Win32.HLLW.Autoruner1.37312
Added to the Dr.Web virus database:
2013-05-16
Virus description added:
2013-05-17
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'FireWall Update' = '%APPDATA%\services.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\acceso.lnk
- <Drive name for removable media>:\installsetup.exe
Malicious functions:
Creates and executes the following:
Modifies file system :
Creates the following files:
- %APPDATA%\pag.html
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\uprubeba[1].html
- %APPDATA%\services.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\installsetup.exe
- <Drive name for removable media>:\acceso.lnk
- %APPDATA%\services.exe
Network activity:
Connects to:
- 'th######tnews.blogspot.mx':80
- 'localhost':1035
TCP:
HTTP GET requests:
- th######tnews.blogspot.mx/2012/01/uprubeba.html
UDP:
- DNS ASK th######tnews.blogspot.mx
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_WINHELP' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
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