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Trojan.MulDrop11.19354
Added to the Dr.Web virus database:
2019-10-06
Virus description added:
2019-10-08
Technical Information
To ensure autorun and distribution
Creates or modifies the following files
<SYSTEM32>\tasks\hklm\software\microsoft\windows\currentversion\run\microsoftmanagementinstrumentation(rpc)(async)
<SYSTEM32>\tasks\hklm\software\microsoft\windows\currentversion\run\microsoftdefenderfirewallremotemanagement(epmap)
Creates the following services
[<HKLM>\System\CurrentControlSet\Services\IKEEXT] 'Start' = '00000002'
Malicious functions
Executes the following
'<SYSTEM32>\netsh.exe' advfirewall firewall add rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=in action=allow program=\"<SYSTEM32>\svchost.exe\" enable=yes
'<SYSTEM32>\netsh.exe' advfirewall firewall set rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=in new program=\"<LS_APPDATA>\Adobe\wscntfy.exe\" enable=yes
'<SYSTEM32>\netsh.exe' advfirewall firewall add rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=out action=allow program=\"<SYSTEM32>\svchost.exe\" enable=yes
'<SYSTEM32>\netsh.exe' advfirewall firewall set rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=out new program=\"<LS_APPDATA>\Adobe\wscntfy.exe\" enable=yes
'<SYSTEM32>\netsh.exe' advfirewall firewall add rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=in action=allow program=\"<SYSTEM32>\svchost.exe\" enable=yes
'<SYSTEM32>\netsh.exe' advfirewall firewall set rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=in new program=\"%APPDATA%\Adobe\credprovs.exe\" enable=yes
'<SYSTEM32>\netsh.exe' advfirewall firewall add rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=out action=allow program=\"<SYSTEM32>\svchost.exe\" enable=yes
'<SYSTEM32>\netsh.exe' advfirewall firewall set rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=out new program=\"%APPDATA%\Adobe\credprovs.exe\" enable=yes
Modifies file system
Creates the following files
<LS_APPDATA>\adobe\wscntfy.exe
%APPDATA%\adobe\credprovs.exe
Sets the 'hidden' attribute to the following files
<LS_APPDATA>\adobe\wscntfy.exe
%APPDATA%\adobe\credprovs.exe
Network activity
UDP
DNS ASK ma#.#aver.com
DNS ASK se###h.daum.net
Miscellaneous
Creates and executes the following
'%APPDATA%\adobe\credprovs.exe'
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall set rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=out new program=\"%APPDATA%\Adobe\credprovs.exe\" enable=yes"' (with hidden window)
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall add rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=out action=allow program=\"<SYSTEM32>\svchost.exe\" enable=yes"' (with hidden window)
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall show rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=out"' (with hidden window)
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall set rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=in new program=\"%APPDATA%\Adobe\credprovs.exe\" enable=yes"' (with hidden window)
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall add rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=in action=allow program=\"<SYSTEM32>\svchost.exe\" enable=yes"' (with hidden window)
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall show rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=in"' (with hidden window)
'<SYSTEM32>\cmd.exe' /C "SCHTASKS /CREATE /SC ONLOGON /RL HIGHEST /TR %APPDATA%\Adobe\credprovs.exe /TN HKLM\Software\Microsoft\Windows\CurrentVersion\Run\MicrosoftDefenderFirewallRemoteManagement(EPMAP) /F"' (with hidden window)
'<SYSTEM32>\cmd.exe' /C "start %APPDATA%\Adobe\credprovs.exe"' (with hidden window)
'<SYSTEM32>\cmd.exe' /C "attrib +S +H %APPDATA%\Adobe\credprovs.exe"' (with hidden window)
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall add rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=out action=allow program=\"<SYSTEM32>\svchost.exe\" enable=yes"' (with hidden window)
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall show rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=out"' (with hidden window)
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall set rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=in new program=\"<LS_APPDATA>\Adobe\wscntfy.exe\" enable=yes"' (with hidden window)
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall add rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=in action=allow program=\"<SYSTEM32>\svchost.exe\" enable=yes"' (with hidden window)
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall show rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=in"' (with hidden window)
'<SYSTEM32>\cmd.exe' /C "SCHTASKS /CREATE /SC ONLOGON /RL HIGHEST /TR <LS_APPDATA>\Adobe\wscntfy.exe /TN HKLM\Software\Microsoft\Windows\CurrentVersion\Run\MicrosoftManagementInstrumentation(RPC)(ASync) /F"' (with hidden window)
'<SYSTEM32>\cmd.exe' /Q /C reg add HKCU\Software\RcsPresence /f' (with hidden window)
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall set rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=out new program=\"<LS_APPDATA>\Adobe\wscntfy.exe\" enable=yes"' (with hidden window)
'<SYSTEM32>\cmd.exe' /C "attrib +S +H <LS_APPDATA>\Adobe\wscntfy.exe"' (with hidden window)
Executes the following
'<SYSTEM32>\cmd.exe' /C "attrib +S +H <LS_APPDATA>\Adobe\wscntfy.exe"
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall add rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=out action=allow program=\"<SYSTEM32>\svchost.exe\" enable=yes"
'<SYSTEM32>\netsh.exe' advfirewall firewall show rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=out
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall show rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=out"
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall set rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=in new program=\"%APPDATA%\Adobe\credprovs.exe\" enable=yes"
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall add rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=in action=allow program=\"<SYSTEM32>\svchost.exe\" enable=yes"
'<SYSTEM32>\netsh.exe' advfirewall firewall show rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=in
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall show rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=in"
'<SYSTEM32>\schtasks.exe' /CREATE /SC ONLOGON /RL HIGHEST /TR %APPDATA%\Adobe\credprovs.exe /TN HKLM\Software\Microsoft\Windows\CurrentVersion\Run\MicrosoftDefenderFirewallRemoteManagement(EPMAP) /F
'<SYSTEM32>\cmd.exe' /C "SCHTASKS /CREATE /SC ONLOGON /RL HIGHEST /TR %APPDATA%\Adobe\credprovs.exe /TN HKLM\Software\Microsoft\Windows\CurrentVersion\Run\MicrosoftDefenderFirewallRemoteManagement(EPMAP) /F"
'<SYSTEM32>\attrib.exe' +S +H %APPDATA%\Adobe\credprovs.exe
'<SYSTEM32>\cmd.exe' /C "attrib +S +H %APPDATA%\Adobe\credprovs.exe"
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall set rule name=\"Microsoft Defender Firewall Remote Management (EPMAP)\" dir=out new program=\"%APPDATA%\Adobe\credprovs.exe\" enable=yes"
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall set rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=out new program=\"<LS_APPDATA>\Adobe\wscntfy.exe\" enable=yes"
'<SYSTEM32>\netsh.exe' advfirewall firewall show rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=out
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall show rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=out"
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall set rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=in new program=\"<LS_APPDATA>\Adobe\wscntfy.exe\" enable=yes"
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall add rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=in action=allow program=\"<SYSTEM32>\svchost.exe\" enable=yes"
'<SYSTEM32>\netsh.exe' advfirewall firewall show rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=in
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall show rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=in"
'<SYSTEM32>\schtasks.exe' /CREATE /SC ONLOGON /RL HIGHEST /TR <LS_APPDATA>\Adobe\wscntfy.exe /TN HKLM\Software\Microsoft\Windows\CurrentVersion\Run\MicrosoftManagementInstrumentation(RPC)(ASync) /F
'<SYSTEM32>\cmd.exe' /C "SCHTASKS /CREATE /SC ONLOGON /RL HIGHEST /TR <LS_APPDATA>\Adobe\wscntfy.exe /TN HKLM\Software\Microsoft\Windows\CurrentVersion\Run\MicrosoftManagementInstrumentation(RPC)(ASync) /F"
'<SYSTEM32>\reg.exe' add HKCU\Software\RcsPresence /f
'<SYSTEM32>\cmd.exe' /Q /C reg add HKCU\Software\RcsPresence /f
'<SYSTEM32>\attrib.exe' +S +H <LS_APPDATA>\Adobe\wscntfy.exe
'<SYSTEM32>\cmd.exe' /C "netsh advfirewall firewall add rule name=\"Microsoft Management Instrumentation (RPC) (ASync)\" dir=out action=allow program=\"<SYSTEM32>\svchost.exe\" enable=yes"
'<SYSTEM32>\cmd.exe' /C "start %APPDATA%\Adobe\credprovs.exe"
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.
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Tous les composants de protection
Renouvellement de la démo via AppGallery/Google Pay
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