avformat.dll file report

MD5 a74598ef0461137fe24965f14394dbf3
Latest seen 2024-12-30 23:01:19 (a year ago)
First seen 2024-12-30 23:01:19 (a year ago)
Size 1 MB
Publisher iQIYI
Product Decoder Library

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2024-12-30 23:01:19 (a year ago); latest analysis 2024-12-30 23:01:19 (a year ago).

Publisher context

Company metadata: iQIYI. Product metadata: Decoder Library.

Digital signature

Signed by BeiJing IQIYI Science & Techonology Co.,Ltd. The signature is reported as valid, but signed files can still be bundled or abused.

Observed locations

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

  1. Use the hash and metadata below to verify the exact file identity.
  2. Review publisher, signature, paths, and PE details for inconsistencies.
  3. Run a local scan if the file appears unexpectedly or starts with Windows.

avformat.dll is a Windows file recorded in the ThreatInfo database. It is associated with Decoder Library. The reported company name is iQIYI. The current detection status is Undefined, based on the latest analysis from 2024-12-30 23:01:19 (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.

Product Name: Decoder Library
Company Name: iQIYI
MD5: a74598ef0461137fe24965f14394dbf3
Size: 1 MB
First Published: 2024-12-30 23:01:19 (a year ago)
Latest Published: 2024-12-30 23:01:19 (a year ago)
Status: Undefined (on last analysis)
Analysis Date: 2024-12-30 23:01:19 (a year ago)

The signature on avformat.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.

%programfiles%\iqiyi video\lstyle

ThreatInfo has observed avformat.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.

100.0%

The strongest geographic signal for this file is United States with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 10 100.0%

The most common operating system signal for avformat.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.

avformat.dll is identified as pe for 32 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.

Subsystem: Windows GUI
PE Type: pe
OS Bitness: 32
Image Base: 0x10000000
Entry Address: 0x00001a8c

PE Sections:

Name Size of data MD5
.text 1105920 af5f4a3a70d71e32499192f44c69d446
.rdata 291328 fa53a35120723d5c5ef6d0b79df8edd9
.data 35328 2673f2b93c007785aa83f64c66be78a0
.idata 15360 524c71af61bf313daa09d5fab471c7e7
.00cfg 512 8833f44da6a10a6539c223e43752c33f
.rsrc 1536 186d96b60da178b9be2094d0216933bd
.reloc 33280 0cbcca650321d9bc70f7f2541c115f95

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.

More information: