GridinSoft Threat Intelligence
opencv_core4.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2023-09-04 23:19:35 (2 years ago); latest analysis 2023-09-07 23:31:28 (2 years ago).
Company metadata: Avanquest Software (7270356 Canada Inc.). Product metadata: PDF Suite 20.
Signed by Avanquest Software (7270356 Canada Inc). 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_core4.dll is a Windows file recorded in the ThreatInfo database. It is associated with PDF Suite 20. The reported company name is Avanquest Software (7270356 Canada Inc.). The current detection status is Undefined, based on the latest analysis from 2023-09-07 23:31:28 (2 years 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: | PDF Suite 20 |
| Company Name: | Avanquest Software (7270356 Canada Inc.) |
| MD5: | 129b4fe4253377d6ee0e075a27938035 |
| Size: | 3 MB |
| First Published: | 2023-09-04 23:19:35 (2 years ago) |
| Latest Published: | 2023-09-07 23:31:28 (2 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2023-09-07 23:31:28 (2 years ago) |
Overview
| Signed By: | Avanquest Software (7270356 Canada Inc) |
| Status: | Valid |
The signature on opencv_core4.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% |
ThreatInfo has observed opencv_core4.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_core4.dll across 2 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Colombia with 50.0% 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_core4.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_core4.dll is identified as pe for 64-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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
0807c75b0feb74f1086eeae3eaea923d
ab8f8913e4d20a3866c52fd913e5eb6f
b6bdf2027205ba2ac07543ed0d69090f
435a9df87d60a4e6f380f1fbc46e45d3
9af078de925c5fb7c579d664d35c527e
3a99445bdc14ffc039969bd952e7a55b
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.