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BKDR_BINLODR.ZNFJ-A

November 20, 2018
 Analysis by: John Donnie Celestre
 PLATFORM:

Windows

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

  • Threat Type: Backdoor

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Downloaded from the Internet, Dropped by other malware


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.

  TECHNICAL DETAILS

File Size:

3,476,480 bytes

File Type:

DLL

Memory Resident:

No

Initial Samples Received Date:

11 Oct 2018

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.

Other Details

This Backdoor requires the following additional components to properly run:

  • %Program Files%\Common Files\System\ado\msadoz{n}.dll, where n is the length of malware filename

(Note: %Program Files% is the default Program Files folder, usually C:\Program Files in Windows 2000, Server 2003, and XP (32-bit), Vista (32-bit), 7 (32-bit), and 8 (32-bit), or C:\Program Files (x86) in Windows XP (64-bit), Vista (64-bit), 7 (64-bit), and 8 (64-bit).)

  SOLUTION

Minimum Scan Engine:

9.850

FIRST VSAPI PATTERN FILE:

14.568.03

FIRST VSAPI PATTERN DATE:

16 Oct 2018

VSAPI OPR PATTERN File:

14.569.00

VSAPI OPR PATTERN Date:

17 Oct 2018

Scan your computer with your Trend Micro product to delete files detected as BKDR_BINLODR.ZNFJ-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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