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Profil

Win32.HLLW.Autoruner1.10686

Added to the Dr.Web virus database: 2012-01-06

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'cftmon' = '%APPDATA%\zgwc.exe'
Malicious functions:
Creates and executes the following:
  • %APPDATA%\zgwc.exe 
Modifies settings of Windows Internet Explorer:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1400' = '00000000'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3] '1609' = '00000000'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings] 'WarnOnZoneCrossing' = '00000000'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings] 'WarnonBadCertRecving' = '00000000'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Internet Settings] 'WarnOnPostRedirect' = '00000000'
Modifies file system :
Creates the following files:
  • %APPDATA%\~check.tmp
  • %APPDATA%\winset.ini
  • %APPDATA%\zgwc.exe
  • %APPDATA%\del.tmp
Sets the 'hidden' attribute to the following files:
  • %APPDATA%\winset.ini
  • %APPDATA%\zgwc.exe
Deletes the following files:
  • %APPDATA%\del.tmp
  • %APPDATA%\~check.tmp
Deletes itself.
Network activity:
Connects to:
  • 'www.wi###date1.info':80
TCP:
HTTP GET requests:
  • www.wi###date1.info/machineid.php?ch#################################################################################################
HTTP POST requests:
  • www.wi###date1.info/setupreport.php
UDP:
  • DNS ASK www.wi###date1.info
  • '<Private IP address>':1037
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: ''