GridinSoft Threat Intelligence

WinIo64.sys file report

Under review File reputation report
MD5 97373d38bdd890a2f1224c7d1586db91
Latest seen 2026-04-24 23:01:20 (3 weeks ago)
First seen 2023-02-10 23:46:39 (3 years ago)
Size 15 KB
Signed by Jernej Simoncic

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2023-02-10 23:46:39 (3 years ago); latest analysis 2026-04-24 23:01:20 (3 weeks ago).

Digital signature

Signed by Jernej Simoncic. 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.

WinIo64.sys is a Windows file recorded in the ThreatInfo database. The current detection status is Undefined, based on the latest analysis from 2026-04-24 23:01:20 (3 weeks 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.

MD5: 97373d38bdd890a2f1224c7d1586db91
Size: 15 KB
First Published: 2023-02-10 23:46:39 (3 years ago)
Latest Published: 2026-04-24 23:01:20 (3 weeks ago)
Status: Undefined (on last analysis)
Analysis Date: 2026-04-24 23:01:20 (3 weeks ago)
Signed By: Jernej Simoncic
Status: Valid

The signature on WinIo64.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.

%sysdrive%

ThreatInfo has observed WinIo64.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.

Windows 10 99.0%
Windows 8.1 1.0%

The most common operating system signal for WinIo64.sys is Windows 10 with 99.0% 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.

WinIo64.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 0x00005064
Image base 0x0000000000010000

PE Sections:

Sections 5
Raw data 6656

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

.text 4096 bytes · 61.5% of section data
MD5 17c003291571982a11e8938252df47be
.rdata 512 bytes · 7.7% of section data
MD5 5b9c7d407dd75367946d0528cc15c036
.data 512 bytes · 7.7% of section data
MD5 043c46095689123e1f5be96c109c2f46
.pdata 512 bytes · 7.7% of section data
MD5 b4751b635910cb1534f1d09343399332
INIT 1024 bytes · 15.4% of section data
Uncommon name
MD5 98aafc40ea2ca3465ddd8d54e6f0dd63

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 97373d38bdd890a2f1224c7d1586db91.
  • 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.