GridinSoft Threat Intelligence

netdoctor.dll file report

Under review File reputation report
MD5 5d4bf2223a0f135684553d9254b35992
Latest seen 2021-04-18 20:35:39 (5 years ago)
First seen 2017-09-11 12:09:46 (8 years ago)
Size 2 MB
Publisher IQIYI
Product netdoctor.dll
Signed by BEIJING QIYI CENTURY SCIENCE@amp;TECHNOLOGY CO.,LTD.

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Category context

Potentially unwanted programs, bundlers, installers, and utilities with intrusive behavior. Related PUP reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2017-09-11 12:09:46 (8 years ago); latest analysis 2021-04-18 20:35:39 (5 years ago).

Publisher context

Company metadata: IQIYI. Product metadata: netdoctor.dll.

Digital signature

Signed by BEIJING QIYI CENTURY SCIENCE@amp;TECHNOLOGY 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.

File context

netdoctor.dll is a Windows file recorded in the ThreatInfo database. It is associated with netdoctor.dll. The reported company name is IQIYI. The current detection status is Undefined, based on the latest analysis from 2021-04-18 20:35:39 (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: netdoctor.dll
Company Name: IQIYI
MD5: 5d4bf2223a0f135684553d9254b35992
Size: 2 MB
First Published: 2017-09-11 12:09:46 (8 years ago)
Latest Published: 2021-04-18 20:35:39 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-04-18 20:35:39 (5 years ago)

Overview

Signed By: BEIJING QIYI CENTURY SCIENCE@amp;TECHNOLOGY CO.,LTD.
Status: Valid

The signature on netdoctor.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
%programfiles%\iqiyi video

ThreatInfo has observed netdoctor.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 netdoctor.dll across 2 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Taiwan
Share 60.0%
Low High activity

The strongest geographic signal for this file is Taiwan with 60.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 10 60.0%
Windows 7 40.0%

The most common operating system signal for netdoctor.dll is Windows 10 with 60.0% 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

netdoctor.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.

Format pe
Architecture 32-bit
Subsystem Windows GUI
Entry point 0x0012ec12
Image base 0x10000000

PE Sections:

Sections 7
Raw data 2234368

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

.text 1824256 bytes · 81.6% of section data
MD5 3815f539ca9ecf2008d7506cbb203cf6
.rdata 283136 bytes · 12.7% of section data
MD5 00a370294635960cba11f603485ddc07
.data 42496 bytes · 1.9% of section data
MD5 2f2e0e6ca408804bb8f122f904e98418
.idata 5632 bytes · 0.3% of section data
MD5 9130e6176c70f61c3625d3f75f2aa780
.tls 1024 bytes · 0.0% of section data
MD5 0f343b0931126a20f133d67c2b018a3b
.rsrc 2048 bytes · 0.1% of section data
MD5 c18c2927a09d11c790af80e30fbaa5a7
.reloc 75776 bytes · 3.4% of section data
MD5 de4a3be73832e988dfd88cc56d04afd9

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 5d4bf2223a0f135684553d9254b35992.
  • 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. Use the PUP category to compare similar reports.