oneauth.dll file report

MD5 c9f4b7cbd96dfb88344e49c71598f841
Latest seen 2025-03-03 23:01:25 (a year ago)
First seen 2025-03-03 23:01:25 (a year ago)
Size 5 MB

Why it matters

Evidence available for this file

Detection

Latest status is clean for this hash.

Timeline

First seen 2025-03-03 23:01:25 (a year ago); latest analysis 2025-03-03 23:01:25 (a year ago).

Publisher context

Company metadata: Microsoft Corporation. Product metadata: Microsoft OneAuth Authentication Library.

Digital signature

Signed by Microsoft Corporation. ThreatInfo marks this publisher as trusted for this record.

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.

oneauth.dll is a Windows file recorded in the ThreatInfo database. It is associated with Microsoft OneAuth Authentication Library. The reported company name is Microsoft Corporation. The current detection status is Clean, based on the latest analysis from 2025-03-03 23:01:25 (a year 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.

Product Name: Microsoft OneAuth Authentication Library
Company Name: Microsoft Corporation
MD5: c9f4b7cbd96dfb88344e49c71598f841
Size: 5 MB
First Published: 2025-03-03 23:01:25 (a year ago)
Latest Published: 2025-03-03 23:01:25 (a year ago)
Status: Clean (on last analysis)
Analysis Date: 2025-03-03 23:01:25 (a year ago)
Signed By: Microsoft Corporation
Status: Trusted Publisher

ThreatInfo marks this publisher as trusted for this record, but the file hash and source should still match the expected software distribution.

%programfiles%\microsoft\edgecore
%programfiles%\microsoft\edgewebview\application

ThreatInfo has observed oneauth.dll 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.

100.0%

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

Windows 10 100.0%

The most common operating system signal for oneauth.dll 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.

oneauth.dll is identified as pe for 64 systems. The subsystem is Windows CUI. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

Subsystem: Windows CUI
PE Type: pe
OS Bitness: 64
Image Base: 0x0000000180000000
Entry Address: 0x0030c560

PE Sections:

Name Size of data MD5
.text 3603968 c551181954dc2c17ec8aac80406a0f74
.rdata 1914368 1806940640b85056965f87b8371c2e21
.data 151040 a28a1e6783f6e831e29b530265530c6f
.pdata 254464 75ce3df7899183f2ca2034cf065f5ec8
.gxfg 11264 22694e4922f4c9d0fa0fceea08fada52
.retplne 512 aee0136b09bc80b9cb8c12ca2405da4f
.tls 512 1f354d76203061bfdd5a53dae48d5435
_RDATA 512 eb4c55556fada09d2e501c71ddfded58
.rsrc 1536 660abfd3675e41f8db5a609f92acb321
.reloc 32256 acac379e383b5746404dc06a728049fc

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.

More information: