Win32.HLLW.Autoruner.51968
Added to the Dr.Web virus database:
2011-06-17
Virus description added:
2011-06-17
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Windows Firewall' = '"%TEMP%\lsass.exe"'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Windows Firewall' = '"%TEMP%\lsass.exe"'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\TTHDHGC\DFG-2352-66235-2352322-634621321-6662355\364855.exe
- <Drive name for removable media>:\TTHDHGC\DFG-2352-66235-2352322-634621321-6662355\Desktop.ini
Malicious functions:
Searches for windows to
detect analytical utilities:
- ClassName: 'PROCMON_WINDOW_CLASS' WindowName: ''
- ClassName: 'RegMonClass' WindowName: ''
- ClassName: 'FileMonClass' WindowName: ''
Modifies file system :
Creates the following files:
- %ALLUSERSPROFILE%\Application Data\TEMP:663565B1
- %TEMP%\lsass.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\TTHDHGC\DFG-2352-66235-2352322-634621321-6662355\364855.exe
- %TEMP%\lsass.exe
Network activity:
Connects to:
- 'co####x.no-ip.org':65000
UDP:
- DNS ASK co####x.no-ip.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
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