Win32.HLLW.Autoruner1.27556
Added to the Dr.Web virus database:
2012-10-10
Virus description added:
2012-10-18
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Active Setup\Installed Components\{03B890DA-F949-6D9D-0803-010704030804}] 'StubPath' = '%WINDIR%\services.exe'
- [<HKLM>\SOFTWARE\Microsoft\Active Setup\Installed Components\{EEA5BB0-8CCC-95C0-8C1B-ACGA59543642}] 'StubPath' = '<SYSTEM32>\mssyc32.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\AUTORUN.INF
- <Drive name for removable media>:\setup.exe
Malicious functions:
Creates and executes the following:
Executes the following:
- <SYSTEM32>\makecab.exe "<SYSTEM32>\Secret.exe" "<SYSTEM32>\msnsm32.dll"
- <SYSTEM32>\makecab.exe "<SYSTEM32>\Hemligt.exe" "<SYSTEM32>\msnsm33.dll"
- <SYSTEM32>\makecab.exe "<SYSTEM32>\MSN_PasswordRecovery4.2.6.exe" "<SYSTEM32>\msnsm30.dll"
- <SYSTEM32>\makecab.exe "<SYSTEM32>\Fotoalbum2007.exe" "<SYSTEM32>\msnsm31.dll"
Injects code into
the following system processes:
the following user processes:
Modifies file system :
Creates the following files:
- %TEMP%\cab11
- %TEMP%\cab13
- <SYSTEM32>\msnsm31.dll
- %TEMP%\cab10
- %TEMP%\cab9
- %TEMP%\cab12
- <SYSTEM32>\codec.exe
- %WINDIR%\services.exe
- <SYSTEM32>\msvlotemp.dll
- <SYSTEM32>\msnsm32.dll
- <SYSTEM32>\msnsm33.dll
- <SYSTEM32>\Secret.exe
- <SYSTEM32>\Hemligt.exe
- <SYSTEM32>\Fotoalbum2007.exe
- <SYSTEM32>\mssyc32.exe
- <SYSTEM32>\MSN_PasswordRecovery4.2.6.exe
- %TEMP%\cab3
- %TEMP%\cab5
- <SYSTEM32>\msnsm30.dll
- %TEMP%\cab6
- %TEMP%\cab2
- %TEMP%\cab4
Sets the 'hidden' attribute to the following files:
Deletes the following files:
- %TEMP%\cab11
- %TEMP%\cab10
- %TEMP%\cab12
- <SYSTEM32>\codec.exe
- %TEMP%\cab13
- %TEMP%\cab9
- %TEMP%\cab3
- %TEMP%\cab2
- %TEMP%\cab4
- %TEMP%\cab6
- %TEMP%\cab5
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