GridinSoft Threat Intelligence
avutil-56.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2019-04-09 23:30:11 (7 years ago); latest analysis 2025-06-08 23:00:58 (a year ago).
Company metadata: FFmpeg Project. Product metadata: FFmpeg.
Signed by TBENM Corp. 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
avutil-56.dll is a Windows file recorded in the ThreatInfo database. It is associated with FFmpeg. The reported company name is FFmpeg Project. The current detection status is Undefined, based on the latest analysis from 2025-06-08 23:00:58 (a year 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: | FFmpeg |
| Company Name: | FFmpeg Project |
| MD5: | 5074806f6e9deec3fd6d8d80a7c88c1e |
| Size: | 661 KB |
| First Published: | 2019-04-09 23:30:11 (7 years ago) |
| Latest Published: | 2025-06-08 23:00:58 (a year ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2025-06-08 23:00:58 (a year ago) |
Overview
| Signed By: | TBENM Corp |
| Status: | Valid |
The signature on avutil-56.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 avutil-56.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 avutil-56.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 Korea, Republic of with 93.3% 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 avutil-56.dll is Windows 10 with 93.3% 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
avutil-56.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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
3fcb70763af1dcdfbadb082725312fa2
2ccb74ad32f3a24b1d05b1da9b259319
7bff72fe52eedf7a6972360edb67b9db
00000000000000000000000000000000
d75e50796c5a97cc30786b62d21383d0
57e514c5587ad3908a414944febfc680
033c3b4cad82b837fe5782736761b23c
bf619eac0cdf3f68d496ea9344137e8b
b97ba035504ee771f8a5ba3d64d5ce07
9f0f1002067b404ecebed71975520c53
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.