Win32.HLLW.Autoruner.47999
Added to the Dr.Web virus database:
2011-04-20
Virus description added:
2011-12-19
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Microsoft TrustGuard' = '%APPDATA%\winlogon.exe'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Microsoft TrustGuard' = '%APPDATA%\winlogon.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\driver\info\explorer.exe
- <Drive name for removable media>:\driver\info\Desktop.ini
Malicious functions:
Creates and executes the following:
Modifies file system :
Creates the following files:
- %APPDATA%\internetfiles398.tmp
- %APPDATA%\winlogon.exe
- %TEMP%\BmdIiL8Mg.txt
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\driver\info\explorer.exe
- %APPDATA%\winlogon.exe
Deletes the following files:
Network activity:
Connects to:
- 'le######it.homelinux.org':6667
UDP:
- DNS ASK le######it.homelinux.org
- '<Private IP address>':1036
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
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