GridinSoft Threat Intelligence

gmpopenh264.dll file report

Under review File reputation report
MD5 ea3d36516f6119e7480912bc6aba432f
Latest seen 2025-04-12 23:02:38 (a year ago)
First seen 2017-05-21 04:03:37 (9 years ago)
Size 703 KB
Signed by Mozilla Corporation

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-05-21 04:03:37 (9 years ago); latest analysis 2025-04-12 23:02:38 (a year ago).

Digital signature

Signed by Mozilla Corporation. 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

gmpopenh264.dll is a Windows file recorded in the ThreatInfo database. The current detection status is Undefined, based on the latest analysis from 2025-04-12 23:02:38 (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

MD5: ea3d36516f6119e7480912bc6aba432f
Size: 703 KB
First Published: 2017-05-21 04:03:37 (9 years ago)
Latest Published: 2025-04-12 23:02:38 (a year ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-04-12 23:02:38 (a year ago)

Overview

Signed By: Mozilla Corporation
Status: Valid

The signature on gmpopenh264.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%\profiles\phogotion.default\gmp-gmpopenh264\1.5.3
%appdata%\firefox\firefox\profiles\7qgyp28j.default\gmp-gmpopenh264\1.5.3
%appdata%\profiles\bd5uy06w.default\gmp-gmpopenh264\1.5.3
%appdata%\profiles\9ypqphxm.default\gmp-gmpopenh264\1.5.3
%appdata%\profiles\norakgrejety.default\gmp-gmpopenh264\1.5.3
%appdata%\profiles\yzzfdyu4.default\gmp-gmpopenh264\1.5.3
%appdata%\profiles\tmpdefault\gmp-gmpopenh264\1.5.3
%appdata%\profiles\cheesp.default\gmp-gmpopenh264\1.5.3
%appdata%\profiles\ewockceqly.default\gmp-gmpopenh264\1.5.3
%appdata%\profiles\ralight.default\gmp-gmpopenh264\1.5.3

ThreatInfo has observed gmpopenh264.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 gmpopenh264.dll across 71 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Indonesia
Share 16.8%
Low High activity

The strongest geographic signal for this file is Indonesia with 16.8% 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 44.7%
Windows 7 36.5%
Windows 8.1 13.3%
Windows XP 2.6%
Windows 8 2.1%
Windows Server 2012 R2 0.5%
Windows Vista 0.3%

The most common operating system signal for gmpopenh264.dll is Windows 10 with 44.7% 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

gmpopenh264.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.

Format pe
Architecture 32-bit
Subsystem Windows GUI
Entry point 0x00075b65
Image base 0x10000000

PE Sections:

Sections 5
Raw data 711168

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

.text 567808 bytes · 79.8% of section data
MD5 958ab174f39cfe0a5e6f6ca964bef4c5
.rdata 114176 bytes · 16.1% of section data
MD5 84ebedc3cf06552a17a4907930ca2db8
.data 8704 bytes · 1.2% of section data
MD5 40cfbe91f2e4f689dcd2d9444b482f3f
.rodata 4096 bytes · 0.6% of section data
MD5 9189db0f3c5b7df50552da6aa780c9b9
.reloc 16384 bytes · 2.3% of section data
MD5 355f8925160ea5c4359471b6e8c8aff5

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 ea3d36516f6119e7480912bc6aba432f.
  • 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.