What is express2.sys?
express2.sys is part of ATTO ExpressPCI SCSI Host Bus Adapter Windows™ x86 Scsiport Driver and developed by ATTO Technology, Inc. according to the express2.sys version information.
express2.sys's description is "ExpressPCI Windows™ x86 Scsiport Driver"
express2.sys is digitally signed by ATTO Technology, Inc..
express2.sys is usually located in the 'C:\Windows\system32\drivers\' folder.
None of the anti-virus scanners at VirusTotal reports anything malicious about express2.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 express2.sys:
| Property | Value |
|---|---|
| Product name | ATTO ExpressPCI SCSI Host Bus Adapter Windows™ x86 Scsiport Driver |
| Company name | ATTO Technology, Inc. |
| File description | ExpressPCI Windows™ x86 Scsiport Driver |
| Internal name | express2.sys |
| Original filename | express2.sys |
| Legal copyright | ATTO Technology, Inc. © 2001-2007 |
| Product version | 3.08 |
| File version | 3.08 built by: WinDDK |
Here's a screenshot of the file properties when displayed by Windows Explorer:
| Product name | ATTO ExpressPCI SCSI Host Bus Adapte.. |
| Company name | ATTO Technology, Inc. |
| File description | ExpressPCI Windows™ x86 Scsiport D.. |
| Internal name | express2.sys |
| Original filename | express2.sys |
| Legal copyright | ATTO Technology, Inc. © 2001-2007 |
| Product version | 3.08 |
| File version | 3.08 built by: WinDDK |
Digital signatures [?]
express2.sys has a valid digital signature.
| Property | Value |
|---|---|
| Signer name | ATTO Technology, Inc. |
| Certificate issuer name | VeriSign Class 3 Code Signing 2004 CA |
| Certificate serial number | 41f28b2f5d80b098ddf43b43f2938427 |
VirusTotal report
None of the 47 anti-virus programs at VirusTotal detected the express2.sys file.
Hashes [?]
| Property | Value |
|---|---|
| MD5 | 307ecc5d8d44bbbdbcde22fdd226ba67 |
| SHA256 | e08b9052bd63b49be1a4790a0a5716d3537389d660d0bde8899b75c9b494f479 |
What will you do with express2.sys?
To help other users, please let us know what you will do with express2.sys:
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.
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