GridinSoft Threat Intelligence
avformat-58.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2019-04-09 23:30:18 (7 years ago); latest analysis 2025-06-08 23:00:58 (11 months 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
avformat-58.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 (11 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: | FFmpeg |
| Company Name: | FFmpeg Project |
| MD5: | b838a7c90b1352e703958b296a296dc7 |
| Size: | 5 MB |
| First Published: | 2019-04-09 23:30:18 (7 years ago) |
| Latest Published: | 2025-06-08 23:00:58 (11 months ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2025-06-08 23:00:58 (11 months ago) |
Overview
| Signed By: | TBENM Corp |
| Status: | Valid |
The signature on avformat-58.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 avformat-58.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 avformat-58.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 avformat-58.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
avformat-58.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.
9eb463b7a8e8a611c549e52eb378abaf
71718a97f9b44a775f53db996667dc91
23af78e987b692fe88e6ec3637e78420
00000000000000000000000000000000
7b486f3a95246c872a37dfb72b73ee7a
faa148e092970e60ed55528ed98bb9a0
7ef3ed4c0ccbbc7906489622cf9548a8
bf619eac0cdf3f68d496ea9344137e8b
c78319f10ea23f57b001b680bace920b
a279715616f8890f09c6f9dcf1f53d1e
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.