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Backdoor.Alizer.110

Added to the Dr.Web virus database: 2014-10-07

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Windows System Audio Driver' = '"%WINDIR%\audio32hd.exe"'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
To complicate detection of its presence in the operating system,
forces the system hide from view:
  • hidden files
blocks the following features:
  • User Account Control (UAC)
Creates and executes the following:
  • '%APPDATA%\WUD32Host.exe'
  • '%WINDIR%\audio32hd.exe'
Executes the following:
  • '<SYSTEM32>\netsh.exe' Firewall set opmode disable
Modifies file system :
Creates the following files:
  • %APPDATA%\WUD32Host.exe
  • %WINDIR%\audio32hd.exe
Sets the 'hidden' attribute to the following files:
  • %APPDATA%\WUD32Host.exe
  • %WINDIR%\audio32hd.exe
Network activity:
Connects to:
  • '39#######.lovethosetrains.com':80
  • '39######7.beerprojects.com':80
  • '39######7.hiddencorner.org':80
  • '39#####17.yngling.com':80
  • '39######7.candacechao.com':80
  • '39####117.ddns.net':80
  • '39#######.serveminecraft.net':80
  • '39#####17.bounceme.net':80
  • '39#####17.wolmerica.com':80
  • '39#####17.paulkelly.org':80
  • '39#####17.servemp3.com':80
  • '39####117.shop.tm':80
  • '39#####17.ddnsking.com':80
  • '39#######.fulltimevillain.net':80
  • '39#####17.blizzie.net':80
  • '39#####17.surlenet.be':80
  • '39####117.hopto.org':80
  • '39#####17.thegmc.com':80
  • '39######7.vaughngass.com':80
  • '39#####17.framed.net':80
  • '39####117.no-ip.biz':80
  • '39######7.3utilities.com':80
  • '39####117.carys.org':80
  • '39######7.xn--bser-5qa.org':80
  • '39######7.techgoodness.org':80
  • '39######7.embeddedsw.org':80
  • '39###5117.qc.to':80
  • '39####117.webhop.me':80
  • '39####117.myftp.org':80
  • '39###5117.info':80
  • '39######7.kevinbradley.org':80
  • '39###5117.net':80
  • '39####117.myvnc.com':80
  • '39####117.kein.hk':80
  • '39####117.biz.tm':80
  • '39####117.rltk.org':80
  • '39####117.zapto.org':80
  • '39#######.embeddedonline.org':80
  • '39#######.computersforpeace.net':80
  • '39####117.smirt.ch':80
  • '39#####17.905tech.com':80
  • '39#######.asianfreshproduce.com':80
  • '39#####17.becompany.org':80
  • '39####117.gotdns.ch':80
  • '39#######.fatesperfection.com':80
  • '39#####17.dara-dal.net':80
  • '39####117.getce.com':80
  • '39######7.cybscripts.com':80
  • '39###5117.ru':80
  • '39####117.myftp.biz':80
  • '39#######.##ericanelectricalservices.net':80
  • '39####117.sytes.net':80
  • '39#####17.no-ip.info':80
  • '39#######.servecounterstrike.com':80
  • '39#####17.shadir.com':80
  • 'wp#d':80
  • '39#####17.servebeer.com':80
  • '39######7.dnmcoffman.com':80
  • '39######7.servequake.com':80
  • '39####117.base-v.ch':80
  • '39#####17.drreading.us':80
  • '39#######.amproliability.com':80
  • '39####117.vxe6.net':80
  • '39#####17.grupompr.com':80
  • '39#####17.kaleebso.com':80
  • '39####117.home.kg':80
  • '39#####17.gigaportal.pl':80
  • '39####117.contem.bz':80
  • '39#######.#ernando-botero-sculpture.com':80
  • '39#####17.negeriau.net':80
  • '39#######.trailsendfarms.com':80
  • '39#####17.profinet.ro':80
  • '39####117.funkar.nu':80
  • '39######7.goofyspeak.com':80
  • '39######7.parinternet.biz':80
  • '39######7.jlengineering.se':80
  • '39###5117.biz':80
  • '39######7.sexyhosting.biz':80
  • '39#####17.servehttp.com':80
  • '39#######.endlessconference.com':80
  • '39####117.noip.me':80
  • '39######7.redirectme.net':80
  • '39######7.fintech-llc.com':80
TCP:
HTTP GET requests:
  • wp#d/wpad.dat
HTTP POST requests:
  • 39#######.lovethosetrains.com/
  • 39######7.beerprojects.com/
  • 39######7.hiddencorner.org/
  • 39#####17.yngling.com/
  • 39######7.candacechao.com/
  • 39####117.ddns.net/
  • 39#######.serveminecraft.net/
  • 39#####17.bounceme.net/
  • 39#####17.wolmerica.com/
  • 39#####17.paulkelly.org/
  • 39#####17.servemp3.com/
  • 39####117.shop.tm/
  • 39#####17.ddnsking.com/
  • 39#######.fulltimevillain.net/
  • 39#####17.blizzie.net/
  • 39#####17.surlenet.be/
  • 39####117.hopto.org/
  • 39#####17.thegmc.com/
  • 39######7.vaughngass.com/
  • 39#####17.framed.net/
  • 39####117.no-ip.biz/
  • 39######7.3utilities.com/
  • 39####117.carys.org/
  • 39######7.xn--bser-5qa.org/
  • 39######7.techgoodness.org/
  • 39######7.embeddedsw.org/
  • 39###5117.qc.to/
  • 39####117.webhop.me/
  • 39####117.myftp.org/
  • 39###5117.info/
  • 39######7.kevinbradley.org/
  • 39###5117.net/
  • 39####117.myvnc.com/
  • 39####117.kein.hk/
  • 39####117.biz.tm/
  • 39####117.rltk.org/
  • 39####117.zapto.org/
  • 39#######.embeddedonline.org/
  • 39#######.computersforpeace.net/
  • 39####117.smirt.ch/
  • 39#####17.905tech.com/
  • 39####117.gotdns.ch/
  • 39#######.##ericanelectricalservices.net/
  • 39#####17.becompany.org/
  • 39####117.getce.com/
  • 39#######.fatesperfection.com/
  • 39###5117.ru/
  • 39####117.vxe6.net/
  • 39######7.cybscripts.com/
  • 39####117.sytes.net/
  • 39####117.myftp.biz/
  • 39#######.servecounterstrike.com/
  • 39#####17.drreading.us/
  • 39#####17.no-ip.info/
  • 39#####17.servebeer.com/
  • 39#####17.shadir.com/
  • 39######7.servequake.com/
  • 39#####17.dara-dal.net/
  • 39######7.dnmcoffman.com/
  • 39#######.amproliability.com/
  • 39####117.base-v.ch/
  • 39###5117.biz/
  • 39#####17.kaleebso.com/
  • 39#####17.profinet.ro/
  • 39#####17.grupompr.com/
  • 39####117.contem.bz/
  • 39####117.home.kg/
  • 39#####17.negeriau.net/
  • 39#######.asianfreshproduce.com/
  • 39#######.#ernando-botero-sculpture.com/
  • 39####117.funkar.nu/
  • 39#######.trailsendfarms.com/
  • 39######7.parinternet.biz/
  • 39######7.redirectme.net/
  • 39######7.goofyspeak.com/
  • 39######7.sexyhosting.biz/
  • 39######7.jlengineering.se/
  • 39#######.endlessconference.com/
  • 39#####17.gigaportal.pl/
  • 39#####17.servehttp.com/
  • 39######7.fintech-llc.com/
  • 39####117.noip.me/
UDP:
  • DNS ASK 39######7.beerprojects.com
  • DNS ASK 39#####17.wolmerica.com
  • DNS ASK 39#######.lovethosetrains.com
  • DNS ASK 39######7.candacechao.com
  • DNS ASK 39######7.hiddencorner.org
  • DNS ASK 39#######.serveminecraft.net
  • DNS ASK 39####117.no-ip.biz
  • DNS ASK 39####117.ddns.net
  • DNS ASK 39#####17.paulkelly.org
  • DNS ASK 39#####17.bounceme.net
  • DNS ASK 39#####17.yngling.com
  • DNS ASK 39#####17.servemp3.com
  • DNS ASK 39####117.shop.tm
  • DNS ASK 39#####17.ddnsking.com
  • DNS ASK 39#######.fulltimevillain.net
  • DNS ASK 39#####17.blizzie.net
  • DNS ASK 39#####17.surlenet.be
  • DNS ASK 39####117.hopto.org
  • DNS ASK 39#####17.thegmc.com
  • DNS ASK 39######7.vaughngass.com
  • DNS ASK 39#####17.framed.net
  • DNS ASK 39####117.carys.org
  • DNS ASK 39###5117.info
  • DNS ASK 39######7.3utilities.com
  • DNS ASK 39######7.embeddedsw.org
  • DNS ASK 39######7.xn--bser-5qa.org
  • DNS ASK 39####117.webhop.me
  • DNS ASK 39#####17.tnebldc.org
  • DNS ASK 39###5117.qc.to
  • DNS ASK 39######7.kevinbradley.org
  • DNS ASK 39####117.myftp.org
  • DNS ASK 39######7.techgoodness.org
  • DNS ASK 39###5117.net
  • DNS ASK 39####117.myvnc.com
  • DNS ASK 39####117.kein.hk
  • DNS ASK 39####117.biz.tm
  • DNS ASK 39####117.rltk.org
  • DNS ASK 39####117.zapto.org
  • DNS ASK 39#######.embeddedonline.org
  • DNS ASK 39#######.computersforpeace.net
  • DNS ASK 39####117.smirt.ch
  • DNS ASK 39#####17.905tech.com
  • DNS ASK 39####117.gotdns.ch
  • DNS ASK 39#######.##ericanelectricalservices.net
  • DNS ASK 39#####17.becompany.org
  • DNS ASK 39####117.getce.com
  • DNS ASK 39#######.fatesperfection.com
  • DNS ASK 39###5117.ru
  • DNS ASK 39####117.vxe6.net
  • DNS ASK 39######7.cybscripts.com
  • DNS ASK 39####117.sytes.net
  • DNS ASK 39####117.myftp.biz
  • DNS ASK 39#####17.dara-dal.net
  • DNS ASK 39#####17.no-ip.info
  • DNS ASK 39#######.servecounterstrike.com
  • DNS ASK 39#####17.shadir.com
  • DNS ASK wp#d
  • DNS ASK 39#####17.servebeer.com
  • DNS ASK 39######7.dnmcoffman.com
  • DNS ASK 39######7.servequake.com
  • DNS ASK 39####117.base-v.ch
  • DNS ASK 39#####17.drreading.us
  • DNS ASK 39#######.amproliability.com
  • DNS ASK 39#####17.kaleebso.com
  • DNS ASK 39#####17.profinet.ro
  • DNS ASK 39#####17.grupompr.com
  • DNS ASK 39####117.contem.bz
  • DNS ASK 39####117.home.kg
  • DNS ASK 39#####17.negeriau.net
  • DNS ASK 39#######.asianfreshproduce.com
  • DNS ASK 39#######.#ernando-botero-sculpture.com
  • DNS ASK 39####117.funkar.nu
  • DNS ASK 39#######.trailsendfarms.com
  • DNS ASK 39#####17.gigaportal.pl
  • DNS ASK 39######7.goofyspeak.com
  • DNS ASK 39######7.parinternet.biz
  • DNS ASK 39######7.jlengineering.se
  • DNS ASK 39###5117.biz
  • DNS ASK 39######7.sexyhosting.biz
  • DNS ASK 39#####17.servehttp.com
  • DNS ASK 39#######.endlessconference.com
  • DNS ASK 39####117.noip.me
  • DNS ASK 39######7.redirectme.net
  • DNS ASK 39######7.fintech-llc.com

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