\Pictures\image{random characters}.jpg
  • %Application Data%\Microsoft\Windows\Start Menu\Programs\Startup\runyes.Crypter.bat
  • %User Profile%\Documents\WindowsPowerShell\Modules\Cipher
  • %User Profile%\Documents\WindowsPowerShell\Modules\Cipher\cry.ps1
  • %User Profile%\Documents\WindowsPowerShell\Modules\Cipher\Locker.ps1
  • %AppDataLocal%\{Hash Value}\history.dat
  • %AppDataLocal%\{Hash Value}\msgid.dat
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\CreditCards.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\Passwords.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\Cookies.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\History.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\Downloads.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\AutoFill.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\Bookmarks.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\Bookmarks.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\Cookies.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\History.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\login.json
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\key3.db
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}\key4.db
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Discord\tokens.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Pidgin\accounts.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Telegram\{Files in %Application Data%\Telegram\tdata with size less than or equal to 5120 bytes}
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Telegram\{Files in %Application Data%\Telegram\tdata with file name ending in s and 17 characters long}
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Telegram\{Files in %Application Data%\Telegram\tdata with file name starting with "usertag", "settings", or "key_data"}
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Steam\Apps.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Steam\{Files in the Steam install path with "ssfn" in its file name}
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Steam\SteamInfo.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Uplay\{Files in %AppDataLocal%\Ubisoft Game Launcher}
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Minecraft\launcher_profiles.json
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Minecraft\servers.dat
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Minecraft\screenshots\{Screenshot Images}
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Minecraft\mods.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Minecraft\versions.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\Zcash
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\Armory
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\bytecoin
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\Jaxx\com.liberty.jax\IndexedDB\file__0.indexeddb.leveldb
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\Exodus\exodus.wallet
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\Ethereum\keystore
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\Electrum\wallets
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\atomic\Local Storage\leveldb
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\Guarda\Local Storage\leveldb
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\Coinomi\Coinomi\wallets
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\FileZilla\Hosts.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\ProtonVPN\{Subdirectories of %AppDataLocal%\ProtonVPN containing the string "Proton.exe" in its name}\user.config
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\OpenVPN\profiles\{Files in %Application Data%\OpenVPN Connect\profiles with the extension .ovpn}
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\NordVPN\{Subdirectories of %AppDataLocal%\NordVPN containing the string "NordVpn.exe" in its name}\accounts.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Directories\{Directory Name}.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\System\Process.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\System\Windows.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\System\WorldWind.jpg
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\System\Webcam.jpg
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\System\SavedNetworks.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\System\ScanningNetworks.txt
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\System\ProductKey.txt

Step 7

Buscar y eliminar esta carpeta

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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 todas las carpetas ocultas.
  • %User Profile%\Documents\WindowsPowerShell\Modules\Cipher
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Grabber
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Grabber\DRIVE-{Drive Letter}
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Browsers\{Browser Name}
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Discord
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Pidgin
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Telegram
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Steam
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Uplay
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Gaming\Minecraft
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Wallets\{Wallet Name}
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\FileZilla
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\VPN\ProtonVPN
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\VPN\OpenVPN
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\VPN\NordVPN
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Directories
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\System
  • %AppDataLocal%\{Hash Value}\{User Name}@{Computer Name}_{Default User Locale}\Messenger\Telegram\{Folders in %Application Data%\Telegram\tdata with folder name 16 characters long}

Step 8

Reinicie en modo normal y explore el equipo con su producto de Trend Micro para buscar los archivos identificados como Ransom.MSIL.EGOGEN.THEABBC 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.

Step 9

Restablecer las propiedades del escritorio

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Step 10

Restore encrypted files from backup.


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