Analysis by: Jeanne Jocson
ALIASES:

Win32/Korplug.HT(NOD32),Trojan.Win32.Korplug(Ikarus)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
 INFORMATION EXPOSURE:

  • Threat Type: Backdoor

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This backdoor arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites. It may be manually installed by a user.

  TECHNICAL DETAILS

Tamaño del archivo 1,040,896 bytes
Tipo de archivo DLL
Residente en memoria Yes
Fecha de recepción de las muestras iniciales 01 Mar 2016

Arrival Details

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

It may be manually installed by a user.

Other Details

This backdoor connects to the following possibly malicious URL:

  • http://bkmail.{BLOCKED}s.com/{random 48 alphanumeric characters}
  • http://sswwmail.{BLOCKED}s.com/{random 48 alphanumeric characters}

  SOLUTION

Motor de exploración mínimo 9.800
Primer archivo de patrones de VSAPI 12.374.04
Primera fecha de publicación de patrones de VSAPI 01 Mar 2016
Versión de patrones OPR de VSAPI 12.375.00
Fecha de publicación de patrones OPR de VSAPI 02 Mar 2016

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Scan your computer with your Trend Micro product to delete files detected as BKDR_PLUGX.DUKOP. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.


Did this description help? Tell us how we did.