qybase.dll file report

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• File Details
• Overview
• Analysis

Analyst brief

What this report says

ThreatInfo has not assigned a final verdict to qybase.dll. The metadata below can still help compare the file identity, origin, and observed behavior against a copy found on a device.

This page combines the detection verdict with file identity, publisher metadata, alternate names, observed paths, geography, OS signals, and PE details so the report reads as a triage record rather than a standalone download page.

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2021-02-14 04:08:47 (5 years ago); latest analysis 2021-02-14 04:08:47 (5 years 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 2021-02-14 04:08:47 (5 years 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

Overview

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.

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.

The strongest geographic signal for this file is Taiwan with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

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.

Analysis

qybase.dll is identified as pe for 32 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 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.