GridinSoft Threat Intelligence
BavCommon.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2017-05-21 09:02:09 (9 years ago); latest analysis 2025-05-14 23:01:23 (a year ago).
Company metadata: Baidu, Inc.. Product metadata: Baidu Antivirus.
Signed by Baidu Online Network Technology (Beijing)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
BavCommon.dll is a Windows file recorded in the ThreatInfo database. It is associated with Baidu Antivirus. The reported company name is Baidu, Inc.. The current detection status is Undefined, based on the latest analysis from 2025-05-14 23:01:23 (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: | Baidu Antivirus |
| Company Name: | Baidu, Inc. |
| MD5: | 81494354769509b3ac2ce3d372ffe1a7 |
| Size: | 415 KB |
| First Published: | 2017-05-21 09:02:09 (9 years ago) |
| Latest Published: | 2025-05-14 23:01:23 (a year ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2025-05-14 23:01:23 (a year ago) |
Overview
| Signed By: | Baidu Online Network Technology (Beijing)Co., Ltd |
| Status: | Valid |
The signature on BavCommon.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%\pc faster\5.1.0.0\cloud security |
| %programfiles%\pc faster\cloud security |
| %programfiles%\pc faster\5.1.0.0 |
| %programfiles%\pc faster |
ThreatInfo has observed BavCommon.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 BavCommon.dll across 75 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Thailand with 19.1% 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 BavCommon.dll is Windows 7 with 54.3% 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
BavCommon.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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
65fe44c7bdcdf19afd88a48e1ad8718a
cd28049da1044360fd1f26702220661c
33e7fb5566bba9b790939f80d2a39123
5f5cdc0712d150ad4f4a12407c7ac94c
c6a02dc78eefdbf9f5cc370cd536d960
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.