GridinSoft Threat Intelligence
ModuleFirefox.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2018-12-23 04:04:11 (7 years ago); latest analysis 2025-11-08 23:01:12 (6 months ago).
Company metadata: Yandex LLC. Product metadata: ModuleFirefox.
Signed by YANDEX LLC. 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
ModuleFirefox.dll is a Windows file recorded in the ThreatInfo database. It is associated with ModuleFirefox. The reported company name is Yandex LLC. The current detection status is Undefined, based on the latest analysis from 2025-11-08 23:01:12 (6 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: | ModuleFirefox |
| Company Name: | Yandex LLC |
| MD5: | 213cef17d5d9ecce3c20dbf6149b5ced |
| Size: | 164 KB |
| First Published: | 2018-12-23 04:04:11 (7 years ago) |
| Latest Published: | 2025-11-08 23:01:12 (6 months ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2025-11-08 23:01:12 (6 months ago) |
Overview
| Signed By: | YANDEX LLC |
| Status: | Valid |
The signature on ModuleFirefox.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:
| %localappdata%\yandex\browsermanager |
| %profile%\dmin\local settings\application data\yandex\browsermanager |
| %profile%\ser\local settings\application data\yandex\browsermanager |
ThreatInfo has observed ModuleFirefox.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 ModuleFirefox.dll across 33 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Russian Federation with 76.3% 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 ModuleFirefox.dll is Windows 10 with 65.2% 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
ModuleFirefox.dll is identified as pe for 32-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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
2d62d377ea63357935ad85be898c1f2e
53135304e289540213e75cf67ea2e4f6
94396dfd17f3c4fabd891a90135c49d2
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.