GridinSoft Threat Intelligence
osclientcerts.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2021-10-08 20:44:32 (4 years ago); latest analysis 2021-10-08 20:44:32 (4 years ago).
Company metadata: Mozilla Foundation. Product metadata: Firefox Nightly.
Signed by Mozilla Corporation. 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
osclientcerts.dll is a Windows file recorded in the ThreatInfo database. It is associated with Firefox Nightly. The reported company name is Mozilla Foundation. The current detection status is Undefined, based on the latest analysis from 2021-10-08 20:44:32 (4 years 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: | Firefox Nightly |
| Company Name: | Mozilla Foundation |
| MD5: | 8f4f54dbe01aa2e0b742cccb9fed810a |
| Size: | 366 KB |
| First Published: | 2021-10-08 20:44:32 (4 years ago) |
| Latest Published: | 2021-10-08 20:44:32 (4 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2021-10-08 20:44:32 (4 years ago) |
Overview
| Signed By: | Mozilla Corporation |
| Status: | Valid |
The signature on osclientcerts.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%\hvytube\.local-firefox\win64-95.0a1 |
ThreatInfo has observed osclientcerts.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 osclientcerts.dll across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Poland 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:
The most common operating system signal for osclientcerts.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
osclientcerts.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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
e75a7edff22a8bd30a08d8a57289b2f9
85c6dbf562850e0340ab870c17a3a345
2ce54b8dd1e8ffcbb2933ef5898da4cf
03604508697b2629b03e99f544fb55dd
f4d1d28e34607ad801c51d8c9096714e
bf619eac0cdf3f68d496ea9344137e8b
c8416bc00ac87d101f62644d04dbe766
a85f9e2b0cb49cf7797a3df61f5af90e
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.