GridinSoft Threat Intelligence

tap0901.sys file report

Under review File reputation report
MD5 d765f43cbea72d14c04af3d2b9c8e54b
Latest seen 2026-02-25 23:00:31 (3 months ago)
First seen 2017-05-22 09:02:12 (9 years ago)
Size 26 KB
Publisher The OpenVPN Project
Product TAP-Windows Virtual Network Driver (NDIS 6.0)

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-05-22 09:02:12 (9 years ago); latest analysis 2026-02-25 23:00:31 (3 months ago).

Publisher context

Company metadata: The OpenVPN Project. Product metadata: TAP-Windows Virtual Network Driver (NDIS 6.0).

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

tap0901.sys is a Windows file recorded in the ThreatInfo database. It is associated with TAP-Windows Virtual Network Driver (NDIS 6.0). The reported company name is The OpenVPN Project. The current detection status is Undefined, based on the latest analysis from 2026-02-25 23:00:31 (3 months 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: TAP-Windows Virtual Network Driver (NDIS 6.0)
Company Name: The OpenVPN Project
MD5: d765f43cbea72d14c04af3d2b9c8e54b
Size: 26 KB
First Published: 2017-05-22 09:02:12 (9 years ago)
Latest Published: 2026-02-25 23:00:31 (3 months ago)
Status: Undefined (on last analysis)
Analysis Date: 2026-02-25 23:00:31 (3 months ago)

Common Places:

%localappdata%\slimware utilities inc\slimdrivers\backups\20170418t193350989849\tap0901
%localappdata%\slimware utilities inc\slimdrivers\backups\20170419t072743812710\tap0901
%localappdata%\slimware utilities inc\driverupdate\backups\20170518t013432141478
%localappdata%\slimware utilities inc\driverupdate\backups\20170522t084201558068
%localappdata%\slimware utilities inc\driverupdate\backups\20170526t112911076999
%localappdata%\slimware utilities inc\driverupdate\backups\20170601t051451121229
%localappdata%\slimware utilities inc\driverupdate\backups\20170818t120938012
%localappdata%\slimware utilities inc\driverupdate\backups\20171104t135626369
%localappdata%\slimware utilities inc\slimdrivers\backups\20190103t131140590530
%localappdata%\slimware utilities inc\driverupdate\backups\20190911t221357271

ThreatInfo has observed tap0901.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 tap0901.sys across 17 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Australia
Share 17.1%
Low High activity

The strongest geographic signal for this file is Australia with 17.1% 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 80.0%
Windows 7 20.0%

The most common operating system signal for tap0901.sys is Windows 10 with 80.0% 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

tap0901.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 0x00009208
Image base 0x0000000000010000

PE Sections:

Sections 8
Raw data 26112

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

.text 15360 bytes · 58.8% of section data
MD5 13e0a6d81feb7741a8f8e282a91256aa
.rdata 2048 bytes · 7.8% of section data
MD5 b8c54e8b886306f089ae659205977c3d
.data 512 bytes · 2.0% of section data
MD5 0266f0dc44e1780d2c6742a6b34d82ba
.pdata 1024 bytes · 3.9% of section data
MD5 e72955674d3272b48ed5b0bc7087b053
PAGE 3584 bytes · 13.7% of section data
Uncommon name
MD5 ffa6c869f95566c6540068e472ecbbb6
INIT 2048 bytes · 7.8% of section data
Uncommon name
MD5 2ecc6e562309a577ec1da7ad6a3ab889
.rsrc 1024 bytes · 3.9% of section data
MD5 7c1c2aec7c2f0f8a95f48c54f4470ee8
.reloc 512 bytes · 2.0% of section data
MD5 aca6ade77d91ca2829be6cb9b6639501

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 d765f43cbea72d14c04af3d2b9c8e54b.
  • 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.