GridinSoft Threat Intelligence

qjpeg4.dll file report

Under review File reputation report
MD5 45d07056761375bc4213c6c2816cb8e4
Latest seen 2025-02-02 23:02:27 (a year ago)
First seen 2017-05-21 06:06:28 (8 years ago)
Size 196 KB
Publisher Digia Plc and/or its subsidiary(-ies)
Product Qt4

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-05-21 06:06:28 (8 years ago); latest analysis 2025-02-02 23:02:27 (a year ago).

Publisher context

Company metadata: Digia Plc and/or its subsidiary(-ies). Product metadata: Qt4.

Aliases

This hash has appeared under multiple file names, which can happen with repackaging, bundling, or deliberate renaming.

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

qjpeg4.dll is a Windows file recorded in the ThreatInfo database. It is associated with Qt4. The reported company name is Digia Plc and/or its subsidiary(-ies). The current detection status is Undefined, based on the latest analysis from 2025-02-02 23:02:27 (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.

File Details

Product Name: Qt4
Company Name: Digia Plc and/or its subsidiary(-ies)
MD5: 45d07056761375bc4213c6c2816cb8e4
Size: 196 KB
First Published: 2017-05-21 06:06:28 (8 years ago)
Latest Published: 2025-02-02 23:02:27 (a year ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-02-02 23:02:27 (a year ago)

Common Places:

%appdata%\cc\update\ced0a5eed9fb46945fe46ea6f06bef4a\updatetemp\pyqt4\plugins\imageformats
%appdata%\cc\update\3ed0311e0c185fea444a78632eef2736\updatetemp\pyqt4\plugins\imageformats
%appdata%\cc\plugins\cclive\10066\plugins\imageformats
%localappdata%\unotools

ThreatInfo has observed qjpeg4.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.

File Names:

2 observed names
qjpeg4.dll.data qjpeg4.dll

This hash has been seen with multiple file names. Alternate names can appear when software is updated, copied between folders, packed by an installer, or deliberately renamed to avoid recognition. Compare the exact MD5 above before assuming two names refer to the same file.

Geographic signal

Observed country distribution

ThreatInfo has seen qjpeg4.dll across 6 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Taiwan
Share 27.3%
Low High activity

The strongest geographic signal for this file is Taiwan with 27.3% 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 81.8%
Windows 7 9.1%
Windows 8.1 9.1%

The most common operating system signal for qjpeg4.dll is Windows 10 with 81.8% 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

qjpeg4.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 0x0002b942
Image base 0x10000000

PE Sections:

Sections 5
Raw data 200192

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

.text 176640 bytes · 88.2% of section data
MD5 420dd52fb73ae14bf2b8e81af0c987ce
.rdata 17920 bytes · 9.0% of section data
MD5 e0daa0c0486512c8b48a46c515168966
.data 512 bytes · 0.3% of section data
MD5 c1f1a34d3d779461bad4f8d7c4f9e9c6
.rsrc 1536 bytes · 0.8% of section data
MD5 f865ca8bae203807296262a8ee3ed5be
.reloc 3584 bytes · 1.8% of section data
MD5 743be7592880a4ad4454102688429ec6

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 45d07056761375bc4213c6c2816cb8e4.
  • 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.