GridinSoft Threat Intelligence

Smb_driver_AMDASF.sys file report

Clean record File reputation report
MD5 33c85dff6d29868e8f31cd8dbadb512d
Latest seen 2023-06-09 23:52:36 (2 years ago)
First seen 2017-05-21 07:08:11 (8 years ago)
Size 29 KB
Publisher Synaptics Incorporated
Product Synaptics SMBus Driver
Signed by Synaptics Incorporated

Why it matters

Evidence available for this file

Detection

Latest status is clean for this hash.

Timeline

First seen 2017-05-21 07:08:11 (8 years ago); latest analysis 2023-06-09 23:52:36 (2 years ago).

Publisher context

Company metadata: Synaptics Incorporated. Product metadata: Synaptics SMBus Driver.

Digital signature

Signed by Synaptics Incorporated. The signature is reported as valid, but signed files can still be bundled or abused.

Observed locations

ThreatInfo has seen this file in user or system paths listed below. Unexpected locations increase the need for local verification.

Recommended action

What to do next

  1. Confirm the hash and publisher match the expected software.
  2. Review the observed locations and signature information below.
  3. Rescan if the file was downloaded from an unknown source or appears in an unusual path.

File context

Smb_driver_AMDASF.sys is a Windows file recorded in the ThreatInfo database. It is associated with Synaptics SMBus Driver. The reported company name is Synaptics Incorporated. The current detection status is Clean, based on the latest analysis from 2023-06-09 23:52:36 (2 years ago).

This record is currently marked as clean, but file reputation can depend on the exact path, hash, and source. Compare the MD5 and publisher data below with the file on your system.

File Details

Product Name: Synaptics SMBus Driver
Company Name: Synaptics Incorporated
MD5: 33c85dff6d29868e8f31cd8dbadb512d
Size: 29 KB
First Published: 2017-05-21 07:08:11 (8 years ago)
Latest Published: 2023-06-09 23:52:36 (2 years ago)
Status: Clean (on last analysis)
Analysis Date: 2023-06-09 23:52:36 (2 years ago)

Overview

Signed By: Synaptics Incorporated
Status: Valid

The signature on Smb_driver_AMDASF.sys is reported as valid. A valid signature helps confirm publisher identity, but it does not automatically make the file safe if the installer was bundled, abused, or downloaded from an untrusted source.

Common Places:

%programfiles%\drivertoolkit\download\c387a03e7e9173f91a2a5bb5d5cacadb\touchpad_synaptics_17.0.6.23_acer\winwdf\x64
%programfiles%\drivertoolkit\download\c387a03e7e9173f91a2a5bb5d5cacadb\touchpad_synaptics_17.0.6.23_acer\winwdf

ThreatInfo has observed Smb_driver_AMDASF.sys in the locations listed above. Files found in temporary folders, user profile folders, startup locations, or unusual application directories should be reviewed more carefully than files installed under a known program directory.

Geographic signal

Observed country distribution

ThreatInfo has seen Smb_driver_AMDASF.sys across 6 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Italy
Share 30.0%
Low High activity

The strongest geographic signal for this file is Italy with 30.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 10 90.0%
Windows 7 10.0%

The most common operating system signal for Smb_driver_AMDASF.sys is Windows 10 with 90.0% of observed hits. If your system differs from the common profile, check whether the file was introduced by a specific installer, archive, or removable device.

Analysis

Smb_driver_AMDASF.sys is identified as pe for 64-bit systems. The subsystem is Native. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

Format pe
Architecture 64-bit
Subsystem Native
Entry point 0x00004b14
Image base 0x0000000140000000

PE Sections:

Sections 7
Raw data 21504

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.text 15872 bytes · 73.8% of section data
MD5 add08dd8631aba55f1dfa0c9340ebbf0
.rdata 1536 bytes · 7.1% of section data
MD5 236cef4c810a23cd3791d9f99c43d566
.data 1024 bytes · 4.8% of section data
MD5 50ffb7cf6f69449f7579b30f8ab4dcf1
.pdata 1024 bytes · 4.8% of section data
MD5 ef5996edc30f430a96b7b6ec32e03925
INIT 512 bytes · 2.4% of section data
Uncommon name
MD5 46fa181b4136cb29e5a8520a2eebf4da
.rsrc 1024 bytes · 4.8% of section data
MD5 c3388935a657c0d2e737b618b6556a76
.reloc 512 bytes · 2.4% of section data
MD5 eaa11dfb487ea8f9aabb136df17e45ac

PE section names and hashes can reveal packing, injected resources, or unusual build artifacts. Sections with uncommon names, very large raw data, or hashes that differ from a trusted copy deserve additional review.

Report conclusion

This hash is currently recorded as clean

Use the MD5, publisher, signature, and observed paths in this report to verify that the file on your device is the same copy described here.

Scan with GridinSoft Anti-Malware Use a local scan if the file origin or behavior is unclear. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with 33c85dff6d29868e8f31cd8dbadb512d.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan if the source, path, or behavior looks unusual.