GridinSoft Threat Intelligence
avformat-lav-57.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2017-09-12 06:05:59 (8 years ago); latest analysis 2022-08-25 23:16:57 (3 years ago).
Company metadata: FFmpeg Project. Product metadata: FFmpeg.
Signed by Hendrik Leppkes. 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-lav-57.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 2022-08-25 23:16:57 (3 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: | FFmpeg |
| Company Name: | FFmpeg Project |
| MD5: | bdb8aaa8216e8eda6621b348b5f9c9b8 |
| Size: | 1 MB |
| First Published: | 2017-09-12 06:05:59 (8 years ago) |
| Latest Published: | 2022-08-25 23:16:57 (3 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2022-08-25 23:16:57 (3 years ago) |
Overview
| Signed By: | Hendrik Leppkes |
| Status: | Valid |
The signature on avformat-lav-57.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%\splitcam\dsfilters\lavfilters |
| %programfiles%\splitcam\dsfilters |
| %programfiles%\frol9999\player\filters |
| %programfiles%\software\note5\note5_5.1.4.36469\main |
ThreatInfo has observed avformat-lav-57.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-lav-57.dll across 18 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Spain with 23.1% 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-lav-57.dll is Windows 10 with 68.8% 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
avformat-lav-57.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.
73f0977a1ecd0006138c55b15674e8ba
a5463ae26a57312eaf4a4eb4d8308ab1
7ae4381cba9b0a8f313622c8b7b513ef
00000000000000000000000000000000
24a01c748f8e9f867982677f76e3ea27
9d2ad8062f826347c453b151951cce21
891c7613d2004d51fd4e3ad40ec8c116
269c5d84a4f673d7c49cddf3b3bc736b
1c49b1b03ece9a78c5a4af5f5269b460
ba72cec8f6cff269f6b6057acd109fc1
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.