What is aztech_npf64.sys?
aztech_npf64.sys is part of WinPcap and developed by CACE Technologies according to the aztech_npf64.sys version information.
aztech_npf64.sys's description is "npf.sys (NT5/6 AMD64) Kernel Driver"
aztech_npf64.sys is digitally signed by CACE TECHNOLOGIES, LLC.
aztech_npf64.sys is usually located in the 'C:\WINDOWS\syswow64\drivers\' folder.
None of the anti-virus scanners at VirusTotal reports anything malicious about aztech_npf64.sys.
If you have additional information about the file, please share it with the FreeFixer users by posting a comment at the bottom of this page.
Vendor and version information [?]
The following is the available information on aztech_npf64.sys:
| Property | Value |
|---|---|
| Product name | WinPcap |
| Company name | CACE Technologies |
| File description | npf.sys (NT5/6 AMD64) Kernel Driver |
| Internal name | NPF + TME |
| Original filename | npf.sys |
| Legal copyright | Copyright © 2005-2007 CACE Technologies. Copyright © 1999-2005 NetGroup, Politecnico di Torino. |
| Product version | 4.0.0.755 |
| File version | 4.0.0.755 |
Here's a screenshot of the file properties when displayed by Windows Explorer:
| Product name | WinPcap |
| Company name | CACE Technologies |
| File description | npf.sys (NT5/6 AMD64) Kernel Driver |
| Internal name | NPF + TME |
| Original filename | npf.sys |
| Legal copyright | Copyright © 2005-2007 CACE Technolo.. |
| Product version | 4.0.0.755 |
| File version | 4.0.0.755 |
Digital signatures [?]
aztech_npf64.sys has a valid digital signature.
| Property | Value |
|---|---|
| Signer name | CACE TECHNOLOGIES, LLC |
| Certificate issuer name | VeriSign Class 3 Code Signing 2004 CA |
| Certificate serial number | 627c3188a96510fb5c59d841d55bb3ab |
VirusTotal report
None of the 54 anti-virus programs at VirusTotal detected the aztech_npf64.sys file.
Hashes [?]
| Property | Value |
|---|---|
| MD5 | 109338286793775088cb5a3a13c874db |
| SHA256 | bab7187980b7783618cbe721f71052c1a1c70dc7adcf126acdbe480d75393648 |
What will you do with the file?
To help other users, please let us know what you will do with the file:
What did other users do?
The poll result listed below shows what users chose to do with the file. 83% have voted for removal. Based on votes from 6 users.
NOTE: Please do not use this poll as the only source of input to determine what you will do with the file. Only 6 users has voted so far so it does not offer a high degree of confidence.
Malware or legitimate?
If you feel that you need more information to determine if your should keep this file or remove it, please read this guide.
And now some shameless self promotion ;)
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Comments
Please share with the other users what you think about this file. What does this file do? Is it legitimate or something that your computer is better without? Do you know how it was installed on your system? Did you install it yourself or did it come bundled with some other software? Is it running smoothly or do you get some error message? Any information that will help to document this file is welcome. Thank you for your contributions.
I'm reading all new comments so don't hesitate to post a question about the file. If I don't have the answer perhaps another user can help you.
No comments posted yet.