Win32.HLLW.Autoruner1.59223
Added to the Dr.Web virus database:
2013-10-24
Virus description added:
2013-10-27
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'winupdateserver.exe' = '%TEMP%\<Virus name>.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\Sys.exe
Malicious functions:
Creates and executes the following:
- '%TEMP%\<Virus name>.exe'
Modifies file system :
Creates the following files:
- C:\autorun.inf
- C:\Sys.exe
- %TEMP%\<Virus name>.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\Sys.exe
- <Drive name for removable media>:\autorun.inf
- C:\Sys.exe
- C:\autorun.inf
Deletes itself.
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
- ClassName: '(null)' WindowName: '%TEMP%\<Virus name>.exe'
- ClassName: '(null)' WindowName: '<Auxiliary name>'
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