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

Tipo de compactação: 1,040,896 bytes
Tipo de arquivo: DLL
Residente na memória: Yes
Data de recebimento das amostras iniciais: 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

Mecanismo de varredura mínima: 9.800
Primeiro arquivo padrão VSAPI: 12.374.04
Data do lançamento do primeiro padrão VSAPI: 01 Mar 2016
VSAPI OPR Pattern Version: 12.375.00
VSAPI OPR Pattern veröffentlicht am: 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.


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