TrojanSpy.Win32.EMOTET.THIBCAI

Se conecta a determinados sitios Web para enviar y recibir información. Este malware se elimina tras la ejecución.

Instalación

Agrega las carpetas siguientes:

• %AppDataLocal%\{string1}{string2} → if run without admin privileges

Crea las siguientes copias de sí mismo en el sistema afectado:

• %System%\{string1}{string2}.exe → if run with admin privileges
• %AppDataLocal%\{string1}{string2}\{string1}{string2}.exe → if run without admin privileges
  where {string1} and {string2} can be any of the following strings:
  • chunk
  • counter
  • drawa
  • isve
  • two
  • next
  • mapi
  • rtapi
  • nlsdl
  • defs
  • tenant
  • rstrt
  • window
  • machine
  • mira
  • system
  • stream
  • cursor
  • structs
  • history
  • watched
  • hash
  • report
  • program
  • durable
  • offc
  • rsat
  • folders
  • shell
  • yellow
  • sounds
  • adjust
  • toner
  • tlb
  • sorted
  • loop
  • post
  • txt
  • icons
  • intel
  • inset
  • move
  • reports
  • trc
  • based
  • wim
  • lumber
  • violet
  • dom
  • easy
  • cvt
  • center
  • even
  • readand
  • xinput
  • mem
  • cues
  • layer
  • tools
  • wfd
  • running
  • mail
  • gesture
  • misc

(Nota: %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:

• {Malware File Path}\{Malware File Name}.exe --{8 Random Characters}
• %System%\{string1}{string2}.exe → if run with admin privileges
• %System%\{string1}{string2}.exe --{8 Random Characters} → if run with admin privileges
• %AppDataLocal%\{string1}{string2}\{string1}{string2}.exe → if run without admin privileges
• %AppDataLocal%\{string1}{string2}\{string1}{string2}.exe --{8 Random Characters} → if run without admin privileges

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

• Global\I{Volume Serial Number}
• Global\M{Volume Serial Number}

Técnica de inicio automático

Elimina las siguientes claves de registro asociadas a aplicaciones antivirus y de seguridad:

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\
services\{string1}{string2}
ImagePath = %System%\{string1}{string2}.exe

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
{string1}{string2} = "%AppDataLocal%\{string1}{string2}\{string1}{string2}.exe"

Otras modificaciones del sistema

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

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\{string1}{string2}

Agrega las siguientes entradas de registro:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\{string1}{string2}
Type = 16

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\{string1}{string2}
Start = 2

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\{string1}{string2}
ErrorControl = 0

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\{string1}{string2}
DisplayName = {string1}{string2}

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\{string1}{string2}
ObjectName = {string1}{string2}

Robo de información

Recopila los siguientes datos:

• Computer Name
• System Locale
• OS Version
• Running Processes

Otros detalles

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

• • {BLOCKED}.{BLOCKED}.116.97:80/{string}
  • {BLOCKED}.{BLOCKED}.14.52:80/{string}
  • {BLOCKED}.{BLOCKED}.65.229:80/{string}
  • {BLOCKED}.{BLOCKED}.8.148:8080/{string}
  • {BLOCKED}.{BLOCKED}.150.240:7080/{string}
  • {BLOCKED}.{BLOCKED}.208.175:8080/{string}
  • {BLOCKED}.{BLOCKED}.60.230:7080/{string}
  • {BLOCKED}.{BLOCKED}.124.163:8080/{string}
  • {BLOCKED}.{BLOCKED}.144.228:80/{string}
  • {BLOCKED}.{BLOCKED}.183.211:8080/{string}
  • {BLOCKED}.{BLOCKED}.101.134:8080/{string}
  • {BLOCKED}.{BLOCKED}.60.129:80/{string}
  • {BLOCKED}.{BLOCKED}.79.48:8080/{string}
  • {BLOCKED}.{BLOCKED}.42.131:80/{string}
  • {BLOCKED}.{BLOCKED}.35.138:7080/{string}
  • {BLOCKED}.{BLOCKED}.166.192:80/{string}
  • {BLOCKED}.{BLOCKED}.133.253:8080/{string}
  • {BLOCKED}.{BLOCKED}.4.66:22/{string}
  • {BLOCKED}.{BLOCKED}.143.108:80/{string}
  • {BLOCKED}.{BLOCKED}.51.40:8080/{string}
  • {BLOCKED}.{BLOCKED}.253.234:990/{string}
  • {BLOCKED}.{BLOCKED}.68.89:443/{string}
  • {BLOCKED}.{BLOCKED}.60.129:80/{string}
  • {BLOCKED}.{BLOCKED}.233.46:443/{string}
  • {BLOCKED}.{BLOCKED}.93.124:7080/{string}
  • {BLOCKED}.{BLOCKED}.106.4:7080/{string}
  • {BLOCKED}.{BLOCKED}.8.192:8080/{string}
  • {BLOCKED}.{BLOCKED}.27.158:443/{string}
  • {BLOCKED}.{BLOCKED}.22.225:7080/{string}
  • {BLOCKED}.{BLOCKED}.50.210:8080/{string}
  • {BLOCKED}.{BLOCKED}.223.190:8080/{string}
  • {BLOCKED}.{BLOCKED}.182.254:8080/{string}
  • {BLOCKED}.{BLOCKED}.102.71:8443/{string}
  • {BLOCKED}.{BLOCKED}.160.178:8080/{string}
  • {BLOCKED}.{BLOCKED}.64.180:7080/{string}
  • {BLOCKED}.{BLOCKED}.18.56:443/{string}
  • {BLOCKED}.{BLOCKED}.87.122:8080/{string}
  • {BLOCKED}.{BLOCKED}.90.6:8080/{string}
  • {BLOCKED}.{BLOCKED}.143.100:7080/{string}
  • {BLOCKED}.{BLOCKED}.13.70:80/{string}
  • {BLOCKED}.{BLOCKED}.134.129:443/{string}
  • {BLOCKED}.{BLOCKED}.124.145:443/{string}
  • {BLOCKED}.{BLOCKED}.97.25:80/{string}
  • {BLOCKED}.{BLOCKED}.4.186:80/{string}
  • {BLOCKED}.{BLOCKED}.140.14:443/{string}
  • {BLOCKED}.{BLOCKED}.148.222:8080/{string}
  • {BLOCKED}.{BLOCKED}.173.247:8080/{string}
  • {BLOCKED}.{BLOCKED}.206.153:443/{string}
  • {BLOCKED}.{BLOCKED}.211.77:8080/{string}
  • {BLOCKED}.{BLOCKED}.111.142:7080/{string}
  • {BLOCKED}.{BLOCKED}.149.134:80/{string}
  • {BLOCKED}.{BLOCKED}.86.13:8080/{string}
  • {BLOCKED}.{BLOCKED}.163.131:8080/{string}
  • {BLOCKED}.{BLOCKED}.175.216:8080/{string}
  • {BLOCKED}.{BLOCKED}.171.51:80/{string}
  • {BLOCKED}.{BLOCKED}.142.33:80/{string}
  • {BLOCKED}.{BLOCKED}.77.40:7080/{string}
  • {BLOCKED}.{BLOCKED}.151.103:8080/{string}
  • {BLOCKED}.{BLOCKED}.141.15:50000/{string}
  • {BLOCKED}.{BLOCKED}.159.3:8080/{string}
  • {BLOCKED}.{BLOCKED}.166.147:80/{string}
  • {BLOCKED}.{BLOCKED}.87.73:80/{string}
  • {BLOCKED}.{BLOCKED}.105.59:8080/{string}
  • {BLOCKED}.{BLOCKED}.51.143:8080/{string}
  • {BLOCKED}.{BLOCKED}.42.205:443/{string}
  • {BLOCKED}.{BLOCKED}.37.125:443/{string}
  • {BLOCKED}.{BLOCKED}.57.42:80/{string}
  • {BLOCKED}.{BLOCKED}.84.80:8080/{string}
  • {BLOCKED}.{BLOCKED}.60.231:7080/{string}
  • {BLOCKED}.{BLOCKED}.204.126:8080/{string}
  • {BLOCKED}.{BLOCKED}.74.202:443/{string}
  • {BLOCKED}.{BLOCKED}.215.57:7080/{string}

Este malware se elimina tras la ejecución.