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Win32.HLLW.Autoruner1.36761

Aggiunto al database dei virus Dr.Web: 2013-04-20

La descrizione è stata aggiunta:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Information CNG Removal Remote' = '<SYSTEM32>\nbkerdxxuu.exe'
Creates or modifies the following files:
  • %HOMEPATH%\Start Menu\Programs\Startup\nbkerdxxuu.exe
Creates the following services:
  • [<HKLM>\SYSTEM\ControlSet001\Services\Background Networking Internet Font System] 'Start' = '00000002'
Malicious functions:
To complicate detection of its presence in the operating system,
blocks the following features:
  • Windows Security Center
Creates and executes the following:
  • '<SYSTEM32>\etgsiuruw.exe' "<SYSTEM32>\nbkerdxxuu.exe"
  • '%WINDIR%\Temp\unwjorm3ywjhn5z.exe' -r 28425 tcp
  • '%TEMP%\unwjorm3rjrhn5qtw2yv.exe'
  • '<SYSTEM32>\nbkerdxxuu.exe'
Modifies file system :
Creates the following files:
  • <SYSTEM32>\qhkpjwlou\run
  • <SYSTEM32>\qhkpjwlou\rng
  • <SYSTEM32>\qhkpjwlou\cfg
  • <SYSTEM32>\qhkpjwlou\por
  • %WINDIR%\Temp\unwjorm3ywjhn5z.exe
  • %TEMP%\unwjorm3rjrhn5qtw2yv.exe
  • <SYSTEM32>\qhkpjwlou\tst
  • <SYSTEM32>\qhkpjwlou\etc
  • <SYSTEM32>\etgsiuruw.exe
  • <SYSTEM32>\nbkerdxxuu.exe
Sets the 'hidden' attribute to the following files:
  • <SYSTEM32>\etgsiuruw.exe
  • <SYSTEM32>\nbkerdxxuu.exe
Deletes the following files:
  • %WINDIR%\Temp\unwjorm3ywjhn5z.exe
  • <DRIVERS>\etc\hosts
Substitutes the HOSTS file.
Network activity:
Connects to:
  • 'wi###tudy.net':80
  • 'dr###study.net':80
  • 'wi###oss.net':80
  • 'dr###loss.net':80
  • 'wi###ncle.net':80
  • 'th###loss.net':80
  • 'th###study.net':80
  • 'dr###uncle.net':80
  • 'th###once.net':80
  • 'kn###ther.net':80
  • 'ab###orty.net':80
  • 'kn###all.net':80
  • 'ab###ther.net':80
  • 'kn###orty.net':80
  • 'wi###nce.net':80
  • 'dr###once.net':80
  • 'ab###ree.net':80
  • 'kn###ree.net':80
  • 'th###uncle.net':80
  • 'hi###oss.net':80
  • 'wh###tudy.net':80
  • 'hi###nce.net':80
  • 'wh###oss.net':80
  • 'vi###mojo.com':80
  • 'ja###uter.com':80
  • 'do####club-grup.com':80
  • 'mo###uia.com':80
  • 'mo###itio.com':80
  • 'lo###oss.net':80
  • 'fe###oss.net':80
  • 'lo###nce.net':80
  • 'fe###nce.net':80
  • 'lo###tudy.net':80
  • 'fe###ncle.net':80
  • 'wh###nce.net':80
  • 'fe###tudy.net':80
  • 'lo###ncle.net':80
TCP:
HTTP GET requests:
  • wi###tudy.net/forum/search.php?me#########################################
  • dr###study.net/forum/search.php?me#########################################
  • wi###oss.net/forum/search.php?me#########################################
  • dr###loss.net/forum/search.php?me#########################################
  • wi###ncle.net/forum/search.php?me#########################################
  • th###loss.net/forum/search.php?me#########################################
  • th###study.net/forum/search.php?me#########################################
  • dr###uncle.net/forum/search.php?me#########################################
  • th###once.net/forum/search.php?me#########################################
  • kn###ther.net/forum/search.php?me#########################################
  • ab###orty.net/forum/search.php?me#########################################
  • kn###all.net/forum/search.php?me#########################################
  • ab###ther.net/forum/search.php?me#########################################
  • kn###orty.net/forum/search.php?me#########################################
  • wi###nce.net/forum/search.php?me#########################################
  • dr###once.net/forum/search.php?me#########################################
  • ab###ree.net/forum/search.php?me#########################################
  • kn###ree.net/forum/search.php?me#########################################
  • th###uncle.net/forum/search.php?me#########################################
  • hi###oss.net/forum/search.php?me#########################################
  • wh###tudy.net/forum/search.php?me#########################################
  • hi###nce.net/forum/search.php?me#########################################
  • wh###oss.net/forum/search.php?me#########################################
  • vi###mojo.com/forum/search.php?me#########################################
  • ja###uter.com/forum/search.php?me#########################################
  • do####club-grup.com/forum/search.php?me#########################################
  • mo###uia.com/forum/search.php?me#########################################
  • mo###itio.com/forum/search.php?me#########################################
  • lo###oss.net/forum/search.php?me#########################################
  • fe###oss.net/forum/search.php?me#########################################
  • lo###nce.net/forum/search.php?me#########################################
  • fe###nce.net/forum/search.php?me#########################################
  • lo###tudy.net/forum/search.php?me#########################################
  • fe###ncle.net/forum/search.php?me#########################################
  • wh###nce.net/forum/search.php?me#########################################
  • fe###tudy.net/forum/search.php?me#########################################
  • lo###ncle.net/forum/search.php?me#########################################
UDP:
  • DNS ASK dr###study.net
  • DNS ASK wi###ncle.net
  • DNS ASK wi###tudy.net
  • DNS ASK wi###oss.net
  • DNS ASK dr###loss.net
  • DNS ASK th###study.net
  • DNS ASK th###uncle.net
  • DNS ASK th###loss.net
  • DNS ASK dr###uncle.net
  • DNS ASK th###once.net
  • DNS ASK kn###ther.net
  • DNS ASK ab###orty.net
  • DNS ASK ab###ther.net
  • DNS ASK ab###all.net
  • DNS ASK kn###all.net
  • DNS ASK wi###nce.net
  • DNS ASK dr###once.net
  • DNS ASK kn###ree.net
  • DNS ASK kn###orty.net
  • DNS ASK ab###ree.net
  • DNS ASK wh###tudy.net
  • DNS ASK vi###mojo.com
  • DNS ASK wh###oss.net
  • DNS ASK hi###oss.net
  • DNS ASK mo###uia.com
  • DNS ASK el#####arimagine.com
  • DNS ASK do####club-grup.com
  • DNS ASK mo###itio.com
  • DNS ASK ja###uter.com
  • DNS ASK hi###nce.net
  • DNS ASK lo###oss.net
  • DNS ASK fe###oss.net
  • DNS ASK lo###nce.net
  • DNS ASK fe###nce.net
  • DNS ASK lo###tudy.net
  • DNS ASK fe###ncle.net
  • DNS ASK wh###nce.net
  • DNS ASK lo###ncle.net
  • DNS ASK fe###tudy.net
  • '23#.#55.255.250':1900