GridinSoft Threat Intelligence

Microsoft.DiaSymReader.Native.x86.dll file report

Clean record File reputation report
MD5 4ff7094e3edfda47ced912012044296b
Latest seen 2026-05-13 20:01:14 (2 weeks ago)
First seen 2018-08-19 03:07:38 (7 years ago)
Size 1 MB
Publisher Microsoft Corporation
Product Microsoft® Visual Studio® 2017
Signed by Microsoft Corporation

Why it matters

Evidence available for this file

Detection

Latest status is clean for this hash.

Timeline

First seen 2018-08-19 03:07:38 (7 years ago); latest analysis 2026-05-13 20:01:14 (2 weeks ago).

Publisher context

Company metadata: Microsoft Corporation. Product metadata: Microsoft® Visual Studio® 2017.

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.

File context

Microsoft.DiaSymReader.Native.x86.dll is a Windows file recorded in the ThreatInfo database. It is associated with Microsoft® Visual Studio® 2017. The reported company name is Microsoft Corporation. The current detection status is Clean, based on the latest analysis from 2026-05-13 20:01:14 (2 weeks 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: Microsoft® Visual Studio® 2017
Company Name: Microsoft Corporation
MD5: 4ff7094e3edfda47ced912012044296b
Size: 1 MB
First Published: 2018-08-19 03:07:38 (7 years ago)
Latest Published: 2026-05-13 20:01:14 (2 weeks ago)
Status: Clean (on last analysis)
Analysis Date: 2026-05-13 20:01:14 (2 weeks ago)

Overview

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.

Common Places:

%commonappdata%
%programfiles%
%commonappdata%\totalav\updates\5_17_470
%commonappdata%\totalav\updates\5_15_69

ThreatInfo has observed Microsoft.DiaSymReader.Native.x86.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.

Geographic signal

Observed country distribution

ThreatInfo has seen Microsoft.DiaSymReader.Native.x86.dll across 56 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country United States
Share 13.9%
Low High activity

The strongest geographic signal for this file is United States with 13.9% 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 90.3%
Windows 7 7.0%
Windows 8.1 1.7%
Windows Vista 0.3%
Windows Server 2008 R2 0.3%
Windows Server 2012 R2 0.3%

The most common operating system signal for Microsoft.DiaSymReader.Native.x86.dll is Windows 10 with 90.3% 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

Microsoft.DiaSymReader.Native.x86.dll is identified as pe for 32-bit systems. The subsystem is Windows GUI. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

Format pe
Architecture 32-bit
Subsystem Windows GUI
Entry point 0x0003e9e0
Image base 0x10000000

PE Sections:

Sections 6
Raw data 1170944

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

.text 1102848 bytes · 94.2% of section data
MD5 aeeb52a5c84a01dd1fe5c45456af3509
.data 7680 bytes · 0.7% of section data
MD5 a2dee9f0b9022669982b9584d134c2d2
.idata 4608 bytes · 0.4% of section data
MD5 98e386f6fa214708d99e9d1ac45165ff
.didat 512 bytes · 0.0% of section data
Uncommon name
MD5 55ffac02ba84ce616bb35ce16a6345f7
.rsrc 1536 bytes · 0.1% of section data
MD5 03c04c6bef058b62cc5158c1fe40a2ba
.reloc 53760 bytes · 4.6% of section data
MD5 8f59b5ff27fc1952708451623db32131

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 4ff7094e3edfda47ced912012044296b.
  • 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.