Analysis by: Maureen Reyes
ALIASES:

Trojan.Win32.Agentb.jhza (Kaspersky), BScope.Trojan.Emotet (VBA32)

 PLATFORM:

Windows

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

  • Threat Type: Trojan Spy

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

However, as of this writing, the said sites are inaccessible.

  TECHNICAL DETAILS

File Size: 240,128 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 10 Dec 2018

Installation

This Trojan Spy drops the following files:

  • %User Temp%\{Random Filename}.exe
  • %user Temp%\{Random Filename}

(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista, 7, and 8.)

Other Details

This Trojan Spy connects to the following possibly malicious URL:

  • http;//{BLOCKED}.{BLOCKED}.50.131/whoami.php

However, as of this writing, the said sites are inaccessible.

  SOLUTION

Minimum Scan Engine: 9.850
FIRST VSAPI PATTERN FILE: 14.700.05
FIRST VSAPI PATTERN DATE: 20 Dec 2018
VSAPI OPR PATTERN File: 14.701.00
VSAPI OPR PATTERN Date: 21 Dec 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

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 3

Search and delete this file

[ Learn More ]
There may be some files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.  
  • %User Temp%\{Random Filename}.exe
  • %User Temp%\{Random Filename}

Step 4

Scan your computer with your Trend Micro product to delete files detected as TrojanSpy.Win32.EMOTET.AMR. 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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