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Trojan.JS.EMOTET.THCBFAI

March 27, 2019
 ALIASES:

TrojanDownloader:JS/Dahrabco (Microsoft); JS/TrojanDownloader.Agent.PVG (ESET-NOD32)

 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:

Dropped by other malware, Downloaded from the Internet

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.

  TECHNICAL DETAILS

File Size:

3,177 bytes

File Type:

JS

Memory Resident:

No

Initial Samples Received Date:

26 Mar 2019

Payload:

Connects to URLs/IPs

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.

Download Routine

This Trojan connects to the following website(s) to download and execute a malicious file:

  • http://ap.{BLOCKED}uildcon.com/cgi-bin/cQ_9
  • http://www.{BLOCKED}b.com/mhjisei3p/P_Ip
  • http://{BLOCKED}2go.by/wp-content/oh_DU
  • http://{BLOCKED}si.com/cgi-bin/RH_Gm
  • http://www.form8.{BLOCKED}webdesigner.com/wp-content/h_W6

It saves the files it downloads using the following names:

  SOLUTION

Minimum Scan Engine:

9.850

FIRST VSAPI PATTERN FILE:

14.896.06

FIRST VSAPI PATTERN DATE:

26 Mar 2019

VSAPI OPR PATTERN File:

14.897.00

VSAPI OPR PATTERN Date:

27 Mar 2019

Step 1

Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.

Step 2

Before doing any scans, Windows 7, Windows 8, Windows 8.1, and Windows 10 users must disable System Restore to allow full scanning of their computers.

Step 3

Search and delete the file detected as Trojan.JS.EMOTET.THCBFAI

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden files in the search result.

Step 4

Scan your computer with your Trend Micro product to delete files detected as Trojan.JS.EMOTET.THCBFAI. 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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