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Trojan.DownLoader38.19612
Added to the Dr.Web virus database:
2021-03-31
Virus description added:
2021-04-02
Technical Information
To ensure autorun and distribution
Modifies the following registry keys
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Bomgar_Cleanup_ZD53342915016' = 'cmd.exe /C rd /S /Q "%TEMP%\nssACB4.tmpb" & reg.exe delete HKCU\Software\Microsoft\Windows\CurrentVersio...
Modifies file system
Creates the following files
Deletes the following files
%TEMP%\nssacb4.tmp\system.dll
%TEMP%\nssacb4.tmpb\scc-attach-hovered.png
%TEMP%\nssacb4.tmpb\scc-attach.png
%TEMP%\nssacb4.tmpb\scc-chat-flash.png
%TEMP%\nssacb4.tmpb\scc-chat-hovered.png
%TEMP%\nssacb4.tmpb\scc-chat.png
%TEMP%\nssacb4.tmpb\scc-fontsize-hovered.png
%TEMP%\nssacb4.tmpb\scc-fontsize.png
%TEMP%\nssacb4.tmpb\server.lic
%TEMP%\nssacb4.tmpb\button_cb_survey.png
%TEMP%\nssacb4.tmpb\settings-cc.ini
%TEMP%\nssacb4.tmpb\settings.ini
%TEMP%\nssacb4.tmpb\spinner.exe
%TEMP%\nssacb4.tmpb\start-cb-hook.bat
%TEMP%\nssacb4.tmpb\startup_animation_1.bmp
%TEMP%\nssacb4.tmpb\startup_animation_2.bmp
%TEMP%\nssacb4.tmpb\startup_animation_3.bmp
%TEMP%\nssacb4.tmpb\startup_animation_4.bmp
%TEMP%\nssacb4.tmpb\startup_animation_5.bmp
%TEMP%\nssacb4.tmpb\remove.exe
%TEMP%\nssacb4.tmpb\sas.dll
%TEMP%\nssacb4.tmpb\preload-en-us.rdf
%TEMP%\nssacb4.tmpb\pinuninstall.bat
%TEMP%\nssacb4.tmpb\nudge.wav
%TEMP%\nssacb4.tmpb\bc-status-alert.png
%TEMP%\nssacb4.tmpb\bc-status-info.png
%TEMP%\nssacb4.tmpb\bc-status-success.png
%TEMP%\nssacb4.tmpb\bc-status-warn.png
%TEMP%\nssacb4.tmpb\bc-typing.png
%TEMP%\nssacb4.tmpb\bf13227e-b446-4e12-913e-7e5fbbee54f6
%TEMP%\nssacb4.tmpb\bomgar-scc.exe
%TEMP%\nssacb4.tmpb\button_cb_access_key.png
%TEMP%\nssacb4.tmpb\stop-cb-hook.bat.template
%TEMP%\nssacb4.tmpb\settings-init.ini
%TEMP%\nssacb4.tmpb\button_cb_private.png
%TEMP%\nssacb4.tmpb\cbhook-x64.dll
%TEMP%\nssacb4.tmpb\cbhook-x86.dll
%TEMP%\nssacb4.tmpb\cp.dll
%TEMP%\nssacb4.tmpb\embedhook-x64.exe
%TEMP%\nssacb4.tmpb\embedhook-x86.exe
%TEMP%\nssacb4.tmpb\icon_exclamation.png
%TEMP%\nssacb4.tmpb\indicator_pinned_connected.png
%TEMP%\nssacb4.tmpb\indicator_pinned_disconnected.png
%TEMP%\nssacb4.tmpb\app_icon.png
%TEMP%\nssacb4.tmpb\button_cb_team.png
%TEMP%\nssacb4.tmpb\uninstall.bat
Moves the following files
from %TEMP%\nssacb4.tmpb\settings-cc.ini16429 to %TEMP%\nssacb4.tmpb\settings-cc.ini
from %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini4475 to %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini
from %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini9682 to %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini
from %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini15371 to %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini
from %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings-cc.ini21812 to %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings-cc.ini
from %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini2196 to %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini
from %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings-cc.ini26129 to %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings-cc.ini
from %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini7889 to %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini
from %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings-cc.ini6135 to %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings-cc.ini
from %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini8835 to %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini
from %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini5575 to %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini
from %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings-cc.ini1108 to %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings-cc.ini
from %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini14675 to %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini
from %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings-init.ini to %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini
from %TEMP%\nssacb4.tmpb\settings.ini585 to %TEMP%\nssacb4.tmpb\settings.ini
from %TEMP%\nssacb4.tmpb\settings.ini12711 to %TEMP%\nssacb4.tmpb\settings.ini
from %TEMP%\nssacb4.tmpb\settings.ini17843 to %TEMP%\nssacb4.tmpb\settings.ini
from %TEMP%\nssacb4.tmpb\settings.ini14071 to %TEMP%\nssacb4.tmpb\settings.ini
from %TEMP%\nssacb4.tmpb\settings.ini24778 to %TEMP%\nssacb4.tmpb\settings.ini
from %TEMP%\nssacb4.tmpb\settings.ini2395 to %TEMP%\nssacb4.tmpb\settings.ini
from %TEMP%\nssacb4.tmpb\settings.ini8606 to %TEMP%\nssacb4.tmpb\settings.ini
from %TEMP%\nssacb4.tmpb\settings.ini1571 to %TEMP%\nssacb4.tmpb\settings.ini
from %TEMP%\nssacb4.tmpb\settings.ini5544 to %TEMP%\nssacb4.tmpb\settings.ini
from %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini4741 to %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini
from %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini24544 to %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\settings.ini
Deletes itself.
Miscellaneous
Creates and executes the following
'%TEMP%\nssacb4.tmpb\bomgar-scc.exe' "<Full path to file>" -install1 "<Full path to file>" --installer-pwd "<Current directory>"
'%TEMP%\nssacb4.tmpspinner-$spin_instance\spinner.exe' --instance-id $SPIN_INSTANCE --icofile $SPIN_ICON
'%ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\bomgar-scc.exe' <Full path to file> -install2 <Full path to file> %TEMP%\nssACB4.tmpb\ %ALLUSERSPROFILE%\bomgar-scc-0x6064f6d9\ --installer-pwd <Current directory>
'%WINDIR%\syswow64\cmd.exe' /c ""%TEMP%\nssACB4.tmpspinner-$SPIN_INSTANCE\start.cmd" "' (with hidden window)
Executes the following
'%WINDIR%\syswow64\cmd.exe' /c ""%TEMP%\nssACB4.tmpspinner-$SPIN_INSTANCE\start.cmd" "
Curing recommendations
Windows
macOS
Linux
Android
If the operating system (OS) can be loaded (either normally or in safe mode), download Dr.Web Security Space and run a full scan of your computer and removable media you use. More about Dr.Web Security Space .
If you cannot boot the OS, change the BIOS settings to boot your system from a CD or USB drive. Download the image of the emergency system repair disk Dr.Web® LiveDisk , mount it on a USB drive or burn it to a CD/DVD. After booting up with this media, run a full scan and cure all the detected threats.
Use Dr.Web Anti-virus for macOS to run a full scan of your Mac.
If the mobile device is operating normally, download and install Dr.Web for Android. Run a full system scan and follow recommendations to neutralize the detected threats.
If the mobile device has been locked by Android.Locker ransomware (the message on the screen tells you that you have broken some law or demands a set ransom amount; or you will see some other announcement that prevents you from using the handheld normally), do the following:
Load your smartphone or tablet in the safe mode (depending on the operating system version and specifications of the particular mobile device involved, this procedure can be performed in various ways; seek clarification from the user guide that was shipped with the device, or contact its manufacturer);
Once you have activated safe mode, install the Dr.Web for Android onto the infected handheld and run a full scan of the system; follow the steps recommended for neutralizing the threats that have been detected;
Switch off your device and turn it on as normal.
Find out more about Dr.Web for Android
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