Analysis by: Clive Fuentebella
ALIASES:

Win32:PWSX-gen [Trj] (AVAST); MSIL/Kryptik.UYC!tr (FORTINET)

 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: Dropped by other malware, 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.

  TECHNICAL DETAILS

File Size: 453,120 bytes
Memory Resident: No
Initial Samples Received Date: 06 Mar 2020
Payload: Steals information

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:

  • "{path}"

Information Theft

This Trojan Spy gathers the following data:

  • Username
  • Computer Name
  • OS Version
  • Processor Name
  • Amount Of Memory
  • Credentials from the following applications:
    • Microsoft Edge
    • Windows Secure Note
    • Windows Web Password Credential
    • Windows Credential Picker Protector
    • Web Credentials
    • Windows Credentials
    • Windows Domain Certificate Credential
    • Windows Domain Password Credential
    • Windows Extended Credential
    • Google Chrome
    • Firefox
    • Apple Applications
    • QQ Browser
    • Opera Browser
    • Yandex Browser
    • 360 Browser
    • Iridium Browser
    • Torch Browser
    • 7Star
    • Amigo
    • Brave
    • CentBrowser
    • Chedot
    • Comodo Dragon
    • Cool Novo
    • Chromium
    • Orbitum
    • Sputnik
    • Uran
    • Vivaldi
    • Citrio
    • Liebao Browser
    • Sleipnir 6
    • QIP Surf
    • Coccoc
    • Kometa
    • Elements Browser
    • Epic Privacy
    • Coowon
    • SeaMonkey
    • Flock Browser
    • UC Browser
    • BlackHawk
    • CyberFox
    • K-Meleon
    • IceCat
    • IceDragon
    • PaleMoon
    • WaterFox
    • Falkon Browser
    • Microsoft Outlook
    • Thunderbird
    • Foxmail
    • Opera Mail
    • CoreFTP
    • WinSCP
    • WS_FTP
    • FileZilla
    • OpenVPN
    • Trillian
    • RimArts
    • Claws
    • Postbox
    • TheBat
    • Eudora
    • Pocomail
    • IncrediMail
    • FTP Navigator
    • FlashFXP
    • SmartFTP
    • Cftp
    • FTPGetter
    • JDownloader

Stolen Information

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

  • starmon3y@{BLOCKED}x.com

  SOLUTION

Minimum Scan Engine: 9.850
FIRST VSAPI PATTERN FILE: 15.748.04
FIRST VSAPI PATTERN DATE: 17 Mar 2020
VSAPI OPR PATTERN File: 15.749.00
VSAPI OPR PATTERN Date: 18 Mar 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.XXPE50FFF034

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

Identify and terminate files detected as TrojanSpy.MSIL.NEGASTEAL.VLC

[ Learn More ]
  1. Windows Task Manager may not display all running processes. In this case, please use a third-party process viewer, preferably Process Explorer, to terminate the malware/grayware/spyware file. You may download the said tool here.
  2. If the detected file is displayed in either Windows Task Manager or Process Explorer but you cannot delete it, restart your computer in safe mode. To do this, refer to this link for the complete steps.
  3. If the detected file is not displayed in either Windows Task Manager or Process Explorer, continue doing the next steps.

Step 4

Scan your computer with your Trend Micro product to delete files detected as TrojanSpy.MSIL.NEGASTEAL.VLC. 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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