Analysis by: Raighen Sanchez
ALIASES:

Trojan-Downloader.VBS.Agent (IKARUS)

 PLATFORM:

Windows

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

  • Threat Type: Trojan Spy

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel: Downloaded from the Internet, Dropped by other malware

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

It does not have any propagation routine.

It does not have any backdoor routine.

  TECHNICAL DETAILS

File Size: 1,812 bytes
File Type: VBS
Memory Resident: No
Initial Samples Received Date: 18 Jul 2025
Payload: Connects to URLs/IPs, Downloads files

Arrival Details

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

Installation

This Trojan Spy drops the following files:

  • C:\screenshot.png → captured screenshot

Propagation

This Trojan Spy does not have any propagation routine.

Backdoor Routine

This Trojan Spy does not have any backdoor routine.

Rootkit Capabilities

This Trojan Spy does not have rootkit capabilities.

Download Routine

This Trojan Spy downloads the file from the following URL and renames the file when stored in the affected system:

  • https://{BLOCKED}hubusercontent.com/Dimpfucse135/hmm/main/url.txt

It saves the files it downloads using the following names:

  • C:\webhook.txt → webhook URL

Other Details

This Trojan Spy does the following:

  • It captures the screenshot of the primary screen using a PowerShell command.
  • It uses Discord Webhooks to send the captured screenshot:
    • https://{BLOCKED}d.com/api/webhooks/1387873811264962620/xswPDrK5Skx4M0XshZ_bUsNpJhWB6yy6-8K7U_6cHZW1ifvHosQrJaQ_5ZMab_-QYzmc

It does not exploit any vulnerability.

  SOLUTION

Minimum Scan Engine: 9.800
FIRST VSAPI PATTERN FILE: 20.360.03
FIRST VSAPI PATTERN DATE: 29 Jul 2025
VSAPI OPR PATTERN File: 20.361.00
VSAPI OPR PATTERN Date: 30 Jul 2025

Step 1

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 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.
  • C:\webhook.txt
  • C:\screenshot.png

Step 4

Scan your computer with your Trend Micro product to delete files detected as TrojanSpy.VBS.DIMPFUC.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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