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TROJ_PLUGX.ZYFG-A

August 10, 2018
 Analysis by: Carl Maverick Pascual
 ALIASES:

Backdoor.Trojan (Norton)

 PLATFORM:

Windows

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Downloaded from the Internet, Dropped by other malware, Bundled component of other malware/grayware


This Trojan arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites. It arrives as a component bundled with malware/grayware packages.

It is a component of other malware.

It is used to load and execute a file.

  TECHNICAL DETAILS

File Size:

10,240 bytes

File Type:

DLL

Memory Resident:

No

Initial Samples Received Date:

25 Jul 2018

Payload:

Executes files

Arrival Details

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

It arrives as a component bundled with malware/grayware packages.

Installation

This Trojan is a component of other malware.

Other Details

This Trojan is used to load and execute the following file:

  • {Malware directory}\QtCore4.dat -> Detected as BKDR_PLUGX.ZYFG-A

  SOLUTION

Minimum Scan Engine:

9.850

FIRST VSAPI PATTERN FILE:

14.414.07

FIRST VSAPI PATTERN DATE:

31 Jul 2018

VSAPI OPR PATTERN File:

14.415.00

VSAPI OPR PATTERN Date:

01 Aug 2018

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

Remove the malware/grayware file dropped/downloaded by TROJ_PLUGX.ZYFG-A. (Note: Please skip this step if the threat(s) listed below have already been removed.)

     
    • BKDR_PLUGX.ZYFG-A

Step 3

Scan your computer with your Trend Micro product to delete files detected as TROJ_PLUGX.ZYFG-A. 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 the following Trend Micro Support pages for more information:


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