Analisado por: Jon Dexter Laurin   
 

Backdoor:Win32/Vawtrak!rfn (Microsoft); HEUR:Trojan.Win32.Generic (Kaaspersky); Trojan.Gen.SMH.2 (Norton); a variant of Win32/Kryptik.DIST trojan (ESET-NOD32); Trojan.Win32.Crypt (Ikarus); Trojan horse Crypt4.PTC (AVG); Gen:Variant.Kazy.596661 (BitDefender)

 Plataforma:

Windows

 Classificao do risco total:
 Potencial de dano:
 Potencial de distribuição:
 infecção relatada:
 Exposição das informações:
Baixo
Medium
Alto
Crítico

  • Tipo de grayware:
    Backdoor

  • Destrutivo:
    Não

  • Criptografado:
     

  • In the Wild:
    Sim

  Visão geral


  Detalhes técnicos

Tipo de compactação: 303,104 bytes
Tipo de arquivo: DLL
Data de recebimento das amostras iniciais: 27 julho 2015

Installation

Schleust die folgenden Eigenkopien in das betroffene System ein:

  • %All Users Profile%\Application Data\{Random Name}\{Random Name}.{Random 3 Character} - for Windows XP and Lower
  • %All Users Profile%\{Random Name}\{Random Name}.{Random 3 Character} - for Windows Vista and Higher

Autostart-Technik

Fügt folgende Registrierungseinträge hinzu, um bei jedem Systemstart automatisch ausgeführt zu werden.

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
{Random Name} = "regsvr32.exe "%All Users Profile%\Application Data\{Random Name}\{Random Name}.{Random 3 Characters}"" - For Windows XP and below

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
{Random Name} = "regsvr32.exe "%All Users Profile%\{Random Name}\{Random Name}.{Random 3 Characters}"" - For Windows Vista and above

Andere Systemänderungen

Fügt die folgenden Registrierungsschlüssel hinzu:

HKEY_CURRENT_USER\Software\{CLSID}

Ändert die folgenden Registrierungseinträge:

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Main
NoProtectedModeBanner = "1"

HKEY_CURRENT_USER\Software\Microsoft\
Internet Explorer\Main
TabProcGrowth = "0"

HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Internet Settings\
Zones\3
2500 = "3"

HKEY_CURRENT_USER\Software\{CLSID}
{Random Name} = "{Hex Value}"

HKEY_CURRENT_USER\Software\{CLSID}
{Random Name 2} = "{Random Hex Values}"