Analysis by: Leidryn Saludez
ALIASES:

Trojan-Spy.AgentTesla, Trojan-Spy.AgentTesla (IKARUS)

 PLATFORM:

Windows

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

  • Threat Type: Backdoor

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

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.

It connects to a website to send and receive information.

  TECHNICAL DETAILS

Tamaño del archivo 753,664 bytes
Tipo de archivo EXE
Fecha de recepción de las muestras iniciales 21 Mar 2025

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.

Installation

This Backdoor adds the following processes:

  • cmd.exe /C ping 1.1.1.1 -n 1 -w 3000 > Nul & Del

It injects codes into the following process(es):

  • installutil.exe

Backdoor Routine

This Backdoor connects to the following websites to send and receive information:

  • {BLOCKED}.{BLOCKED}.{BLOCKED}.237:80
  • http://{BLOCKED}.{BLOCKED}.{BLOCKED}.214.237/cdn/7Temp/updateexternalprotonAsync/multiImagepythoncdn/Sqlwp/ProtectTo/AsyncTempjavascript/Image4/Base7trafficCentral/2LinuxJavascriptProcessor/trafficwordpressLine/defaultwp7/Multi/VmrequestPacketSqlPublicdownloads.php

Other Details

This Backdoor does the following:

  • It is capable of doing:
    • keystroke logging
    • webcam access
    • file grabbing
    • password exfiltration

  SOLUTION

Motor de exploración mínimo 9.800
Primer archivo de patrones de VSAPI 19.972.04
Primera fecha de publicación de patrones de VSAPI 21 Mar 2025
Versión de patrones OPR de VSAPI 19.973.00
Fecha de publicación de patrones OPR de VSAPI 22 Mar 2025

Step 1

Trend Micro Predictive Machine Learning detects and blocks malware at the first sign of its existence, before it executes on your system. When enabled, your Trend Micro product detects this malware under the following machine learning name:

     TROJ.Win32.TRX.XXPE50FFF091

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

Scan your computer with your Trend Micro product to delete files detected as Backdoor.MSIL.DCRAT.THCBABE. 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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