GridinSoft Threat Intelligence
qtiff.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2018-01-18 15:11:16 (8 years ago); latest analysis 2021-02-27 16:48:56 (5 years ago).
Company metadata: The Qt Company Ltd. Product metadata: Qt5.
Signed by Corel Corporation. The signature is reported as valid, but signed files can still be bundled or abused.
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
- Use the hash and metadata below to verify the exact file identity.
- Review publisher, signature, paths, and PE details for inconsistencies.
- Run a local scan if the file appears unexpectedly or starts with Windows.
File context
qtiff.dll is a Windows file recorded in the ThreatInfo database. It is associated with Qt5. The reported company name is The Qt Company Ltd. The current detection status is Undefined, based on the latest analysis from 2021-02-27 16:48:56 (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
| Product Name: | Qt5 |
| Company Name: | The Qt Company Ltd |
| MD5: | 4aa7b3980cb659581dab3a5047c4ec57 |
| Size: | 352 KB |
| First Published: | 2018-01-18 15:11:16 (8 years ago) |
| Latest Published: | 2021-02-27 16:48:56 (5 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2021-02-27 16:48:56 (5 years ago) |
Overview
| Signed By: | Corel Corporation |
| Status: | Valid |
The signature on qtiff.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%\winzip system utilities suite |
ThreatInfo has observed qtiff.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 qtiff.dll across 11 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is United States with 35.7% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.
OS Version:
The most common operating system signal for qtiff.dll is Windows 10 with 58.6% 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
qtiff.dll is identified as pe for 64-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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
f6ece0b5d558667cb9bc2a429abe4406
7b5fb357ce2c820a5687318d5e59d6a8
1b0336a462cc9f69c2d68b8910217d8e
021f389e35fe129365c22493987b7672
33c5e3378666cd34f60ea5c35c8d4349
1f354d76203061bfdd5a53dae48d5435
dcabb1b6e61d3c5be48bc660afb2ce40
7684af262f8023750b2de76a8b4957c0
edee43f99bed3af9ea3bf1386e1b4a8d
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.