JavaScript support is required for our site to be fully operational in your browser.
Trojan.DownLoader11.46642
Added to the Dr.Web virus database:
2014-11-25
Virus description added:
2014-11-25
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '*MediaMangr' = '"%ALLUSERSPROFILE%\MediaMangr\dwm.exe"'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mmc.exe] 'Debugger' = 'wuauclt.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Firewall.cpl] 'Debugger' = 'wuauclt.exe'
Changes the following executable system files:
<SYSTEM32>\mmc.exe.kA9uem4
<SYSTEM32>\Firewall.cpl.2Qhnf
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile] 'EnableFirewall' = '00000000'
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile] 'DoNotAllowExceptions' = '00000000'
To complicate detection of its presence in the operating system,
forces the system hide from view:
Executes the following:
'<SYSTEM32>\netsh.exe' firewall set opmode mode=disable profile=all
'<SYSTEM32>\sc.exe' config SharedAccess start= disabled
Modifies file system :
Creates the following files:
%ALLUSERSPROFILE%\MediaMangr\btplayerctrl.exe
<SYSTEM32>\mmc.exe:Zone.Identifier
<SYSTEM32>\firewall.cpl:Zone.Identifier
Sets the 'hidden' attribute to the following files:
%ALLUSERSPROFILE%\MediaMangr\btplayerctrl.exe
Deletes the following files:
<SYSTEM32>\jakuUdeuJhtXuych
<SYSTEM32>\aEgsGjWvyGUaetLAjqYXwb
Moves the following system files:
from <SYSTEM32>\WlwpIgrwWMgTSEbPcG to <SYSTEM32>\fXWarYwHaWrYcZGIPC
from <SYSTEM32>\tZnHlfrjJTqrBJwVRNV to <SYSTEM32>\WlwpIgrwWMgTSEbPcG
from <SYSTEM32>\whDBAKqgdWHHimSk to <SYSTEM32>\UOYcnyYvvSFfMsM
from <SYSTEM32>\fXWarYwHaWrYcZGIPC to <SYSTEM32>\whDBAKqgdWHHimSk
from <SYSTEM32>\CtSnkCthNgUkkUxl to <SYSTEM32>\korQOimpqeWeIRQVzE
from <SYSTEM32>\EAwLuISoAoNknPq to <SYSTEM32>\CtSnkCthNgUkkUxl
from <SYSTEM32>\FGOeewOkYbiLthn to <SYSTEM32>\tZnHlfrjJTqrBJwVRNV
from <SYSTEM32>\korQOimpqeWeIRQVzE to <SYSTEM32>\FGOeewOkYbiLthn
from <SYSTEM32>\ZjzrKJrVqXlGRANjB to <SYSTEM32>\EziUQrOKYVAkHpcXbXS
from <SYSTEM32>\VGKStwdVihkTwoS to <SYSTEM32>\ZjzrKJrVqXlGRANjB
from <SYSTEM32>\nzvSrOeQdGhXALX to <SYSTEM32>\jakuUdeuJhtXuych
from <SYSTEM32>\EziUQrOKYVAkHpcXbXS to <SYSTEM32>\nzvSrOeQdGhXALX
from <SYSTEM32>\DPYPPbDuyNmDjVdUhgY to <SYSTEM32>\IRnPCwFjBvwxDVxmNS
from <SYSTEM32>\UOYcnyYvvSFfMsM to <SYSTEM32>\DPYPPbDuyNmDjVdUhgY
from <SYSTEM32>\YLakLfPFOUOHpnUncu to <SYSTEM32>\VGKStwdVihkTwoS
from <SYSTEM32>\IRnPCwFjBvwxDVxmNS to <SYSTEM32>\YLakLfPFOUOHpnUncu
from <SYSTEM32>\wrIHbBHFkJAUQLO to <SYSTEM32>\EAwLuISoAoNknPq
from <SYSTEM32>\CRENyBeDFurmQgIDctQdN to <SYSTEM32>\XvwyugjlRFyxZPbmTiqY
from <SYSTEM32>\HeQkqRPfVuWpZehLfmTg to <SYSTEM32>\CRENyBeDFurmQgIDctQdN
from <SYSTEM32>\dALBHWtPNcsqXyZlWAlcS to <SYSTEM32>\CrOmwnKMeBfDzkGcjdBfmk
from <SYSTEM32>\XvwyugjlRFyxZPbmTiqY to <SYSTEM32>\dALBHWtPNcsqXyZlWAlcS
from <SYSTEM32>\Firewall.cpl.2Qhnf to <SYSTEM32>\zkgoTzqLWEaVaeEDQG
from <SYSTEM32>\firewall.cpl to <SYSTEM32>\Firewall.cpl.2Qhnf
from <SYSTEM32>\cTZlEzKUASnvLknSgBTjhk to <SYSTEM32>\HeQkqRPfVuWpZehLfmTg
from <SYSTEM32>\zkgoTzqLWEaVaeEDQG to <SYSTEM32>\cTZlEzKUASnvLknSgBTjhk
from <SYSTEM32>\bkjsKCZVypnYqmIUrQBwX to <SYSTEM32>\aEgsGjWvyGUaetLAjqYXwb
from <SYSTEM32>\PrzBgQSgfAWRkPvjJPXSfX to <SYSTEM32>\bkjsKCZVypnYqmIUrQBwX
from <SYSTEM32>\mmc.exe.kA9uem4 to <SYSTEM32>\wrIHbBHFkJAUQLO
from <SYSTEM32>\mmc.exe to <SYSTEM32>\mmc.exe.kA9uem4
from <SYSTEM32>\wwbueNtTjyjZiIWpHSbbz to <SYSTEM32>\KynIsaGpXNIqxlJfaCw
from <SYSTEM32>\CrOmwnKMeBfDzkGcjdBfmk to <SYSTEM32>\wwbueNtTjyjZiIWpHSbbz
from <SYSTEM32>\TFfrmaYGGPLrmtuBZVVBsB to <SYSTEM32>\PrzBgQSgfAWRkPvjJPXSfX
from <SYSTEM32>\KynIsaGpXNIqxlJfaCw to <SYSTEM32>\TFfrmaYGGPLrmtuBZVVBsB
Moves itself:
from <Full path to virus> to %ALLUSERSPROFILE%\MediaMangr\dwm.exe
Miscellaneous:
Searches for the following windows:
ClassName: 'Shell_TrayWnd' WindowName: ''
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
このウェブサイトを継続して訪問する場合、訪問者に関する統計データを収集するためのCookieファイルおよび他のテクノロジーを弊社が利用することに同意したものとします。詳細
OK