GridinSoft Threat Intelligence
QbBridge.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
Potentially unwanted programs, bundlers, installers, and utilities with intrusive behavior. Related PUP reports help compare this file with nearby detections, publishers, and hashes.
First seen 2020-02-19 20:04:30 (6 years ago); latest analysis 2021-02-22 04:41:45 (5 years ago).
Company metadata: Tencent Inc.. Product metadata: 腾讯浏览服务组件.
Signed by Tencent Technology(Shenzhen) Company Limited. The signature is not reported as trusted and valid, which can indicate tampering, repackaging, or copied publisher data.
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
QbBridge.dll is a Windows file recorded in the ThreatInfo database. It is associated with 腾讯浏览服务组件. The reported company name is Tencent Inc.. The current detection status is Undefined, based on the latest analysis from 2021-02-22 04:41:45 (5 years ago). ThreatInfo groups this verdict with PUP reports for broader family-level investigation.
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: | 腾讯浏览服务组件 |
| Company Name: | Tencent Inc. |
| MD5: | 3ddd8c7742a6025924eddfcb51e45930 |
| Size: | 212 KB |
| First Published: | 2020-02-19 20:04:30 (6 years ago) |
| Latest Published: | 2021-02-22 04:41:45 (5 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2021-02-22 04:41:45 (5 years ago) |
Overview
| Signed By: | Tencent Technology(Shenzhen) Company Limited |
| Status: | Invalid (digital signature could be stolen or file could be patched) |
The signature on QbBridge.dll is not reported as trusted and valid. Invalid or suspicious signature data can indicate tampering, repackaging, or an unrelated file using copied publisher information.
Common Places:
| %programfiles%\tencent |
ThreatInfo has observed QbBridge.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 QbBridge.dll across 14 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Hong Kong with 31.6% 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 QbBridge.dll is Windows 10 with 87.2% 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
QbBridge.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.
a4fc7edf7f1d14cbbd9f4755fecd106b
9bf2cfc83b5c93cdd170aeef697a69f3
11b95f869c174a25e97b20067d691565
5fc70d37dd3ed04b3018f96d4841d844
bba5973bf198e1a42f6640e7061a3d5b
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.