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Win32.HLLW.Autoruner.36972

Added to the Dr.Web virus database: 2013-11-19

Virus description added:

Technical Information

Malicious functions:
Creates and executes the following:
  • '%HOMEPATH%\cpdat.exe'
  • '%HOMEPATH%\bpdat.exe'
  • '%HOMEPATH%\apdat.exe'
Executes the following:
  • '<SYSTEM32>\cmd.exe' /c ""%HOMEPATH%\a.bat" "
  • '<SYSTEM32>\cmd.exe' /c ""%TEMP%\7ZSfx000.cmd" "
  • '<SYSTEM32>\tasklist.exe'
  • '<SYSTEM32>\svchost.exe'
Injects code into
the following system processes:
  • <SYSTEM32>\svchost.exe
the following user processes:
  • firefox.exe
  • iexplore.exe
  • safari.exe
  • msnmsgr.exe
  • ICQ.exe
  • YahooMessenger.exe
Searches for windows to
detect programs and games:
  • ClassName: 'SkinuxWindow' WindowName: 'MySpaceIM with Skype'
Modifies file system :
Creates the following files:
  • %HOMEPATH%\a.bat
  • %TEMP%\Aqz..bat
  • %TEMP%\7ZSfx000.cmd
  • %HOMEPATH%\siifoiq.exe
  • %HOMEPATH%\apdat.exe
  • %HOMEPATH%\bpdat.exe
  • %HOMEPATH%\cpdat.exe
Sets the 'hidden' attribute to the following files:
  • %HOMEPATH%\siifoiq.exe
Deletes the following files:
  • %HOMEPATH%\cpdat.exe
  • %TEMP%\7ZSfx000.cmd
  • %HOMEPATH%\apdat.exe
  • %HOMEPATH%\bpdat.exe
Deletes itself.
Network activity:
Connects to:
  • 'qu###umeat.net':80
UDP:
  • DNS ASK qu###umeat.net
  • DNS ASK ab##t.com
  • DNS ASK 4s##red.com