TrojanSpy.MSIL.NEGASTEAL.RJAHSPD
MSIL/Kryptik.ABRS!tr (FORTINET)
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Trojan Spy
Destructiveness: No
Encrypted: No
In the wild: Yes
OVERVIEW
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 connects to a website to send and receive information.
TECHNICAL DETAILS
821,248 bytes
EXE
Yes
03 Apr 2023
Creates files, Deletes files, Connects to URLs/IPs, Collects system information, 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 drops the following copies of itself into the affected system:
- %Application Data%\VZFoENe\VZFoENe.exe
(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Roaming on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)
It drops the following files:
- %Application Data%{8 Random Characters}.{3 Random Characters}\Chrome\Default\cookies
- %Application Data%{8 Random Characters}.{3 Random Characters}\Firefox\Profiles\dxxbjsgn.default\cookies.sqlite
(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Roaming on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)
Autostart Technique
This Trojan Spy adds the following registry entries to enable its automatic execution at every system startup:
HKEY_CURRENT_USER\Software\Microsoft\
Windows\CurrentVersion\Run
VZFoENe = %Application Data%\VZFoENe\VZFoENe.exe
Other System Modifications
This Trojan Spy deletes the following files:
- %Application Data%{8 Random Characters}.{3 Random Characters}\Chrome\Default\cookies
- %Application Data%{8 Random Characters}.{3 Random Characters}\Firefox\Profiles\dxxbjsgn.default\cookies.sqlite
(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Roaming on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)
It deletes the following folders:
- %Application Data%{8 Random Characters}.{3 Random Characters}\Chrome\Default\
- %Application Data%{8 Random Characters}.{3 Random Characters}\Chrome
- %Application Data%{8 Random Characters}.{3 Random Characters}\Firefox\Profiles\dxxbjsgn.default
- %Application Data%{8 Random Characters}.{3 Random Characters}\Firefox\Profiles
- %Application Data%{8 Random Characters}.{3 Random Characters}\Firefox
- %Application Data%{8 Random Characters}.{3 Random Characters}
(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000(32-bit), XP, and Server 2003(32-bit), or C:\Users\{user name}\AppData\Roaming on Windows Vista, 7, 8, 8.1, 2008(64-bit), 2012(64-bit) and 10(64-bit).)
Backdoor Routine
This Trojan Spy connects to the following websites to send and receive information:
- {BLOCKED}dapp.com/api/webhooks/1088710254105198602/RblVuluRRozE26pa7-4pzu_BUHxzo1kvKg9u7uHIxmRfME5coy3KPC8UVlq1o9MwcG5z
Information Theft
This Trojan Spy gathers the following data:
- Time
- Username
- Computer Name
- OS Version
- CPU Architecture
- IP Address
- Location
- Primary Screen
- Browsers:
- 7Star
- Amigo
- BlackHawk
- Brave Browser
- CentBrowser
- Chedot
- Chrome
- ChromePlus
- Chromium
- Citrio
- Comodo Dragon
- Comodo IceDragon
- Coowon
- Cyberfox
- CốcCốc Browser
- Elements Browser
- Epic Privacy Browser
- Falkon
- Flock
- Icecat
- Iridium
- K-Meleon
- Kometa
- Liebao
- Microsoft Edge
- Mozilla Firefox
- Opera Stable
- Orbitum
- Pale Moon
- QIP Surf
- QQBrowser
- SeaMonkey
- Sleipnir
- Sputnik
- Torch
- UCBrowser
- Uran
- Vivaldi
- Waterfox
- Yandex
- Emails:
- Becky!
- Claws-Mail
- eM Client
- Eudora
- FoxMail
- IncrediMail
- Mailbird
- Opera Mail
- Outlook
- Pocomail
- Postbox
- The Bat!
- Thunderbird
- Windows Mail App
- FTPs:
- cftp
- CoreFTP
- Filezilla
- FlashFXP
- FTP Commander
- FTP Commander Deluxe
- FTPGetter
- FTP navigator
- SmartFTP
- WinSCP
- WS_FTP
- VPNs:
- NordVPN
- OpenVPN
- Private Internet Access
- Instant Messaging Applications:
- Discord
- Psi/Psi+
- Trillian
- VNCs:
- RealVNC
- TigerVNC
- TightVNC
- UltraVNC
- Others:
- JDownloader
- Internet Downloader Manager
- MySQL Workbench
- Keystrokes
Other Details
This Trojan Spy connects to the following URL(s) to get the affected system's IP address:
- api.{BLOCKED}y.org
SOLUTION
9.800
18.366.02
06 Apr 2023
18.367.00
07 Apr 2023
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.XXPE50FFF067
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
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 4
Restart in Safe Mode
Step 5
Delete this registry key
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.
- In HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
- VZFoENe
- VZFoENe
Step 6
Search and delete this file
- %Application Data%\VZFoENe\VZFoENe.exe
Step 7
Restart in normal mode and scan your computer with your Trend Micro product for files detected as TrojanSpy.MSIL.NEGASTEAL.RJAHSPD. 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 this Knowledge Base page for more information.
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