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Win32.HLLW.Autoruner1.28790
Added to the Dr.Web virus database:
2012-10-26
Virus description added:
2012-10-26
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Windows Live Guards' = '%PROGRAM_FILES%\winlogon.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Windows Live Guards' = '%PROGRAM_FILES%\winlogon.exe'
Creates the following files on removable media:
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\DATABLOCK\System\DATABLOCK.EXE
<Drive name for removable media>:\DATABLOCK\System\Desktop.ini
Malicious functions:
Creates and executes the following:
%PROGRAM_FILES%\winlogon.exe
Modifies file system :
Creates the following files:
%APPDATA%\google_as[me8-2]rh_hb.tmp
%PROGRAM_FILES%\winlogon.exe
Sets the 'hidden' attribute to the following files:
<Drive name for removable media>:\DATABLOCK\System\DATABLOCK.EXE
%PROGRAM_FILES%\winlogon.exe
Network activity:
Connects to:
'ga####585.no-ip.biz':1337
UDP:
DNS ASK ga####585.no-ip.biz
Miscellaneous:
Searches for the following windows:
ClassName: 'Indicator' WindowName: ''
ClassName: 'ConsoleWindowClass' WindowName: ''
ClassName: '' WindowName: 'Windows Security Alert'
ClassName: '' WindowName: 'BitDefender Firewall Alert'
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