Win32.HLLW.Autoruner1.17783
Added to the Dr.Web virus database:
2012-06-24
Virus description added:
2012-07-14
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Winlogon' = '%WINDIR%\winlogon.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Winlogon' = '%WINDIR%\winlogon.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.exe
- <Drive name for removable media>:\autorun.inf
Malicious functions:
Creates and executes the following:
Modifies file system :
Creates the following files:
- C:\autorun.exe
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\default2[1].html
- C:\autorun.inf
- %WINDIR%\winlogon.exe
- %WINDIR%\cmd.gdi
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\autorun.exe
- <Drive name for removable media>:\autorun.inf
- C:\autorun.exe
- C:\autorun.inf
Network activity:
Connects to:
- 'in####.powweb.com':80
- 'localhost':1036
TCP:
HTTP GET requests:
- in####.powweb.com/default2.html
UDP:
- DNS ASK in####.powweb.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'Indicator' WindowName: ''
- ClassName: 'MS_AutodialMonitor' WindowName: ''
- ClassName: 'MS_WebcheckMonitor' WindowName: ''
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