GridinSoft Threat Intelligence

avcodec-58.dll file report

Under review File reputation report
MD5 3aa36bc5f3a43bfa2d0b270bab812169
Latest seen 2025-12-08 23:01:49 (5 months ago)
First seen 2023-09-14 23:01:20 (2 years ago)
Size 34 MB
Publisher FFmpeg Project
Product FFmpeg
Signed by Nelogica Sistemas de Software Ltda.

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2023-09-14 23:01:20 (2 years ago); latest analysis 2025-12-08 23:01:49 (5 months ago).

Publisher context

Company metadata: FFmpeg Project. Product metadata: FFmpeg.

Digital signature

Signed by Nelogica Sistemas de Software Ltda.. 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-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 2025-12-08 23:01:49 (5 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: 3aa36bc5f3a43bfa2d0b270bab812169
Size: 34 MB
First Published: 2023-09-14 23:01:20 (2 years ago)
Latest Published: 2025-12-08 23:01:49 (5 months ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-12-08 23:01:49 (5 months ago)

Overview

Signed By: Nelogica Sistemas de Software Ltda.
Status: Valid

The signature on avcodec-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:

%appdata%\nelogica\xptrader
%appdata%\nelogica\profit
%appdata%\nelogica\easytrader_01
%appdata%\nelogica\easytrader_glaucio
%appdata%\nelogica\easytrader
%appdata%\nelogica\torotrader
%appdata%\nelogica\ricotrader

ThreatInfo has observed avcodec-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 avcodec-58.dll across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Brazil
Share 100.0%
Low High activity

The strongest geographic signal for this file is Brazil 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 10 100.0%

The most common operating system signal for avcodec-58.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

avcodec-58.dll is identified as pe for 64-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.

Format pe
Architecture 64-bit
Subsystem Windows CUI
Entry point 0x000013d0
Image base 0x0000000180000000

PE Sections:

Sections 14
Raw data 36161024

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

.text 28498944 bytes · 78.8% of section data
Large raw data
MD5 476248f240cd58056968e46f0a13b9ce
.rotext 120320 bytes · 0.3% of section data
Uncommon name
MD5 d2102547e1d4155f40f61ab73e438c6e
.data 325120 bytes · 0.9% of section data
MD5 ccafec6a1aecf37289dcfa3ee8df12d9
.rdata 6329344 bytes · 17.5% of section data
Large raw data
MD5 c12cdfbd4caf825bb968816bca0860ea
.rodata 30720 bytes · 0.1% of section data
MD5 b41bc0116e9d39913ecf31ea25aaf043
.pdata 312832 bytes · 0.9% of section data
MD5 f630cb8de7a311279d4c3450eb8771ba
.xdata 431104 bytes · 1.2% of section data
Uncommon name
MD5 5c6da3830968532c3b7bbd90344fad85
.bss 0 bytes · 0.0% of section data
MD5 d41d8cd98f00b204e9800998ecf8427e
.edata 8192 bytes · 0.0% of section data
MD5 10daad55f237de71260c9a78074c850e
.idata 18432 bytes · 0.1% of section data
MD5 d3cf72219bbe21ad4147d91225a5c842
.CRT 512 bytes · 0.0% of section data
MD5 2961b168a5d2977d37b847009372876f
.tls 512 bytes · 0.0% of section data
MD5 c24a77f11fc6c11b6bf7ba07b53a8f9f
.rsrc 1024 bytes · 0.0% of section data
MD5 8ca8e8128be9a3ae662dc20b9e6d5c8b
.reloc 83968 bytes · 0.2% of section data
MD5 e70ad3fd252711cc86b08ccbe4b70d79

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 3aa36bc5f3a43bfa2d0b270bab812169.
  • 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.