GridinSoft Threat Intelligence
libprotobuf.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2024-12-30 23:01:16 (a year ago); latest analysis 2024-12-30 23:01:16 (a year ago).
Company metadata: Google Inc.. Product metadata: Protocol Buffers - Google's Data Interchange Format.
Signed by BeiJing IQIYI Science & Techonology Co.,Ltd. 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
libprotobuf.dll is a Windows file recorded in the ThreatInfo database. It is associated with Protocol Buffers - Google's Data Interchange Format. The reported company name is Google Inc.. The current detection status is Undefined, based on the latest analysis from 2024-12-30 23:01:16 (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: | Protocol Buffers - Google's Data Interchange Format |
| Company Name: | Google Inc. |
| MD5: | 86df4f9251955e074f8b31c7e69b8641 |
| Size: | 2 MB |
| First Published: | 2024-12-30 23:01:16 (a year ago) |
| Latest Published: | 2024-12-30 23:01:16 (a year ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2024-12-30 23:01:16 (a year ago) |
Overview
| Signed By: | BeiJing IQIYI Science & Techonology Co.,Ltd |
| Status: | Valid |
The signature on libprotobuf.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 |
ThreatInfo has observed libprotobuf.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 libprotobuf.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 United States 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 libprotobuf.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
libprotobuf.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.
3a8d53500a444a51b6c4d733ff4d6137
9e4cbf4d3243608766780b03bd946885
3d765bfb4e8fefa10707aada9ecc6665
14ee3120719d5729898b648d399ee475
98e83cc6f68ab9fdad7eadf4ec2c22e5
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.