GridinSoft Threat Intelligence
libFFmpeg.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2022-03-17 23:25:01 (4 years ago); latest analysis 2022-03-31 23:23:48 (4 years ago).
Signed by Tencent Technology(Shenzhen) Company Limited. 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
libFFmpeg.dll is a Windows file recorded in the ThreatInfo database. It is associated with wxTransFF. The reported company name is Tencent. The current detection status is Undefined, based on the latest analysis from 2022-03-31 23:23:48 (4 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: | wxTransFF |
| Company Name: | Tencent |
| MD5: | a1d66fb3a2880786cd47aeb87e3bceff |
| Size: | 16 MB |
| First Published: | 2022-03-17 23:25:01 (4 years ago) |
| Latest Published: | 2022-03-31 23:23:48 (4 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2022-03-31 23:23:48 (4 years ago) |
Overview
| Signed By: | Tencent Technology(Shenzhen) Company Limited |
| Status: | Valid |
The signature on libFFmpeg.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%\tencent\wechat |
ThreatInfo has observed libFFmpeg.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 libFFmpeg.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 Tanzania, United Republic of 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 libFFmpeg.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
libFFmpeg.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.
c555b65d4c38b50861b587fac81d78b9
044cee9dd260822e781dd88e783a3e3a
d3b51ab6ae4c822b48a6aca6e91923fc
eea473a33393eb7e22e03298831be381
d52d9612800036692c0f39cbb55f456c
1f354d76203061bfdd5a53dae48d5435
8810aa1c3f9ca4df4bbddbc7b1aaa330
4dc6a360cdb83a724043a4dcf404d727
fe980d7a10429980739475440ef6498b
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.