GridinSoft Threat Intelligence
mc_dec_mp4v.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2017-05-24 15:08:19 (9 years ago); latest analysis 2026-01-28 23:01:17 (4 months ago).
Company metadata: MainConcept GmbH. Product metadata: MainConcept® Mpeg-4 Video Decoder Engine.
Signed by DivX, LLC. 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
mc_dec_mp4v.dll is a Windows file recorded in the ThreatInfo database. It is associated with MainConcept® Mpeg-4 Video Decoder Engine. The reported company name is MainConcept GmbH. The current detection status is Undefined, based on the latest analysis from 2026-01-28 23:01:17 (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: | MainConcept® Mpeg-4 Video Decoder Engine |
| Company Name: | MainConcept GmbH |
| MD5: | 1d4d01156c2d61f46dd66ae6ce934576 |
| Size: | 1 MB |
| First Published: | 2017-05-24 15:08:19 (9 years ago) |
| Latest Published: | 2026-01-28 23:01:17 (4 months ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2026-01-28 23:01:17 (4 months ago) |
Overview
| Signed By: | DivX, LLC |
| Status: | Valid |
The signature on mc_dec_mp4v.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%\videoredotvsuite5 |
| %programfiles% |
ThreatInfo has observed mc_dec_mp4v.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 mc_dec_mp4v.dll across 30 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Poland with 15.6% 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 mc_dec_mp4v.dll is Windows 10 with 58.8% 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
mc_dec_mp4v.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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
657f3b73aaaa848ce2dc29fd2f5460ce
528b0178f53d75584a0a900fe7faf7da
0838b7b0336671d515815ac599985e94
cef911c19ea7a7848ddd37089156bc9f
97b540e45b676acc45c4e44c41083f7d
0f3eb7003e2cab8b33be978ab4e6e3f0
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.