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Trojan.DownLoader23.417

Added to the Dr.Web virus database: 2016-10-19

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Defender Computer Link-Layer Search' = 'C:\jfzkgaiexotj\sdbqpxquzjfa.exe'
Creates the following services:
  • [<HKLM>\SYSTEM\ControlSet001\Services\Disk Windows Play Receiver iSCSI Registry Search] 'ImagePath' = 'C:\jfzkgaiexotj\sdbqpxquzjfa.exe'
  • [<HKLM>\SYSTEM\ControlSet001\Services\Disk Windows Play Receiver iSCSI Registry Search] 'Start' = '00000002'
Malicious functions:
Executes the following:
  • 'C:\jfzkgaiexotj\krjelcc7jbtsz.exe' "c:\jfzkgaiexotj\sdbqpxquzjfa.exe"
  • 'C:\jfzkgaiexotj\sdbqpxquzjfa.exe'
  • 'C:\jfzkgaiexotj\fei5tge2oqni6qvbkag.exe'
Modifies file system:
Creates the following files:
  • C:\jfzkgaiexotj\sdbqpxquzjfa.exe
  • C:\jfzkgaiexotj\krjelcc7jbtsz.exe
  • C:\jfzkgaiexotj\xeikds
  • %WINDIR%\jfzkgaiexotj\hqwm4ke
  • C:\jfzkgaiexotj\hqwm4ke
  • C:\jfzkgaiexotj\fei5tge2oqni6qvbkag.exe
Sets the 'hidden' attribute to the following files:
  • C:\jfzkgaiexotj\krjelcc7jbtsz.exe
  • C:\jfzkgaiexotj\sdbqpxquzjfa.exe
Deletes the following files:
  • C:\jfzkgaiexotj\fei5tge2oqni6qvbkag.exe
  • %WINDIR%\jfzkgaiexotj\hqwm4ke
Network activity:
Connects to:
  • 'ha####nhalflion.net':80
  • 'un###lgrain.org':80
  • 'ye####gdongwu.cn':80
  • 'ta#####pielenreiten.org':80
  • 'cl#####ortswomen.com':80
  • 'sp##tnav.ru':80
  • 'ga#####yundongyuan.cn':80
  • 'cl####portsmen.com':80
  • 'je#####tewashington.net':80
  • 'je######ewinterbottom.ru':80
  • 'je######ebreckenridge.net':80
  • 'ha#####testrickland.net':80
  • 'ki######ywinterbottom.net':80
  • 'pr##card.ru':80
  • 'gw#####ynstrickland.net':80
  • 'je######ewinterbottom.net':80
  • 'na##top.ru':80
  • 'bu####rmansion.com':80
  • 'sc####ainbow.net':80
  • 'ka#######ayajivayapriroda.ru':80
  • 'pr####anabolikov.ru':80
  • 'ca#####eeitinthecup.org':80
  • 'gu##155.cn':80
  • 'ga####liongrass.net':80
  • 'si###ypeas.net':80
  • 'to###tosales.ru':80
  • 'ch####isportsmen.ru':80
  • 'pi##asia.cn':80
  • 'so####ryducks.com':80
  • 'sc#####epuzzlechess.org':80
  • 'ag#####anabolics.com':80
  • 'gr###factory.cn':80
  • 'do##bate.cn':80
TCP:
HTTP GET requests:
  • http://ha####nhalflion.net/index.php
  • http://un###lgrain.org/index.php
  • http://ye####gdongwu.cn/index.php
  • http://ta#####pielenreiten.org/index.php
  • http://cl#####ortswomen.com/index.php
  • http://sp##tnav.ru/index.php
  • http://ga#####yundongyuan.cn/index.php
  • http://cl####portsmen.com/index.php
  • http://je#####tewashington.net/index.php
  • http://je######ewinterbottom.ru/index.php
  • http://je######ebreckenridge.net/index.php
  • http://ha#####testrickland.net/index.php
  • http://ki######ywinterbottom.net/index.php
  • http://pr##card.ru/index.php
  • http://gw#####ynstrickland.net/index.php
  • http://je######ewinterbottom.net/index.php
  • http://na##top.ru/index.php
  • http://bu####rmansion.com/index.php
  • http://sc####ainbow.net/index.php
  • http://ka#######ayajivayapriroda.ru/index.php
  • http://pr####anabolikov.ru/index.php
  • http://ca#####eeitinthecup.org/index.php
  • http://gu##155.cn/index.php
  • http://ga####liongrass.net/index.php
  • http://si###ypeas.net/index.php
  • http://to###tosales.ru/index.php
  • http://ch####isportsmen.ru/index.php
  • http://pi##asia.cn/index.php
  • http://so####ryducks.com/index.php
  • http://sc#####epuzzlechess.org/index.php
  • http://ag#####anabolics.com/index.php
  • http://gr###factory.cn/index.php
  • http://do##bate.cn/index.php
UDP:
  • DNS ASK jo#####necartwright.net
  • DNS ASK ma######neblackbourne.net
  • DNS ASK jo######eblackbourne.net
  • DNS ASK jo######ebenjaminson.net
  • DNS ASK ma######necartwright.net
  • DNS ASK jo#####necartwright.ru
  • DNS ASK ma######nechancellor.net
  • DNS ASK sy######rbenjaminson.net
  • DNS ASK wi#####edcartwright.net
  • DNS ASK sy#####ercartwright.net
  • DNS ASK jo#####nechancellor.net
  • DNS ASK wi#####edbenjaminson.ru
  • DNS ASK wi######dbenjaminson.net
  • DNS ASK ma######nebenjaminson.net
  • DNS ASK gw######nbreckenridge.net
  • DNS ASK ki#####eystrickland.net
  • DNS ASK me######erbenjaminson.net
  • DNS ASK ca######ebenjaminson.net
  • DNS ASK ca######eblackbourne.net
  • DNS ASK me######erblackbourne.net
  • DNS ASK ma#####newashington.net
  • DNS ASK me#####herchancellor.ru
  • DNS ASK me######erchancellor.net
  • DNS ASK ca#####nechancellor.net
  • DNS ASK ma#####newashington.ru
  • DNS ASK gr#####lestrickland.ru
  • DNS ASK ca#####necartwright.net
  • DNS ASK ha#####tecartwright.net
  • DNS ASK gw#####yncartwright.net
  • DNS ASK ha#####teblackbourne.ru
  • DNS ASK br#####nnchancellor.net
  • DNS ASK ha######ebenjaminson.net
  • DNS ASK gw######nbenjaminson.net
  • DNS ASK ha######eblackbourne.net
  • DNS ASK je######ebenjaminson.net
  • DNS ASK ki#####eybenjaminson.ru
  • DNS ASK ki######ybenjaminson.net
  • DNS ASK gw######nblackbourne.net
  • DNS ASK ha#####techancellor.net
  • DNS ASK gw#####ynchancellor.net
  • DNS ASK br#####nnchancellor.ru
  • DNS ASK sy######rblackbourne.net
  • DNS ASK sy#####erchancellor.net
  • DNS ASK ka######abenjaminson.net
  • DNS ASK wi######dblackbourne.net
  • DNS ASK sy#####erblackbourne.ru
  • DNS ASK wi#####edchancellor.net
  • DNS ASK ka#####nacartwright.ru
  • DNS ASK ka######ablackbourne.net
  • DNS ASK br######nblackbourne.net
  • DNS ASK ka#####nachancellor.net
  • DNS ASK br######nbenjaminson.net
  • DNS ASK ka#####nacartwright.net
  • DNS ASK br#####nncartwright.net
  • DNS ASK ma#####nestrickland.net
  • DNS ASK sp##tnav.ru
  • DNS ASK cl#####ortswomen.com
  • DNS ASK cl####portsmen.com
  • DNS ASK so####ryducks.com
  • DNS ASK pi##asia.cn
  • DNS ASK na##top.ru
  • DNS ASK ga#####yundongyuan.cn
  • DNS ASK ye####gdongwu.cn
  • DNS ASK pr##card.ru
  • DNS ASK ki######ywinterbottom.net
  • DNS ASK un###lgrain.org
  • DNS ASK ha####nhalflion.net
  • DNS ASK ta#####pielenreiten.org
  • DNS ASK to###tosales.ru
  • DNS ASK ga####liongrass.net
  • DNS ASK sc####ainbow.net
  • DNS ASK bu####rmansion.com
  • DNS ASK gu##155.cn
  • DNS ASK ca#####eeitinthecup.org
  • DNS ASK si###ypeas.net
  • DNS ASK pr####anabolikov.ru
  • DNS ASK do##bate.cn
  • DNS ASK gr###factory.cn
  • DNS ASK ch####isportsmen.ru
  • DNS ASK ka#######ayajivayapriroda.ru
  • DNS ASK ag#####anabolics.com
  • DNS ASK sc#####epuzzlechess.org
  • DNS ASK gr#####lestrickland.net
  • DNS ASK ma######ebreckenridge.net
  • DNS ASK si#####tewashington.net
  • DNS ASK ca#####nebenjaminson.ru
  • DNS ASK st######awinterbottom.net
  • DNS ASK si######ebreckenridge.net
  • DNS ASK ma######ewinterbottom.net
  • DNS ASK gr#####lewashington.net
  • DNS ASK si######ebreckenridge.ru
  • DNS ASK st#####iawashington.net
  • DNS ASK st######abreckenridge.net
  • DNS ASK me######ercartwright.net
  • DNS ASK gr######ebreckenridge.net
  • DNS ASK je#####testrickland.net
  • DNS ASK je#####tewashington.net
  • DNS ASK ha#####testrickland.net
  • DNS ASK je######ebreckenridge.net
  • DNS ASK je######ewinterbottom.net
  • DNS ASK gw#####ynstrickland.net
  • DNS ASK je######ewinterbottom.ru
  • DNS ASK ki######ybreckenridge.net
  • DNS ASK gr######ewinterbottom.net
  • DNS ASK st#####iastrickland.net
  • DNS ASK si######ewinterbottom.net
  • DNS ASK ki######ybreckenridge.ru
  • DNS ASK ki#####eywashington.net
  • DNS ASK si#####testrickland.net

Curing recommendations

  1. 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.
  2. 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.
Download Dr.Web

Download by serial number

Use Dr.Web Anti-virus for macOS to run a full scan of your Mac.

After booting up, run a full scan of all disk partitions with Dr.Web Anti-virus for Linux.

Download Dr.Web

Download by serial number

  1. 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.
  2. 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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