GridinSoft Threat Intelligence

iaStorAfs.sys file report

Under review File reputation report
MD5 a36250ae930f3d39419162030066247c
Latest seen 2022-09-01 23:21:29 (3 years ago)
First seen 2022-09-01 23:21:29 (3 years ago)
Size 81 KB
Publisher Intel Corporation
Product Intel(R) Optane(TM) Memory Minifilter Driver
Signed by Intel(R) Rapid Storage Technology;Microsoft Windows Hardware Compatibility Publisher

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2022-09-01 23:21:29 (3 years ago); latest analysis 2022-09-01 23:21:29 (3 years ago).

Publisher context

Company metadata: Intel Corporation. Product metadata: Intel(R) Optane(TM) Memory Minifilter Driver.

Digital signature

Signed by Intel(R) Rapid Storage Technology;Microsoft Windows Hardware Compatibility Publisher. 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. Use the hash and metadata below to verify the exact file identity.
  2. Review publisher, signature, paths, and PE details for inconsistencies.
  3. Run a local scan if the file appears unexpectedly or starts with Windows.

File context

iaStorAfs.sys is a Windows file recorded in the ThreatInfo database. It is associated with Intel(R) Optane(TM) Memory Minifilter Driver. The reported company name is Intel Corporation. The current detection status is Undefined, based on the latest analysis from 2022-09-01 23:21:29 (3 years ago).

ThreatInfo does not have a final classification for this file yet. Use the technical details below to compare the hash, size, signature, and observed locations with the copy found on your device.

File Details

Product Name: Intel(R) Optane(TM) Memory Minifilter Driver
Company Name: Intel Corporation
MD5: a36250ae930f3d39419162030066247c
Size: 81 KB
First Published: 2022-09-01 23:21:29 (3 years ago)
Latest Published: 2022-09-01 23:21:29 (3 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2022-09-01 23:21:29 (3 years ago)

Overview

Signed By: Intel(R) Rapid Storage Technology;Microsoft Windows Hardware Compatibility Publisher
Status: Valid

The signature on iaStorAfs.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:

%system%\driverstore\filerepository

ThreatInfo has observed iaStorAfs.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 iaStorAfs.sys across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Poland
Share 100.0%
Low High activity

The strongest geographic signal for this file is Poland with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 10 100.0%

The most common operating system signal for iaStorAfs.sys is Windows 10 with 100.0% 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

iaStorAfs.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 0x00008490
Image base 0x0000000140000000

PE Sections:

Sections 8
Raw data 53248

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

.text 38400 bytes · 72.1% of section data
MD5 c85546dc038c8f090cb0095e42aa6d70
.rdata 5632 bytes · 10.6% of section data
MD5 2bd43de0668771cc9253cb66922c70af
.data 1024 bytes · 1.9% of section data
MD5 4371e275ce7182f2c34cd2081edb4dd2
.pdata 2560 bytes · 4.8% of section data
MD5 49dbdeaaa129dc528c8b2ffce0eef027
PAGE 1536 bytes · 2.9% of section data
Uncommon name
MD5 5c17ed75c1a9cee9c6125fb972093928
INIT 2048 bytes · 3.8% of section data
Uncommon name
MD5 500012b9a35de61b9200fe1ff63e540b
.rsrc 1536 bytes · 2.9% of section data
MD5 4eb552ceeb75c059bd6e08d42da8dd23
.reloc 512 bytes · 1.0% of section data
MD5 3e5d5ba0ddbc8dabaed44666a530ef0a

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 file is still under review

ThreatInfo has not assigned a final verdict yet. Compare the file hash, location, signature, and publisher before trusting the file on a production system.

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 a36250ae930f3d39419162030066247c.
  • 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.