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ntoskrnl.exe (5.1.2600.1151)
Contenu dans le logiciel |
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| Nom: | Windows XP Home Edition, Deutsch |
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| Permis: | commercial |
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| Lien de l'information: | http://www.microsoft.com/windowsxp/ |
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DĂ©tails de dossier |
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| Chemin de dossier: | C:\WINDOWS\Driver Cache\i386 \ ntoskrnl.exe |
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| Date de dossier: | 2003-04-24 19:15:36 |
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| Version: | 5.1.2600.1151 |
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| Volume de fichier: | 1.927.936 bytes |
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La somme et le dossier hache |
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| CRC32: | C835E20D |
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| MD5: | 3B7A AA18 52BC 635B 5278 8144 EA79 7CBC |
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| SHA1: | 7883 A571 BA5F 5E7B 5D1A DA6A B9EB 9113 6A6F D4B4 |
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L'information de ressource de version |
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| Nom de compagnie: | Microsoft Corporation |
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| Description de dossier: | NT-Kernel und -System |
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| Logiciel d'exploitation de dossier: | Windows NT, Windows 2000, Windows XP, Windows 2003 |
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| Type de dossier: | Application |
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| Version de dossier: | 5.1.2600.1151 |
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| Nom interne: | ntoskrnl.exe |
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| Copyright lĂ©gal: | © Microsoft Corporation. Alle Rechte vorbehalten. |
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| Nom de fichier original: | ntoskrnl.exe |
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| Nom de produit: | Betriebssystem Microsoft® Windows® |
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| Version de produit: | 5.1.2600.1151 |
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ntoskrnl.exe a été trouvé dans les rapports suivants:
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W97M.Homer |
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Au sujet du W97M.Homer
...It deletes the file C:WinntSystem32Ntoskrnl.exe from Windows NT systems Type: Virus...
Évaluation de menace
...Deletes files: Ntoskrnl.exe Modifies files:...
DĂ©tails techniques
...The virus deletes the file C:WinntSystem32Ntoskrnl.exe from Windows NT systems. This payload is triggered...
Source: http://securityresponse.symantec.com/avcenter/venc/data/w97m.homer.html |
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W32.Bolzano |
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DĂ©tails techniques
...In such a case, W32.Bolzano has the chance to patch ntoskrnl.exe, the Windows NT kernel, located in the WINNTSYSTEM32 directory....
...virus modifies only 2 bytes in a security API called SeAccessCheck that is part of ntoskrnl.exe. This way Bolzano is able to...
...Unfortunately the consistency of ntoskrnl.exe is checked in only one place....
...The loader, ntldr, is supposed to check it when it loads ntoskrnl.exe into physical memory during machine boot-up....
...If the kernel gets corrupted ntldr is supposed to stop loading ntoskrnl.exe and display an error message even before a "blue screen" appears....
Instructions de déplacement
...If the system has been infected, the system files ntoskrnl.exe and ntldr.exe have been patched....
...prolific virus, W32.Funlove.4099, which applies the same patching techniques to ntoskrnl.exe and ntldr.exe. You can find this tool here:...
Source: http://securityresponse.symantec.com/avcenter/venc/data/w32.bolzano.html |
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W32.Funlove.4099 |
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DĂ©tails techniques
...the equivalent rights logs on, W32.FunLove.4099 has the opportunity to modify the Ntoskrnl.exe file, the Windows NT kernel located in the WinntSystem32 folder....
...Unfortunately, the consistency of Ntoskrnl.exe is checked only once during the startup process....
...The loader, Ntldr, checks Ntoskrnl.exe when it loads into physical memory during startup....
...If the kernel becomes corrupted, Ntldr is supposed to stop loading Ntoskrnl.exe and display an error message, even before a "blue screen" appears....
...files on those computers. In addition, the Ntoskrnl.exe and Ntldr patch is performed on the network drives....
...components over the network. The Ntoskrnl.exe and Ntldr patches are executed by a routine picked up from the Bolzano virus....
...Developer Network documentation. Can Ntoskrnl.exe be infected across the network, without Flcss.exe actually being copied to the system?...
...As long as the drive is writeable, FunLove will modify Ntoskrnl.exe over the network, even without dropping Flcss.exe onto the system....
...FunLove does not actually infect Ntoskrnl.exe, but it changes the file's security function....
...Once the affected computer is restarted, the modified Ntoskrnl.exe and Ntldr are loaded, and security is compromised....
Source: http://securityresponse.symantec.com/avcenter/venc/data/w32.funlove.4099.html |
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W32.Petch |
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DĂ©tails techniques
...C:WindowsSystem32Ntkrnlpa.exe C:WindowsSystem32Ntoskrnl.exe C:WindowsSystem32Ntoskrnl.exe...
Source: http://securityresponse.symantec.com/avcenter/venc/data/w32.petch.html |
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W32.Gruel@mm |
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DĂ©tails techniques
...C:WINNTSystem32*.dll C:WINNTSystem32Ntoskrnl.exe C:WINNTSystem32Command.com...
...C:WINNTRegedit.exe C:WindowsSystem32Ntoskrnl.exe C:WindowsSystem32Command.com...
......
Source: http://securityresponse.symantec.com/avcenter/venc/data/w32.gruel@mm.html |
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