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BackDoor.Bulknet.1351

Added to the Dr.Web virus database: 2014-02-01

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cobodorewams' = '%HOMEPATH%\cobodorewams.exe'
Modifies file system :
Creates the following files:
  • %APPDATA%\Microsoft\Protect\S-1-5-21-2052111302-484763869-725345543-1003\Preferred
  • %APPDATA%\Microsoft\Crypto\RSA\S-1-5-21-2052111302-484763869-725345543-1003\ec702f375e1b12d218f67ab9ef19ca23_23ef5514-3059-436f-a4a7-4cefaab20eb1
  • %APPDATA%\Microsoft\Protect\S-1-5-21-2052111302-484763869-725345543-1003\e4e8353e-550e-4f94-a63d-1c8c2714450d
  • %APPDATA%\Microsoft\Protect\S-1-5-21-2052111302-484763869-725345543-1003\b1c8852a-8d47-4061-b3d0-2fab92468090
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\gamblingonlinemagazine[1].htm
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\brijindia[1].htm
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\area72aa[1].htm
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\altonhousehotel[1].htm
  • %APPDATA%\Microsoft\Protect\S-1-5-21-2052111302-484763869-725345543-1003\dfacdef9-1855-4318-9b7d-4e0a807a26d1
  • %APPDATA%\Microsoft\Protect\S-1-5-21-2052111302-484763869-725345543-1003\3012fcc1-077c-442c-bce1-2c78dee3ddce
  • %APPDATA%\Microsoft\Protect\S-1-5-21-2052111302-484763869-725345543-1003\4c5d9922-77ec-4d74-8d39-900188bb0284
  • %HOMEPATH%\cobodorewams.exe
  • %APPDATA%\Microsoft\Protect\S-1-5-21-2052111302-484763869-725345543-1003\116ff339-485e-4493-aa68-d8af178d79f6
  • %APPDATA%\Microsoft\Protect\S-1-5-21-2052111302-484763869-725345543-1003\88fb4573-9f29-4118-be12-fc727480cc8a
  • %APPDATA%\Microsoft\Protect\S-1-5-21-2052111302-484763869-725345543-1003\32dda0fc-6c0c-4b7e-b2b1-d82722680640
  • %APPDATA%\Microsoft\Protect\S-1-5-21-2052111302-484763869-725345543-1003\1f495f24-2809-4ad9-ba0e-ef987551026d
Deletes the following files:
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\gamblingonlinemagazine[1].htm
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\brijindia[1].htm
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\area72aa[1].htm
  • %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\altonhousehotel[1].htm
Network activity:
Connects to:
  • 'al####ousehotel.com':80
  • 'ga######onlinemagazine.com':80
  • 'br###ndia.com':80
  • 'sm##.live.com':25
  • '67.##5.160.76':25
  • 'ar###2aa.org':80
TCP:
HTTP POST requests:
  • ar###2aa.org/
UDP:
  • DNS ASK e-###ami.com
  • DNS ASK re####efield.co.uk
  • DNS ASK th######inghouseltd.co.uk
  • DNS ASK ry###chi-jp.com
  • DNS ASK is####arnataka.org
  • DNS ASK tu####-saitama.com
  • DNS ASK fi###ara.com
  • DNS ASK sz##tka.com
  • DNS ASK na####ictures.com
  • DNS ASK ga###marine.com
  • DNS ASK ta##i.com
  • DNS ASK se###co-ind.com
  • DNS ASK co##th.com
  • DNS ASK mo###ophoto.com
  • DNS ASK kv###atoff.ru
  • DNS ASK aj##.net
  • DNS ASK ae##ora.com
  • DNS ASK to####sondesign.com
  • DNS ASK na####ecurtiss.com
  • DNS ASK db####onents.com
  • DNS ASK os####-school.com
  • DNS ASK ya###oto-sr.com
  • DNS ASK ma####ntralaya.com
  • DNS ASK mi###ech.net
  • DNS ASK ph###type.com
  • DNS ASK tr###alau.com
  • DNS ASK wi#####emarketing.com
  • DNS ASK ez##di.com
  • DNS ASK go####rk-moossee.ch
  • DNS ASK d-##b.net
  • DNS ASK go####luecenter.com
  • DNS ASK vi####agamba.com
  • DNS ASK th#####ldsongroup.com
  • DNS ASK ch####clothes.com
  • DNS ASK as###isk.com.sg
  • DNS ASK en####odrigo.com.br
  • DNS ASK ku###ci.or.jp
  • DNS ASK hi##ken.com
  • DNS ASK gu###man.com.br
  • DNS ASK at#####hnologies.com
  • DNS ASK el###rno.com
  • DNS ASK ka####ka.vic.edu.au
  • DNS ASK nu###ech.com
  • DNS ASK sh###yspizza.ph
  • DNS ASK va###ardpkg.com
  • DNS ASK pa##tow.com
  • DNS ASK ma####grimes.co.uk
  • DNS ASK gl###otels.com
  • DNS ASK xu###iao.com
  • DNS ASK be#####odmetalworks.com
  • DNS ASK gc##cpa.com
  • DNS ASK cg###ngland.com
  • DNS ASK th###rgery.com
  • DNS ASK fl###ercorp.com
  • DNS ASK fr#####entauction.com
  • DNS ASK ge####isions.com
  • DNS ASK ca#####citytuxedo.com
  • DNS ASK do##sf.com
  • DNS ASK bo#r.cz
  • DNS ASK me###orti.com
  • DNS ASK ar#####turadigital.com
  • DNS ASK me#####-jacquelin.com
  • DNS ASK ma###-man.com
  • DNS ASK ma####grp-spb.ru
  • DNS ASK d4###edia.com
  • DNS ASK un#####arthgroup.com
  • DNS ASK up###on89.com
  • DNS ASK ch###scope.com
  • DNS ASK bi##imex.pl
  • DNS ASK ac#####ificrepairs.com
  • DNS ASK wk##.net
  • DNS ASK st##net.de
  • DNS ASK ms##ys.com
  • DNS ASK mi####io-teatras.lt
  • DNS ASK nd####nementiel.com
  • DNS ASK ac##l.lt
  • DNS ASK c2##du.com
  • DNS ASK sd#p.ie
  • DNS ASK so#####rganizing.com
  • DNS ASK na###gurus.com
  • DNS ASK ch####-select.com
  • DNS ASK me###ies.org
  • DNS ASK eu##sia.it
  • DNS ASK te###avis.com
  • DNS ASK sp##i.org
  • DNS ASK av##ay.com
  • DNS ASK de####scueusa.com
  • DNS ASK yo###omla.com
  • DNS ASK bu####ss-edge.com
  • DNS ASK ic###ain.com
  • DNS ASK 4p##p.com
  • DNS ASK is##h.com
  • DNS ASK ge###r.gen.tr
  • DNS ASK sa####connection.ca
  • DNS ASK co#.#ku.edu.cn
  • DNS ASK do####ntasies.com
  • DNS ASK ai##.co.nz
  • DNS ASK my####center.com
  • DNS ASK gr###web.net
  • DNS ASK cs##c.org
  • DNS ASK gr###train.coop
  • DNS ASK fr#####ckallergy.com
  • DNS ASK ia###obal.or.id
  • DNS ASK au####direkt.net
  • DNS ASK ea####rmations.net
  • DNS ASK ju####nnect.co.za
  • DNS ASK na###sklep.pl
  • DNS ASK fr#####high.school.nz
  • DNS ASK ho##u.com
  • DNS ASK pl#s.ba
  • DNS ASK sa##s.net
  • DNS ASK co##tney.ca
  • DNS ASK sh###ales.co.uk
  • DNS ASK bu####llmedia.com
  • DNS ASK av###-ime.com
  • DNS ASK ix###ctor.com
  • DNS ASK ma##.#irmail.net
  • DNS ASK ch####supplies.net
  • DNS ASK an###ervice.com
  • DNS ASK ba######ramsevatrust.org
  • DNS ASK ma###egor.co.kr
  • DNS ASK se##door.pl
  • DNS ASK ce####kalip.com.tr
  • DNS ASK ss#####ginggroup.com
  • DNS ASK ta##on.com
  • DNS ASK wl#.##uisiana.gov
  • DNS ASK ph###clubs.com
  • DNS ASK to#####rthcare.com.au
  • DNS ASK ac###ctory.net
  • DNS ASK sm##.#ompuserve.com
  • DNS ASK sc##edel.it
  • DNS ASK ur####aproject.com
  • DNS ASK st####ennygames.com
  • DNS ASK ha####ltimedia.com
  • DNS ASK kr###haus.com
  • DNS ASK mo#####-vacaciones.com
  • DNS ASK fr###spot.co.za
  • DNS ASK te###ra.co.jp
  • DNS ASK ad####ivechat.us
  • DNS ASK es####-hotelier.com
  • DNS ASK bo####ydesign.com
  • DNS ASK zi####rbatului.ro
  • DNS ASK wo#####dhillwinery.com
  • DNS ASK th####ofhair.com
  • DNS ASK ib##.com.br
  • DNS ASK br###ndia.com
  • DNS ASK sm##.###global.yahoo.com
  • DNS ASK sm##.#ail.yahoo.com
  • DNS ASK sm##.live.com
  • DNS ASK ga######onlinemagazine.com
  • DNS ASK al####ousehotel.com
  • DNS ASK ar###2aa.org
  • DNS ASK pc##ds.com
  • DNS ASK e-###rming.com
  • DNS ASK sm##.#irectcon.net
  • DNS ASK ac#####oambiente.com
  • DNS ASK ur##asu.net
  • DNS ASK ma###chn.com
  • DNS ASK be#####rebusiness.org
  • DNS ASK to###nmeuse.com
  • DNS ASK sc####inpeach.com
  • DNS ASK st##om.nl
  • DNS ASK di##d.com
  • DNS ASK re###echre.com
  • DNS ASK ar####esajandek.hu
  • DNS ASK is#####ltarim.com.tr
  • DNS ASK we####llsstl.org
  • DNS ASK pi##mia.com
  • DNS ASK ch####atecovers.com
  • DNS ASK au#####ica-travel.com
  • DNS ASK ts#.org
  • DNS ASK eg##.net
  • DNS ASK ko###-sa.com
  • DNS ASK ag#####des-druides.com
  • DNS ASK ap###farm.org
  • DNS ASK ma####.us2.mcsv.net
  • DNS ASK de##ille.ca
  • DNS ASK va##eks.com
  • DNS ASK st#####ldlifeart.com
  • DNS ASK bi#####ultimedia.com
  • DNS ASK ws#####rontheweb.com
  • DNS ASK ag##rno.ru
  • DNS ASK sk###r.com.pl
  • DNS ASK gj#.com.pl
  • DNS ASK le###riage.com
  • DNS ASK je###mate.co.jp
  • DNS ASK eo##.net
  • DNS ASK un###.edu.bo
  • DNS ASK pa###ball.be
  • DNS ASK ko###hi-hp.com
  • DNS ASK vi##lur.by
  • DNS ASK ni####ictionary.com
  • DNS ASK lo###rlookz.com
  • DNS ASK em###dalia.com
  • DNS ASK ka##it.com
  • DNS ASK ka####okuren.com
  • DNS ASK th###tospas.com
  • DNS ASK ma###acorp.com
  • DNS ASK hp####rvices.com
  • DNS ASK to##x.ro
  • DNS ASK st###tives.org
  • DNS ASK li####ist-uk.com
  • DNS ASK su###france.com
  • DNS ASK le####shipforum.us
  • DNS ASK hi###nwiese.de
  • DNS ASK al###wared.com
  • DNS ASK vi###ria.com.pl
  • DNS ASK ne#####xininstitute.com
  • DNS ASK ck###obal.net
  • DNS ASK ho###hd.com.br
  • DNS ASK so####oncorp.com
  • DNS ASK su###le.co.jp
  • DNS ASK je###atz.com
  • DNS ASK ru###eberg.com
  • DNS ASK www.tr###rush.com
  • DNS ASK pe####sion.co.in
  • DNS ASK ac###a.com.br
  • DNS ASK dj###taro.com
  • DNS ASK ra######ckwarehouse.com.au
  • DNS ASK sh###zil.com
  • DNS ASK sl##go.org
  • DNS ASK mi###stga.com
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: '(null)'

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