TrojanSpy.MSIL.NEGASTEAL.RL

May 29, 2020
 Analysis by: Clive Fuentebella
 ALIASES:

TrojanSpy:MSIL/AgentTesla.AP!MTB (MICROSOFT)

 PLATFORM:

Windows

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

  • Threat Type: Trojan Spy

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Downloaded from the Internet

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:

342,528 bytes

File Type:

EXE

Memory Resident:

Yes

Initial Samples Received Date:

27 May 2020

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 adds the following processes:

  • %Windows%\Microsoft.NET\Framework\v{Version}\AppLaunch.exe
  • netsh wlan show profile

(Note: %Windows% is the Windows folder, where it usually is C:\Windows on all Windows operating system versions.)

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.

Information Theft

This Trojan Spy gathers the following data:

  • Amount of memory
  • Computer name
  • Date when malware was executed
  • Operating system
  • Processor name
  • Username
  • List of Wi-Fi profiles connected to
  • Credentials from the following applications:
    • CoreFTP
    • FlashFXP
    • FTP Navigator
    • FTPGetter
    • Internet Download Manager
    • jDownloader
    • OpenVPN
    • SmartFTP
    • Trillian
    • Web Credentials
    • Windows Credential Picker Protector
    • Windows Credentials
    • Windows Domain Certificate Credential
    • Windows Domain Password Credential
    • Windows Extended Credential
    • Windows Secure Note
    • Windows Web Password Credential
    • WinSCP
    • WS_FTP
  • Credentials from the following mail providers:
    • Becky Internet Mail
    • BlackHawk
    • Claws Mail
    • CyberFox
    • Eudora
    • Flock
    • IceCat
    • IceDragon
    • IncrediMail
    • KMeleon
    • Mozilla
    • Opera Mail
    • Outlook
    • PaleMoon
    • PocoMail
    • Postbox
    • SeaMonkey
    • The Bat!
    • Thunderbird
    • WaterFox
  • Credentials from the following browsers:
    • 360 Browser
    • 7Star
    • Amigo
    • Brave
    • CentBrowser
    • Chedot
    • Chromium
    • Citrio
    • Coccoc
    • Comodo Dragon
    • Cool Novo
    • Coowon
    • Elements Browser
    • Epic Privacy
    • Iridium Browser
    • Kometa
    • Liebao Browser
    • Microsoft Edge
    • Opera Browser
    • Orbitum
    • QIP Surf
    • QQBrowser
    • Safari
    • Sleipnir 6
    • Sputnik
    • Torch Browser
    • UCBrowser
    • Uran
    • Vivaldi
    • Yandex Browser

Stolen Information

This Trojan Spy sends the data it gathers to the following email addresses via SMTP:

  • destiny@{BLOCKED}i.com

NOTES:

This Trojan Spy does not exploit any vulnerability.

  SOLUTION

Minimum Scan Engine:

9.850

FIRST VSAPI PATTERN FILE:

15.894.02

FIRST VSAPI PATTERN DATE:

27 May 2020

VSAPI OPR PATTERN File:

15.895.00

VSAPI OPR PATTERN Date:

28 May 2020

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.XXPE50FFF035

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 TrojanSpy.MSIL.NEGASTEAL.RL. 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:


Did this description help? Tell us how we did.