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Win32.HLLW.Autoruner1.55226
Added to the Dr.Web virus database:
2013-09-04
Virus description added:
2013-09-04
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'MSN' = '%WINDIR%\fonts\msnmsgn.exe'
Creates the following files on removable media:
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\RECYCLER\S-1-6-21-2434476501-1644491937-600003330-1213\autorunme.exe
<Drive name for removable media>:\RECYCLER\S-1-6-21-2434476501-1644491937-600003330-1213\Desktop.ini
Malicious functions:
Creates and executes the following:
'%WINDIR%\Fonts\msnmsgn.exe'
Searches for windows to
detect analytical utilities:
ClassName: '(null)' WindowName: 'Process Monitor - Sysinternals: www.sysinternals.com'
ClassName: 'RegmonClass' WindowName: '(null)'
ClassName: '(null)' WindowName: 'Registry Monitor - Sysinternals: www.sysinternals.com'
ClassName: 'FilemonClass' WindowName: '(null)'
ClassName: '(null)' WindowName: 'File Monitor - Sysinternals: www.sysinternals.com'
ClassName: 'PROCMON_WINDOW_CLASS' WindowName: '(null)'
detect programs and games:
ClassName: 'MSNHiddenWindowClass' WindowName: '(null)'
ClassName: '_Oscar_StatusNotify' WindowName: '(null)'
Modifies file system :
Creates the following files:
%WINDIR%\Fonts\msnmsgn.exe
Sets the 'hidden' attribute to the following files:
<Drive name for removable media>:\RECYCLER\S-1-6-21-2434476501-1644491937-600003330-1213\autorunme.exe
%WINDIR%\Fonts\msnmsgn.exe
Network activity:
Connects to:
'bu####.#ookingtohotel.com':4513
UDP:
DNS ASK bu####.#ookingtohotel.com
Miscellaneous:
Searches for the following windows:
ClassName: '__oxFrame.class__' WindowName: '(null)'
ClassName: '18467-41' WindowName: '(null)'
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