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Trojan.Packed.22525
Added to the Dr.Web virus database:
2012-04-26
Virus description added:
2014-02-28
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%HOMEPATH%\My Documents\system\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%HOMEPATH%\My Documents\system\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%HOMEPATH%\My Documents\system\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%HOMEPATH%\My Documents\system\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%HOMEPATH%\My Documents\system\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%HOMEPATH%\My Documents\system\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%HOMEPATH%\My Documents\system\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%HOMEPATH%\My Documents\system\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%HOMEPATH%\My Documents\system\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'WinUpdateN' = '%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%HOMEPATH%\My Documents\system\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'WinUpdateN' = '%HOMEPATH%\My Documents\system\svchost.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%HOMEPATH%\My Documents\system\svchost.exe'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'WinUpdateN' = '%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%HOMEPATH%\My Documents\system\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%HOMEPATH%\My Documents\system\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%HOMEPATH%\My Documents\system\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,%HOMEPATH%\My Documents\system\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe,%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
To complicate detection of its presence in the operating system,
blocks the following features:
User Account Control (UAC)
Creates and executes the following:
'<Current directory>\runmesbexe-<Auxiliary name>.exe'
'%HOMEPATH%\My Documents\system\svchost.exe'
'C:\setinject2svchost.exe'
'<Current directory>\runmesbexe.exe' -v
'%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe'
'%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe'
'<Current directory>\runmesbexe.exe' -i
'<Current directory>\001.exe'
'C:\RootkitCrackUrl.exe'
'<Current directory>\000.exe'
'<Current directory>\002.exe'
'<Current directory>\runmesbexe.exe'
'<Current directory>\003.exe'
'C:\csrss.exe'
Executes the following:
'<SYSTEM32>\attrib.exe' "<Current directory>\runmesbexe-<Auxiliary name>.exe" +s +h
'<SYSTEM32>\attrib.exe' "%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o" +s +h
'<SYSTEM32>\attrib.exe' "%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe" +s +h
'<SYSTEM32>\attrib.exe' "<Current directory>\runmesbexe.exe" +s +h
'<SYSTEM32>\attrib.exe' "<Current directory>" +s +h
'<SYSTEM32>\notepad.exe'
Injects code into
the following system processes:
<SYSTEM32>\spoolsv.exe
<SYSTEM32>\notepad.exe
%WINDIR%\Explorer.EXE
<SYSTEM32>\svchost.exe
Modifies file system :
Creates the following files:
<Current directory>\runmesbexe-<Auxiliary name>.exe
<Current directory>\runmesbexe.exe
<Current directory>\003.exe
<Current directory>\gogogo.go
%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe
%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe
%HOMEPATH%\My Documents\system\svchost.exe
C:\csrss.exe
C:\explorerinject.dll
C:\RootkitCrackUrl.exe
<Current directory>\000.exe
<Current directory>\001.exe
<Current directory>\002.exe
C:\inject2svchost.dll
C:\setinject2svchost.exe
Sets the 'hidden' attribute to the following files:
%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\QU4BzBzmRn3o\svchost.exe
<Current directory>\runmesbexe-<Auxiliary name>.exe
%HOMEPATH%\My Documents\system\QU4BzBzmRn3o\svchost.exe
%HOMEPATH%\My Documents\system\svchost.exe
<Current directory>\runmesbexe.exe
Network activity:
Connects to:
'89.##2.57.183':5220
'10.#4.0.1':27015
Miscellaneous:
Searches for the following windows:
ClassName: '#32770' WindowName: '(null)'
ClassName: 'SysListView32' WindowName: '(null)'
ClassName: 'Indicator' WindowName: '(null)'
ClassName: '#32770' WindowName: '<Auxiliary name>'
Recommandations pour le traitement
Windows
macOS
Linux
Android
Si le système d'exploitation peut être démarré (en mode normal ou en mode sans échec), téléchargez Dr.Web Security Space et lancez un scan complet de votre ordinateur et de tous les supports amovibles que vous utilisez. En savoir plus sur Dr.Web Security Space .
Si le démarrage du système d'exploitation est impossible, veuillez modifier les paramètres du BIOS de votre ordinateur pour démarrer votre ordinateur via CD/DVD ou clé USB. Téléchargez l'image du disque de secours de restauration du système Dr.Web® LiveDisk ou l'utilitaire pour enregistrer Dr.Web® LiveDisk sur une clé USB, puis préparez la clé USB appropriée. Démarrez l'ordinateur à l'aide de cette clé et lancez le scan complet et le traitement des menaces détectées.
Si votre appareil mobile fonctionne correctement, veuillez télécharger et installer sur votre appareil mobile Dr.Web pour Android . Lancez un scan complet et suivez les recommandations sur la neutralisation des menaces détectées.
Si l'appareil mobile est bloqué par le Trojan de la famille Android.Locker (un message sur la violation grave de la loi ou la demande d'une rançon est affiché sur l'écran de l'appareil mobile), procédez comme suit:
démarrez votre Smartphone ou votre tablette en mode sans échec (si vous ne savez pas comment faire, consultez la documentation de l'appareil mobile ou contactez le fabricant) ;
puis téléchargez et installez sur votre appareil mobile Dr.Web pour Android et lancez un scan complet puis suivez les recommandations sur la neutralisation des menaces détectées ;
Débranchez votre appareil et rebranchez-le.
En savoir plus sur Dr.Web pour Android
Téléchargez Dr.Web pour Android
Gratuit pour 3 mois
Tous les composants de protection
Renouvellement de la démo via AppGallery/Google Pay
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