qybase.dll file report

MD5 9346e0ba4a0e65c1f006277fa781c53d
Latest seen 2025-01-03 23:02:25 (a year ago)
First seen 2025-01-03 23:02:25 (a year ago)
Size 355 KB
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 23:02:25 (a year ago); latest analysis 2025-01-03 23:02:25 (a year ago).

Publisher context

Company metadata: 爱奇艺. Product metadata: 爱奇艺基础类库.

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.

qybase.dll is a Windows file recorded in the ThreatInfo database. It is associated with 爱奇艺基础类库. The reported company name is 爱奇艺. The current detection status is Undefined, based on the latest analysis from 2025-01-03 23:02:25 (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: 爱奇艺基础类库
Company Name: 爱奇艺
MD5: 9346e0ba4a0e65c1f006277fa781c53d
Size: 355 KB
First Published: 2025-01-03 23:02:25 (a year ago)
Latest Published: 2025-01-03 23:02:25 (a year ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-01-03 23:02:25 (a year ago)

The signature on qybase.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 qybase.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.

100.0%

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.

Windows 10 100.0%

The most common operating system signal for qybase.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.

qybase.dll is identified as pe for 64 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.

Subsystem: Windows GUI
PE Type: pe
OS Bitness: 64
Image Base: 0x0000000180000000
Entry Address: 0x00034514

PE Sections:

Name Size of data MD5
.text 224256 eef5feaa5d9a259036793739ada3b5b2
.rdata 105984 3801eadf5cc0b5659a5fa04c6cd6961d
.data 5632 1a3e9f25fa756999d83b88d7e658d54c
.pdata 13824 46dd3bfb7ab4ab98f480f8946ab16e89
.rsrc 1536 36f3f1563556ec6127c4820ba78beacf
.reloc 1024 33b106e5aadadf0c892ca99797db9ee1

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.

More information: