GridinSoft Threat Intelligence
Newtonsoft.Json.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2020-09-29 20:13:52 (5 years ago); latest analysis 2026-01-01 23:01:41 (4 months ago).
Company metadata: Newtonsoft. Product metadata: Json.NET.
Signed by Json.NET (.NET Foundation). The signature is reported as valid, but signed files can still be bundled or abused.
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
- Use the hash and metadata below to verify the exact file identity.
- Review publisher, signature, paths, and PE details for inconsistencies.
- Run a local scan if the file appears unexpectedly or starts with Windows.
File context
Newtonsoft.Json.dll is a Windows file recorded in the ThreatInfo database. It is associated with Json.NET. The reported company name is Newtonsoft. The current detection status is Undefined, based on the latest analysis from 2026-01-01 23:01:41 (4 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: | Json.NET |
| Company Name: | Newtonsoft |
| MD5: | 8f81c9520104b730c25d90a9dd511148 |
| Size: | 560 KB |
| First Published: | 2020-09-29 20:13:52 (5 years ago) |
| Latest Published: | 2026-01-01 23:01:41 (4 months ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2026-01-01 23:01:41 (4 months ago) |
Overview
| Signed By: | Json.NET (.NET Foundation) |
| Status: | Valid |
The signature on Newtonsoft.Json.dll 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:
| %appdata% |
| %sysdrive%\roaming |
ThreatInfo has observed Newtonsoft.Json.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 Newtonsoft.Json.dll across 70 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Russian Federation with 14.8% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.
OS Version:
The most common operating system signal for Newtonsoft.Json.dll is Windows 10 with 95.5% 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
Newtonsoft.Json.dll is identified as pe for 32-bit 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.
.NET Info:
| MVID: | 569252d8-4325-4bb0-9feb-52c55f3e7f47 |
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
647910966e82c530cb531885883110e9
b65bca6c43f94a4414ea8a852fc1735e
70251e2b6b84048497deafb83f7fc91c
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.