GridinSoft Threat Intelligence

Quilib.dll file report

Under review File reputation report
MD5 29316ab3fdb681b4fe24bc19fa931aea
Latest seen 2025-01-03 23:02:30 (a year ago)
First seen 2025-01-03 23:02:30 (a year ago)
Size 3 MB
Publisher 爱奇艺

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2025-01-03 23:02:30 (a year ago); latest analysis 2025-01-03 23:02:30 (a year ago).

Publisher context

Company metadata: 爱奇艺. Product metadata: 爱奇艺视频界面库.

Digital signature

Signed by BeiJing IQIYI Science & Techonology Co.,Ltd. The signature is reported as valid, but signed files can still be bundled or abused.

Observed locations

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

  1. Use the hash and metadata below to verify the exact file identity.
  2. Review publisher, signature, paths, and PE details for inconsistencies.
  3. Run a local scan if the file appears unexpectedly or starts with Windows.

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 2025-01-03 23:02:30 (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.

Product Name: 爱奇艺视频界面库
Company Name: 爱奇艺
MD5: 29316ab3fdb681b4fe24bc19fa931aea
Size: 3 MB
First Published: 2025-01-03 23:02:30 (a year ago)
Latest Published: 2025-01-03 23:02:30 (a year ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-01-03 23:02:30 (a year ago)

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.

%programfiles%\iqiyi video\lstyle\12.12.0.8857\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.

Windows 10 100.0%

The most common operating system signal for Quilib.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.

Quilib.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.

Format pe
Architecture 64-bit
Subsystem Windows GUI
Entry point 0x001e8bc4
Image base 0x0000000180000000

PE Sections:

Sections 6
Raw data 3134976

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.text 2125824 bytes · 67.8% of section data
MD5 c8ff7dfa40e42ceb671df009cf54ebe3
.rdata 799232 bytes · 25.5% of section data
MD5 978b1994255425b016ba5747a10de71a
.data 26624 bytes · 0.8% of section data
MD5 60c777d13b1439dde469c016cf5493ae
.pdata 157696 bytes · 5.0% of section data
MD5 8b823a1e28f988c9147ba2c27804641a
.rsrc 1024 bytes · 0.0% of section data
MD5 d09becf261779e2826b7a5479eb97a8f
.reloc 24576 bytes · 0.8% of section data
MD5 e32bbd4ae4756627b8034add95b9c423

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.

Scan with GridinSoft Anti-Malware Use a local scan if the file origin or behavior is unclear. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with 29316ab3fdb681b4fe24bc19fa931aea.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan if the source, path, or behavior looks unusual.