Analysis by: Maria Emreen Viray
ALIASES:

Trojan.Win32.Ilgergop (IKARUS)

 PLATFORM:

Windows

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

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

This Trojan 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: 17,706,056 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 23 Aug 2021
Payload: Drops files

Arrival Details

This Trojan 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 adds the following folders:

  • %Application Data%\Firelight Technologies
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\Docs
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\Filters
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\bookmark\Demo-Sakila
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\bookmark\Demo-Scott
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\config
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\dat
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\fonts
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\gtk-2.0
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\imageformats
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\pango
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\themes
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\themes\Emacs
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\themes\Emacs\gtk-2.0-key
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\themes\MS-Windows
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\themes\MS-Windows\gtk-2.0
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\themes\Raleigh
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\themes\Raleigh\gtk-2.0

(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 and executes the following files:

  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\firesql.exe → loads fqwebpd.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\fqwebpd.dll → detected as Ransom.Win32.LOCKBIT.ENM
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\Guide.pdf → detected as Trojan.PDF.LOCKSHELL.A

(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 non-malicious files:

  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\Docs\Quick Start.pdf
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\FileHelpers.DLL
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\Filters\LC.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\Filters\License.rtf
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\Filters\register.cmd
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\Filters\unregister.cmd
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\License.txt
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\Microsoft.ReportViewer.ProcessingObjectModel.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\OpenLink.Data.Virtuoso.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\Uninstall.exe → removes installed system objects based on specified in Uninstall.ini
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\Uninstall.ini → contains all files, folders and registry entries installed
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\bookmark\Demo-Sakila\CUSTOMER - FILM.dbl
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\bookmark\Demo-Scott\EMPLOYEE - PROJECT.dbl
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\bookmark\Demo-Scott\EMPLOYEE - ROLE.dbl
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\bookmark\Demo-Scott\PROJECTS of JAMES.dbl
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\config\log4j.properties
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\dat\PDF_32x32.ico
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\dat\enc.ico
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\dat\ico48.ico
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc\AUTHORS
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc\COPYING
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc\CREDITS.md
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc\INSTALL.md
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc\LICENSE.md
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc\NEWS.md
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc\README
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc\README.GIT.md
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc\README.UPGRADE.md
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc\README.WINDOWS.md
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc\README.hibernate.md
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc\README.jena.md
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc\README.jsse.md
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc\README.php5.md
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc\README.sesame2.md
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\doc\README.sesame3.md
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\fonts\fonts.conf
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\gtk-2.0\gtk.immodules
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\gtk-2.0\gtkrc
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\gtk-2.0\gtkrc.default
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\gtk-2.0\im-multipress.conf
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\iconv.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\imageformats\qgif4.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\imageformats\qjpeg4.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\jimage.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\jpeg62.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\libbson-1.0.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\libcairo-gobject-2.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\libgmodule-2.0-0.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\libgthread-2.0-0.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\libjpeg-7.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\libmongoc-1.0.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\libogg-0.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\libpango-1.0-0.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\libpangocairo-1.0-0.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\libpangowin32-1.0-0.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\license_lgpl.txt
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\locale\locale.alias
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\management.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\mingwm10.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\pango\pango.modules
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\prefs.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\pthreadGC2.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\releasenotes.txt
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\sspi_bridge.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\themes\Emacs\gtk-2.0-key\gtkrc
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\themes\MS-Windows\gtk-2.0\gtkrc
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\themes\Raleigh\gtk-2.0\gtkrc
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\virt_http.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\virtclr.dll
  • %Application Data%\Firelight Technologies\Sql Ex SoundSystem\zlib1.dll

(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 adds the following processes:

  • "%Application Data%\Firelight Technologies\Sql Ex SoundSystem\firesql.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).)

Other System Modifications

This Trojan adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Sql Ex SoundSystem 0.0.2.5
DisplayName = Sql Ex SoundSystem 0.0.2.5

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Sql Ex SoundSystem 0.0.2.5
DisplayVersion = 0.0.2.5

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Sql Ex SoundSystem 0.0.2.5
VersionMajor = 0

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Sql Ex SoundSystem 0.0.2.5
VersionMinor = 0

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Sql Ex SoundSystem 0.0.2.5
Publisher = Firelight Technologies

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Sql Ex SoundSystem 0.0.2.5
DisplayIcon = %Application Data%\Firelight Technologies\Sql Ex SoundSystem\Uninstall.exe

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Sql Ex SoundSystem 0.0.2.5
UninstallString = %Application Data%\Firelight Technologies\Sql Ex SoundSystem\Uninstall.exe

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Sql Ex SoundSystem 0.0.2.5
InstallLocation = %Application Data%\Firelight Technologies\Sql Ex SoundSystem\

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Sql Ex SoundSystem 0.0.2.5
InstallSource = {malware path}

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Sql Ex SoundSystem 0.0.2.5
InstallDate = {YYYYMMDD}

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Sql Ex SoundSystem 0.0.2.5
Language = {value}

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Sql Ex SoundSystem 0.0.2.5
NoModify = 1

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Sql Ex SoundSystem 0.0.2.5
NoRepair = 1

Other Details

This Trojan adds the following registry keys:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\
Windows\CurrentVersion\Uninstall\
Sql Ex SoundSystem 0.0.2.5

  SOLUTION

Minimum Scan Engine: 9.800
FIRST VSAPI PATTERN FILE: 16.932.04
FIRST VSAPI PATTERN DATE: 28 Aug 2021
VSAPI OPR PATTERN File: 16.933.00
VSAPI OPR PATTERN Date: 29 Aug 2021

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

Remove Trojan.Win32.LOCKBIT.AA by using its own Uninstall option

[ Learn More ]
To uninstall the grayware process

Step 4

Search and delete this folder

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result.
  • %Application Data%\Firelight Technologies

    • Step 5

    Scan your computer with your Trend Micro product to delete files detected as Trojan.Win32.LOCKBIT.AA. 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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