GridinSoft Threat Intelligence

swscale.dll file report

Under review File reputation report
MD5 275f0e204797979eb1716597e311431d
Latest seen 2021-04-18 20:47:13 (5 years ago)
First seen 2017-09-11 12:09:45 (8 years ago)
Size 397 KB
Publisher iQIYI
Product Decoder Library
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 12:09:45 (8 years ago); latest analysis 2021-04-18 20:47:13 (5 years ago).

Publisher context

Company metadata: iQIYI. Product metadata: Decoder Library.

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

swscale.dll is a Windows file recorded in the ThreatInfo database. It is associated with Decoder Library. The reported company name is iQIYI. The current detection status is Undefined, based on the latest analysis from 2021-04-18 20:47:13 (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: Decoder Library
Company Name: iQIYI
MD5: 275f0e204797979eb1716597e311431d
Size: 397 KB
First Published: 2017-09-11 12:09:45 (8 years ago)
Latest Published: 2021-04-18 20:47:13 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-04-18 20:47:13 (5 years ago)

Overview

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

The signature on swscale.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 swscale.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 swscale.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 swscale.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

swscale.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 0x00001060
Image base 0x62b80000

PE Sections:

Sections 12
Raw data 400384

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

.text 342528 bytes · 85.5% of section data
MD5 025c0a454b009eb7d266f4012fa59ffa
.data 512 bytes · 0.1% of section data
MD5 984656b7986e7352ccd9dfc96d6f3b1d
.rdata 11264 bytes · 2.8% of section data
MD5 c22450139b32eb485d802d668dfaed1c
.rodata 512 bytes · 0.1% of section data
MD5 52b569b74c67eabc7cfdb39564f42c1c
/4 33280 bytes · 8.3% of section data
Uncommon name
MD5 a567ef12dd82c365689374095537cb66
.bss 0 bytes · 0.0% of section data
MD5 00000000000000000000000000000000
.edata 1536 bytes · 0.4% of section data
MD5 c4bff2ee657e361364297dcfdc88eebb
.idata 1536 bytes · 0.4% of section data
MD5 ec16c676ae4e0e521f40d39c72702bd9
.CRT 512 bytes · 0.1% of section data
MD5 fb89ff638a8e26c6bb3b9188fd8bd2ae
.tls 512 bytes · 0.1% of section data
MD5 7d95cb6a6686a67c116b8cd9e394d5fb
.rsrc 1024 bytes · 0.3% of section data
MD5 436f4c00c0d937a52676afa6488a81c8
.reloc 7168 bytes · 1.8% of section data
MD5 40ad4bf85436e56d02ac178377e7de53

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 275f0e204797979eb1716597e311431d.
  • 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.