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Trojan.Encoder.1831

Aggiunto al database dei virus Dr.Web: 2015-09-04

La descrizione è stata aggiunta:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'ec525f4' = '%APPDATA%\ec525f4.exe'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'ec525f' = 'C:\ec525f4\ec525f4.exe'
Creates or modifies the following files:
  • %HOMEPATH%\Start Menu\Programs\Startup\ec525f4.exe
Malicious functions:
To complicate detection of its presence in the operating system,
blocks the following features:
  • System Restore (SR)
Executes the following:
  • '<SYSTEM32>\vssadmin.exe' Delete Shadows /All /Quiet
  • '<SYSTEM32>\svchost.exe' netsvcs
  • '%WINDIR%\explorer.exe'
Injects code into
the following system processes:
  • <SYSTEM32>\svchost.exe
Modifies file system :
Creates the following files:
  • %APPDATA%\ec525f4.exe
  • C:\ec525f4\ec525f4.exe
Network activity:
Connects to:
  • 'fo###cegypt.com':80
  • 'gs###kansas.com':80
  • 'id##-lab.kz':80
  • 'ma##o.ru':80
  • 'fo#####nheadbeauty.com':80
  • 'lo###rd-yug.ru':80
  • 'is####hcebakim.com':80
  • 'ga####nesexboys.com':80
  • 'mi####-jewelry.com':80
  • 'hk##m.com':80
  • 'ed###ntage.com':80
  • 'im##au24.de':80
  • 'de###.##oridaglischemi.com':80
  • 'el###hmias.com':80
  • 'is####chitects.com':80
  • 'em##.#ltervista.org':80
  • 'fa#####people.com.br':80
  • 'ma#####ngasiaabadi.com':80
  • 'bi####okerage.com':80
  • 'ho####yle1974.com':80
  • 'mo##red.pl':80
  • 'bl##.##tal-pages.com':80
  • 'gi#####granducato.com':80
  • 'ke##uk.cz':80
  • 'ho####yspress.com':80
  • 'ma######guehomerepair.com':80
  • 'gu###ala.com':80
  • 'ja####azonia.com':80
  • 'my####rnalip.com':80
  • 'ip##ddr.es':80
  • 'cu###yip.com':80
  • 'he####management.ch':80
  • 'fi###uvenir.com':80
  • 'gr###lysts.com':80
  • 'ka####ahvesi.com':80
  • 'in###twest.net':80
  • 'ea########ut-education.u-cergy.fr':80
  • 'mo###neh.com':80
  • 'go###ugoleka.pl':80
  • 'mo###deep.com':80
  • 'ma###bibb.tv':80
  • 'ka###agiyim.com':80
  • 'ei###hai.net':80
  • 'gl###zona.com':80
TCP:
HTTP GET requests:
  • http://cu###yip.com/
  • http://my####rnalip.com/raw
  • http://ip##ddr.es/
HTTP POST requests:
  • http://id##-lab.kz/wp-content/uploads/rrr.php?g=#############
  • http://fo###cegypt.com/blog/wp-content/themes/twentyfourteen/rrr.php?k=#############
  • http://fo#####nheadbeauty.com/fhbt/wp-content/themes/twentyeleven/rrrrr.php?g=#############
  • http://bi####okerage.com/wp-content/plugins/wp-antibot-standart/rrr.php?f=#############
  • http://ma##o.ru/wp-content/uploads/r.php?e=#############
  • http://ed###ntage.com/wp-content/uploads/rrrr.php?v=#############
  • http://mi####-jewelry.com/wp-content/uploads/rr.php?u=#############
  • http://hk##m.com/wp-content/themes/xinji/rrrr.php?n=#############
  • http://gs###kansas.com/wp-content/plugins/wp-antibot-standart/rrrr.php?o=#############
  • http://lo###rd-yug.ru/wp-content/themes/estudio/rrrrr.php?p=#############
  • http://im##au24.de/templates/atomic/rr.php?r=#############
  • http://de###.##oridaglischemi.com/wp-content/themes/twentytwelve/r.php?z=#############
  • http://el###hmias.com/wp-content/uploads/r.php?o=#############
  • http://is####chitects.com/wp-content/uploads/rrrrr.php?g=#############
  • http://em##.#ltervista.org/wp-content/themes/channel/rrrrr.php?k=#############
  • http://ho####yle1974.com/wp-content/uploads/rrr.php?v=#############
  • http://ma#####ngasiaabadi.com/modules/mod_tower/rr.php?y=#############
  • http://bl##.##tal-pages.com/wp-content/plugins/wp-antibot-standart2/r.php?r=#############
  • http://fa#####people.com.br/wp-content/themes/mazine/rrrrr.php?t=#############
  • http://mo##red.pl/wp-content/uploads/rrrrr.php?y=#############
  • http://is####hcebakim.com/wp-content/uploads/rrrr.php?w=#############
  • http://gu###ala.com/wp-content/uploads/rrrr.php?e=#############
  • http://ho####yspress.com/wp-content/uploads/rr.php?h=#############
  • http://ma######guehomerepair.com/wp-content/uploads/rrrr.php?q=#############
  • http://mo###deep.com/wp-content/uploads/rrr.php?r=#############
  • http://ma###bibb.tv/wp-content/themes/Divi/rr.php?c=#############
  • http://he####management.ch/wp-content/uploads/r.php?v=#############
  • http://fi###uvenir.com/wp-content/uploads/r.php?c=#############
  • http://ja####azonia.com/wp-content/uploads/r.php?g=#############
  • http://gi#####granducato.com/giro_2013/wp-content/uploads/rrrrr.php?q=#############
  • http://ke##uk.cz/wp-content/uploads/rrrr.php?o=#############
  • http://in###twest.net/wp-content/uploads/rrrrr.php?m=#############
  • http://gr###lysts.com/wp-content/uploads/rrr.php?d=#############
  • http://mo###neh.com/modules/mod_tower/rrrrr.php?l=#############
  • http://ga####nesexboys.com/wp-content/uploads/rrrr.php?v=#############
  • http://ea########ut-education.u-cergy.fr/wp-content/themes/twentyeleven/r.php?r=#############
  • http://gl###zona.com/plugins/system/plg_system_rewrite/rr.php?r=#############
  • http://ka###agiyim.com/modules/mod_tower/r.php?x=#############
  • http://ei###hai.net/wp-content/themes/twentytwelve/rr.php?k=#############
  • http://ka####ahvesi.com/wp-content/uploads/rr.php?c=#############
  • http://go###ugoleka.pl/wp-content/plugins/wp-antibot-standart/rrr.php?r=#############
UDP:
  • DNS ASK fo###cegypt.com
  • DNS ASK gs###kansas.com
  • DNS ASK id##-lab.kz
  • DNS ASK ma##o.ru
  • DNS ASK fo#####nheadbeauty.com
  • DNS ASK lo###rd-yug.ru
  • DNS ASK is####hcebakim.com
  • DNS ASK ga####nesexboys.com
  • DNS ASK mi####-jewelry.com
  • DNS ASK hk##m.com
  • DNS ASK ed###ntage.com
  • DNS ASK im##au24.de
  • DNS ASK de###.##oridaglischemi.com
  • DNS ASK el###hmias.com
  • DNS ASK is####chitects.com
  • DNS ASK em##.#ltervista.org
  • DNS ASK fa#####people.com.br
  • DNS ASK ma#####ngasiaabadi.com
  • DNS ASK bi####okerage.com
  • DNS ASK ho####yle1974.com
  • DNS ASK mo##red.pl
  • DNS ASK bl##.##tal-pages.com
  • DNS ASK gi#####granducato.com
  • DNS ASK ke##uk.cz
  • DNS ASK ho####yspress.com
  • DNS ASK ma######guehomerepair.com
  • DNS ASK gu###ala.com
  • DNS ASK ja####azonia.com
  • DNS ASK my####rnalip.com
  • DNS ASK ip##ddr.es
  • DNS ASK cu###yip.com
  • DNS ASK he####management.ch
  • DNS ASK fi###uvenir.com
  • DNS ASK gr###lysts.com
  • DNS ASK ka####ahvesi.com
  • DNS ASK in###twest.net
  • DNS ASK ea########ut-education.u-cergy.fr
  • DNS ASK mo###neh.com
  • DNS ASK go###ugoleka.pl
  • DNS ASK mo###deep.com
  • DNS ASK ma###bibb.tv
  • DNS ASK ka###agiyim.com
  • DNS ASK ei###hai.net
  • DNS ASK gl###zona.com
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' 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.
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