GridinSoft Threat Intelligence
opencv_calib3d490.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2025-09-30 23:00:47 (8 months ago); latest analysis 2025-09-30 23:00:47 (8 months ago).
Product metadata: OpenCV library.
Signed by ZONER a.s.. 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
opencv_calib3d490.dll is a Windows file recorded in the ThreatInfo database. It is associated with OpenCV library. The current detection status is Undefined, based on the latest analysis from 2025-09-30 23:00:47 (8 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: | OpenCV library |
| MD5: | 95dab114273371be3da206b39589cdd4 |
| Size: | 3 MB |
| First Published: | 2025-09-30 23:00:47 (8 months ago) |
| Latest Published: | 2025-09-30 23:00:47 (8 months ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2025-09-30 23:00:47 (8 months ago) |
Overview
| Signed By: | ZONER a.s. |
| Status: | Valid |
The signature on opencv_calib3d490.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:
| %programfiles%\zoner photo studio x 19.2503.2.639 cz (x64) portable-ok\app\zoner |
ThreatInfo has observed opencv_calib3d490.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 opencv_calib3d490.dll across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.
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.
OS Version:
The most common operating system signal for opencv_calib3d490.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.
Analysis
opencv_calib3d490.dll is identified as pe for 64-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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
5409807a37e476efee1322f6f1af334e
873615e6e2fcb2b4148e93a68608b20d
2ce6917da153e05ec251715db799db39
25a519568d930035ee152338a079a94b
4844f4b33c09f1eb5b80c48fbc5e915e
4c3730e414b6cdade33fb685b0762901
7248c74a519bb68a441c9c748e5f1f1b
041dea9961b9e264f38780c07dbd3fef
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.