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Win32.HLLW.Autoruner1.11966
Added to the Dr.Web virus database:
2013-10-31
Virus description added:
2013-11-06
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Windows Update System' = '%APPDATA%\taskeng.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Windows Update System' = '%APPDATA%\taskeng.exe'
[<HKCU>\Software\Microsoft\Windows NT\CurrentVersion\Windows] 'Load' = '%APPDATA%\ganja.exe'
Creates the following files on removable media:
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\GGGKGKGAEXRGYH\DFG-2352-26235-2322322-624621221-2622255\usbBlock.exe
<Drive name for removable media>:\GGGKGKGAEXRGYH\DFG-2352-26235-2322322-624621221-2622255\Desktop.ini
Malicious functions:
Creates and executes the following:
Modifies file system :
Creates the following files:
%TEMP%\google_cache2.tmp
%APPDATA%\taskeng.exe
%APPDATA%\ganja.exe
Sets the 'hidden' attribute to the following files:
<Drive name for removable media>:\GGGKGKGAEXRGYH\DFG-2352-26235-2322322-624621221-2622255\usbBlock.exe
%APPDATA%\taskeng.exe
Network activity:
Connects to:
'ma####at.no-ip.org':6667
UDP:
DNS ASK ma####at.no-ip.org
Miscellaneous:
Searches for the following windows:
ClassName: 'Indicator' WindowName: '(null)'
ClassName: '(null)' WindowName: 'BitDefender Firewall Alert'
ClassName: '(null)' WindowName: 'Windows Security Alert'
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