GridinSoft Threat Intelligence
QuiLib.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2025-04-12 23:01:54 (a year ago); latest analysis 2025-04-12 23:02:15 (a year ago).
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
QuiLib.dll is a Windows file recorded in the ThreatInfo database. It is associated with 爱奇艺视频界面库. The reported company name is 爱奇艺. The current detection status is Undefined, based on the latest analysis from 2025-04-12 23:02:15 (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: | 爱奇艺视频界面库 |
| Company Name: | 爱奇艺 |
| MD5: | 11d71f21a4defec44add745a55f3f482 |
| Size: | 2 MB |
| First Published: | 2025-04-12 23:01:54 (a year ago) |
| Latest Published: | 2025-04-12 23:02:15 (a year ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2025-04-12 23:02:15 (a year ago) |
Overview
| Signed By: | BeiJing IQIYI Science & Techonology Co.,Ltd |
| Status: | Valid |
The signature on QuiLib.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\13.3.5.9162\qyappplugin |
ThreatInfo has observed QuiLib.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 QuiLib.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 China 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 QuiLib.dll is Windows 7 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
QuiLib.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.
e49257457c78ea530b0bff57ec7ceb15
77920f487cd13f6682b8429ed1e836eb
12ca2c98e413c2c1c8c34cea6a78d11b
fc2f14d81e335ad78fd3a2189af093b9
633e3525ac7367686405e13fcdff15e2
3c666d3e7d2009653a046aad5b12d7b2
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.