Author: Alvin John Nieto   
 

Trojan:Win32/Farfli (Microsoft), Trojan.Win32.Swisyn.cskp (Kaspersky), Win32/TrojanDropper..Agent.QEP trojan (ESET)

 PLATFORM:

Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)

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

  • Threat Type:
    Backdoor

  • Destructiveness:
    No

  • Encrypted:
     

  • In the wild::
    Yes

  OVERVIEW


  TECHNICAL DETAILS

File size: 573,440 bytes
File type: EXE
INITIAL SAMPLES RECEIVED DATE: 09 kwietnia 2014

Instalación

Este malware infiltra el/los siguiente(s) archivo(s)/componente(s):

  • %Program Files%\DbProtectSupport\fake.cfg
  • %Program Files%\DbProtectSupport\svchost.exe

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

)

Crea las carpetas siguientes:

  • %Program Files%\DbProtectSupport

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

)

Otras modificaciones del sistema

Agrega las siguientes entradas de registro:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Enum\Root\LEGACY_DBPROTECTSUPPORT
NextInstance = "1"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Enum\Root\LEGACY_DBPROTECTSUPPORT\
0000
Service = "DbProtectSupport"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Enum\Root\LEGACY_DBPROTECTSUPPORT\
0000
ConfigFlags = "0"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Enum\Root\LEGACY_DBPROTECTSUPPORT\
0000
Class = "LegacyDriver"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Enum\Root\LEGACY_DBPROTECTSUPPORT\
0000
ClassGUID = "{8ECC055D-047F-11D1-A537-0000F8753ED1}"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Enum\Root\LEGACY_DBPROTECTSUPPORT\
0000
DeviceDesc = "DbProtectSupport"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Enum\Root\LEGACY_DBPROTECTSUPPORT\
0000\Control
*NewlyCreated* = "0"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Enum\Root\LEGACY_DBPROTECTSUPPORT\
0000\Control
ActiveService = "DbProtectSupport"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\DbProtectSupport
Type = "10"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\DbProtectSupport
Start = "2"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\DbProtectSupport
ErrorControl = "1"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\DbProtectSupport
ImagePath = "%Program Files%\DbProtectSupport\svchost.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\DbProtectSupport
ObjectName = "LocalSystem"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\DbProtectSupport\Security
Security = "{values}"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\DbProtectSupport\Enum
0 = "Root\LEGACY\DBPROTECTSUPPORT\0000"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\DbProtectSupport\Enum
Count = "1"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\DbProtectSupport\Enum
NextInstance = "1"

Modifica las siguientes claves de registro:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Enum\Root\LEGACY_DBPROTECTSUPPORT

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Enum\Root\LEGACY_DBPROTECTSUPPORT\
0000

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Enum\Root\LEGACY_DBPROTECTSUPPORT\
0000\Control

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\DbProtectSupport

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\DbProtectSupport\Security

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\DbProtectSupport\Enum