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Trojan.DownLoader22.33874

Added to the Dr.Web virus database: 2016-09-06

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Cache Base WLAN PNRP Framework Storage' = 'C:\wtnamfmhnuffdsr\szfurpmn.exe'
Creates the following services:
  • [<HKLM>\SYSTEM\ControlSet001\Services\Distributed PC Helper Service] 'ImagePath' = 'C:\wtnamfmhnuffdsr\szfurpmn.exe'
  • [<HKLM>\SYSTEM\ControlSet001\Services\Distributed PC Helper Service] 'Start' = '00000002'
Malicious functions:
Executes the following:
  • 'C:\wtnamfmhnuffdsr\ubunyyvx.exe' "c:\wtnamfmhnuffdsr\szfurpmn.exe"
  • 'C:\wtnamfmhnuffdsr\szfurpmn.exe'
  • 'C:\wtnamfmhnuffdsr\gdh2ig2basyteaiwsq.exe'
Modifies file system:
Creates the following files:
  • C:\wtnamfmhnuffdsr\szfurpmn.exe
  • C:\wtnamfmhnuffdsr\ubunyyvx.exe
  • C:\wtnamfmhnuffdsr\gdh2ig2basyteaiwsq.exe
  • %WINDIR%\wtnamfmhnuffdsr\pkygnublivq
  • C:\wtnamfmhnuffdsr\pkygnublivq
Sets the 'hidden' attribute to the following files:
  • C:\wtnamfmhnuffdsr\ubunyyvx.exe
  • C:\wtnamfmhnuffdsr\szfurpmn.exe
Deletes the following files:
  • C:\wtnamfmhnuffdsr\gdh2ig2basyteaiwsq.exe
  • %WINDIR%\wtnamfmhnuffdsr\pkygnublivq
Network activity:
Connects to:
  • 'fi####single.net':80
  • 'th####single.net':80
  • 'fi####charge.net':80
  • 'ri####ifference.net':80
  • 'wh####revery.net':80
  • 'ri###every.net':80
  • 'fi###eevery.net':80
  • 'th###hevery.net':80
  • 'pi####esingle.net':80
  • 'th####charge.net':80
  • 'fi#####ifference.net':80
  • 'th#####ifference.net':80
  • 'su#####ifference.net':80
  • 'fo#####difference.net':80
  • 'su###nevery.net':80
  • 'fo####nsingle.net':80
  • 'su####charge.net':80
  • 'fo####ncharge.net':80
  • 'wh####rcharge.net':80
  • 'ri###charge.net':80
  • 'wh#####difference.net':80
  • 'fo####nevery.net':80
  • 'wh####rsingle.net':80
  • 'ri###single.net':80
  • 'ei####single.net':80
  • 'en####hsingle.net':80
  • 'ei####charge.net':80
  • 'fa#####ifference.net':80
  • 'ch####enevery.net':80
  • 'fa###yevery.net':80
  • 'ei###revery.net':80
  • 'en####hevery.net':80
  • 'fr###should.net':80
  • 'en####hcharge.net':80
  • 'ei#####ifference.net':80
  • 'en#####difference.net':80
  • 'pi#####difference.net':80
  • 'ci#####tedifference.net':80
  • 'pi####eevery.net':80
  • 'ci####ttesingle.net':80
  • 'pi####echarge.net':80
  • 'ci####ttecharge.net':80
  • 'ch####encharge.net':80
  • 'fa####charge.net':80
  • 'ch#####ndifference.net':80
  • 'ci####tteevery.net':80
  • 'ch####ensingle.net':80
  • 'fa####single.net':80
  • 'ch####enchoose.net':80
  • 'fa####choose.net':80
  • 'ch#####nalthough.net':80
  • 'ci####tteperiod.net':80
  • 'pi####ehowever.net':80
  • 'ci#####tehowever.net':80
  • 'ch####enhowever.net':80
  • 'fa####however.net':80
  • 'ei####choose.net':80
  • 'fa####although.net':80
  • 'ch####enperiod.net':80
  • 'fa####period.net':80
  • 'fi####period.net':80
  • 'th####period.net':80
  • 'fi####however.net':80
  • 'th####choose.net':80
  • 'fi####although.net':80
  • 'th####although.net':80
  • 'pi####ealthough.net':80
  • 'ci#####tealthough.net':80
  • 'pi####eperiod.net':80
  • 'th####however.net':80
  • 'pi####echoose.net':80
  • 'ci####ttechoose.net':80
  • 'pe####single.net':80
  • 'ma####esingle.net':80
  • 'pe####charge.net':80
  • 'be#####difference.net':80
  • 'ex###tevery.net':80
  • 'be####eevery.net':80
  • 'pe###nevery.net':80
  • 'ma####eevery.net':80
  • 'su####single.net':80
  • 'ma####echarge.net':80
  • 'pe#####ifference.net':80
  • 'ma#####difference.net':80
  • 'ei####period.net':80
  • 'en####hperiod.net':80
  • 'ei####however.net':80
  • 'en####hchoose.net':80
  • 'ei####although.net':80
  • 'en####halthough.net':80
  • 'ex####charge.net':80
  • 'be####echarge.net':80
  • 'ex#####ifference.net':80
  • 'en####hhowever.net':80
  • 'ex####single.net':80
  • 'be####esingle.net':80
TCP:
HTTP GET requests:
  • http://fi####single.net/index.php
  • http://th####single.net/index.php
  • http://fi####charge.net/index.php
  • http://ri####ifference.net/index.php
  • http://wh####revery.net/index.php
  • http://ri###every.net/index.php
  • http://fi###eevery.net/index.php
  • http://th###hevery.net/index.php
  • http://pi####esingle.net/index.php
  • http://th####charge.net/index.php
  • http://fi#####ifference.net/index.php
  • http://th#####ifference.net/index.php
  • http://su#####ifference.net/index.php
  • http://fo#####difference.net/index.php
  • http://su###nevery.net/index.php
  • http://fo####nsingle.net/index.php
  • http://su####charge.net/index.php
  • http://fo####ncharge.net/index.php
  • http://wh####rcharge.net/index.php
  • http://ri###charge.net/index.php
  • http://wh#####difference.net/index.php
  • http://fo####nevery.net/index.php
  • http://wh####rsingle.net/index.php
  • http://ri###single.net/index.php
  • http://ei####single.net/index.php
  • http://en####hsingle.net/index.php
  • http://ei####charge.net/index.php
  • http://fa#####ifference.net/index.php
  • http://ch####enevery.net/index.php
  • http://fa###yevery.net/index.php
  • http://ei###revery.net/index.php
  • http://en####hevery.net/index.php
  • http://fr###should.net/index.php
  • http://en####hcharge.net/index.php
  • http://ei#####ifference.net/index.php
  • http://en#####difference.net/index.php
  • http://pi#####difference.net/index.php
  • http://ci#####tedifference.net/index.php
  • http://pi####eevery.net/index.php
  • http://ci####ttesingle.net/index.php
  • http://pi####echarge.net/index.php
  • http://ci####ttecharge.net/index.php
  • http://ch####encharge.net/index.php
  • http://fa####charge.net/index.php
  • http://ch#####ndifference.net/index.php
  • http://ci####tteevery.net/index.php
  • http://ch####ensingle.net/index.php
  • http://fa####single.net/index.php
  • http://ch####enchoose.net/index.php
  • http://fa####choose.net/index.php
  • http://ch#####nalthough.net/index.php
  • http://ci####tteperiod.net/index.php
  • http://pi####ehowever.net/index.php
  • http://ci#####tehowever.net/index.php
  • http://ch####enhowever.net/index.php
  • http://fa####however.net/index.php
  • http://ei####choose.net/index.php
  • http://fa####although.net/index.php
  • http://ch####enperiod.net/index.php
  • http://fa####period.net/index.php
  • http://fi####period.net/index.php
  • http://th####period.net/index.php
  • http://fi####however.net/index.php
  • http://th####choose.net/index.php
  • http://fi####although.net/index.php
  • http://th####although.net/index.php
  • http://pi####ealthough.net/index.php
  • http://ci#####tealthough.net/index.php
  • http://pi####eperiod.net/index.php
  • http://th####however.net/index.php
  • http://pi####echoose.net/index.php
  • http://ci####ttechoose.net/index.php
  • http://pe####single.net/index.php
  • http://ma####esingle.net/index.php
  • http://pe####charge.net/index.php
  • http://be#####difference.net/index.php
  • http://ex###tevery.net/index.php
  • http://be####eevery.net/index.php
  • http://pe###nevery.net/index.php
  • http://ma####eevery.net/index.php
  • http://su####single.net/index.php
  • http://ma####echarge.net/index.php
  • http://pe#####ifference.net/index.php
  • http://ma#####difference.net/index.php
  • http://ei####period.net/index.php
  • http://en####hperiod.net/index.php
  • http://ei####however.net/index.php
  • http://en####hchoose.net/index.php
  • http://ei####although.net/index.php
  • http://en####halthough.net/index.php
  • http://ex####charge.net/index.php
  • http://be####echarge.net/index.php
  • http://ex#####ifference.net/index.php
  • http://en####hhowever.net/index.php
  • http://ex####single.net/index.php
  • http://be####esingle.net/index.php
UDP:
  • DNS ASK fi####single.net
  • DNS ASK th####single.net
  • DNS ASK fi####charge.net
  • DNS ASK ri####ifference.net
  • DNS ASK wh####revery.net
  • DNS ASK ri###every.net
  • DNS ASK fi###eevery.net
  • DNS ASK th###hevery.net
  • DNS ASK pi####esingle.net
  • DNS ASK th####charge.net
  • DNS ASK fi#####ifference.net
  • DNS ASK th#####ifference.net
  • DNS ASK su#####ifference.net
  • DNS ASK fo#####difference.net
  • DNS ASK su###nevery.net
  • DNS ASK fo####nsingle.net
  • DNS ASK su####charge.net
  • DNS ASK fo####ncharge.net
  • DNS ASK wh####rcharge.net
  • DNS ASK ri###charge.net
  • DNS ASK wh#####difference.net
  • DNS ASK fo####nevery.net
  • DNS ASK wh####rsingle.net
  • DNS ASK ri###single.net
  • DNS ASK ei####single.net
  • DNS ASK en####hsingle.net
  • DNS ASK ei####charge.net
  • DNS ASK fa#####ifference.net
  • DNS ASK ch####enevery.net
  • DNS ASK fa###yevery.net
  • DNS ASK ei###revery.net
  • DNS ASK en####hevery.net
  • DNS ASK fr###should.net
  • DNS ASK en####hcharge.net
  • DNS ASK ei#####ifference.net
  • DNS ASK en#####difference.net
  • DNS ASK pi#####difference.net
  • DNS ASK ci#####tedifference.net
  • DNS ASK pi####eevery.net
  • DNS ASK ci####ttesingle.net
  • DNS ASK pi####echarge.net
  • DNS ASK ci####ttecharge.net
  • DNS ASK ch####encharge.net
  • DNS ASK fa####charge.net
  • DNS ASK ch#####ndifference.net
  • DNS ASK ci####tteevery.net
  • DNS ASK ch####ensingle.net
  • DNS ASK fa####single.net
  • DNS ASK ch####enchoose.net
  • DNS ASK fa####choose.net
  • DNS ASK ch#####nalthough.net
  • DNS ASK ci####tteperiod.net
  • DNS ASK pi####ehowever.net
  • DNS ASK ci#####tehowever.net
  • DNS ASK ch####enhowever.net
  • DNS ASK fa####however.net
  • DNS ASK ei####choose.net
  • DNS ASK fa####although.net
  • DNS ASK ch####enperiod.net
  • DNS ASK fa####period.net
  • DNS ASK fi####period.net
  • DNS ASK th####period.net
  • DNS ASK fi####however.net
  • DNS ASK th####choose.net
  • DNS ASK fi####although.net
  • DNS ASK th####although.net
  • DNS ASK pi####ealthough.net
  • DNS ASK ci#####tealthough.net
  • DNS ASK pi####eperiod.net
  • DNS ASK th####however.net
  • DNS ASK pi####echoose.net
  • DNS ASK ci####ttechoose.net
  • DNS ASK pe####single.net
  • DNS ASK ma####esingle.net
  • DNS ASK pe####charge.net
  • DNS ASK be#####difference.net
  • DNS ASK ex###tevery.net
  • DNS ASK be####eevery.net
  • DNS ASK pe###nevery.net
  • DNS ASK ma####eevery.net
  • DNS ASK su####single.net
  • DNS ASK ma####echarge.net
  • DNS ASK pe#####ifference.net
  • DNS ASK ma#####difference.net
  • DNS ASK ei####period.net
  • DNS ASK en####hperiod.net
  • DNS ASK ei####however.net
  • DNS ASK en####hchoose.net
  • DNS ASK ei####although.net
  • DNS ASK en####halthough.net
  • DNS ASK ex####charge.net
  • DNS ASK be####echarge.net
  • DNS ASK ex#####ifference.net
  • DNS ASK en####hhowever.net
  • DNS ASK ex####single.net
  • DNS ASK be####esingle.net
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Shell_TrayWnd' WindowName: ''

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

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  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.

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