Home Malware Programs Worms Worm.Win32.Stuxnet.e

Worm.Win32.Stuxnet.e

Posted: January 28, 2011

Worm.Win32.Stuxnet.e is a network-aware computer worm that will attempt to replicate across an existing network. Worm.Win32.Stuxnet.e also spreads using Windows networking APIs, MAPI functions or email clients such as Microsoft Outlook. Worm.Win32.Stuxnet.e creates unknown email messages with corrupt attachments and sometimes attaches itself to outgoing email messages. Worm.Win32.Stuxnet.e also uses a misleading message which suggests that the recipient should open the attachment to see something interesting or important. Worm.Win32.Stuxnet.e should not be trusted and must be removed from the infected system once detected.

File System Modifications

  • The following files were created in the system:
    # File Name
    1 %Windir%\inf\mdmeric3.PNF %Windir%\inf\oem6C.PNF %Windir%\inf\oem7A.PNF %System%\drivers\mrxcls.sys %System%\drivers\mrxnet.sys 2

Registry Modifications

  • The following newly produced Registry Values are:
    HKEY..\..\..\..{RegistryKeys}HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_MRXCLS\0000 HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_MRXCLS\0000\Control HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_MRXNET HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\MRxCls\Enum HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\MRxNet HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_MRXCLS\0000\Control HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MRxNet [HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_MRXCLS\0000\Control] *NewlyCreated* = 0x00000000 ActiveService = "MRxCls" [HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_MRXCLS] NextInstance = 0x00000001 [HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Enum\Root\LEGACY_MRXNET\0000\Control] *NewlyCreated* = 0x00000000 ActiveService = "MRxNet"
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