GridinSoft Threat Intelligence

avcodec.dll file report

Under review File reputation report
MD5 8fb89a344e69e9a07eb0cabcdbc41648
Latest seen 2025-04-12 23:02:09 (a year ago)
First seen 2025-04-12 23:02:09 (a year ago)
Size 13 MB
Publisher iQIYI
Product Decoder Library
Signed by BeiJing IQIYI Science & Techonology Co.,Ltd;Beijing iQIYI Science & Technology Co., Ltd.

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2025-04-12 23:02:09 (a year ago); latest analysis 2025-04-12 23:02:09 (a year ago).

Publisher context

Company metadata: iQIYI. Product metadata: Decoder Library.

Digital signature

Signed by BeiJing IQIYI Science & Techonology Co.,Ltd;Beijing iQIYI Science & Technology 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.

File context

avcodec.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 2025-04-12 23:02:09 (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: Decoder Library
Company Name: iQIYI
MD5: 8fb89a344e69e9a07eb0cabcdbc41648
Size: 13 MB
First Published: 2025-04-12 23:02:09 (a year ago)
Latest Published: 2025-04-12 23:02:09 (a year ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-04-12 23:02:09 (a year ago)

Overview

Signed By: BeiJing IQIYI Science & Techonology Co.,Ltd;Beijing iQIYI Science & Technology Co., Ltd.
Status: Valid

The signature on avcodec.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%\iqiyi video\lstyle\13.3.5.9162\qyappplugin

ThreatInfo has observed avcodec.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 avcodec.dll across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country China
Share 100.0%
Low High activity

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

OS Version:

Windows 7 100.0%

The most common operating system signal for avcodec.dll is Windows 7 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

avcodec.dll is identified as pe for 64-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.

Format pe
Architecture 64-bit
Subsystem Windows GUI
Entry point 0x000010d2
Image base 0x0000000180000000

PE Sections:

Sections 10
Raw data 14279680

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.text 9331712 bytes · 65.3% of section data
Large raw data
MD5 d5b3d3285e5018bdfbcfccc99f25eb4b
.rdata 4330496 bytes · 30.3% of section data
MD5 30c36fb320e077a1a6ae50dc9af18a61
.data 147968 bytes · 1.0% of section data
MD5 8faaeafb8ec27a8e937b5cd111120e19
.pdata 155648 bytes · 1.1% of section data
MD5 ce3d528819483715e402263b7abdda8f
.idata 16384 bytes · 0.1% of section data
MD5 42d1899d45ccab922cce65d97fe393ab
.rodata 44032 bytes · 0.3% of section data
MD5 787d0a3aac7365a809898b20ddfa9668
.00cfg 512 bytes · 0.0% of section data
Uncommon name
MD5 d784cd8bfe4f3e29098fe435aef0534a
_RDATA 167424 bytes · 1.2% of section data
Uncommon name
MD5 ed17d8818d25848312892ee39fa769d4
.rsrc 1536 bytes · 0.0% of section data
MD5 38a0179d65524faf3a424036b4b4dcac
.reloc 83968 bytes · 0.6% of section data
MD5 ea977d78e1594242a067aeb0a68cfdcb

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.

Scan with GridinSoft Anti-Malware Use a local scan if the file origin or behavior is unclear. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with 8fb89a344e69e9a07eb0cabcdbc41648.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan if the source, path, or behavior looks unusual.