GridinSoft Threat Intelligence
DuiLib.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
Programs that inject advertising, change browser behavior, or monetize traffic through bundled components. Related Adware reports help compare this file with nearby detections, publishers, and hashes.
First seen 2023-01-07 23:15:54 (3 years ago); latest analysis 2023-06-28 23:21:37 (2 years ago).
Signed by Shanghai Hudun Information Technology Co., Ltd.. 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
DuiLib.dll is a Windows file recorded in the ThreatInfo database. The current detection status is Undefined, based on the latest analysis from 2023-06-28 23:21:37 (2 years ago). ThreatInfo groups this verdict with Adware 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
| MD5: | 5a02f1846bd4eb0aab7343f6028fb3d1 |
| Size: | 906 KB |
| First Published: | 2023-01-07 23:15:54 (3 years ago) |
| Latest Published: | 2023-06-28 23:21:37 (2 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2023-06-28 23:21:37 (2 years ago) |
Overview
| Signed By: | Shanghai Hudun Information Technology Co., Ltd. |
| Status: | Valid |
The signature on DuiLib.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% |
ThreatInfo has observed DuiLib.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 DuiLib.dll across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Turkey with 100.0% 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 DuiLib.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
DuiLib.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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
851c57bca5757ea3e34b38a7b7a9e2da
16f15b30480991675212fff95b7a4df2
c10f44eea3963fb2f54b1fc4ba7509cb
adb00c88d5919bab3c4b160cbf2abed5
a9ff5bf6bc641b9162e2ccddb65cba2c
a713a886e740eebbf93d8e0fe58b9918
a9cf335f7df51e28dc46d6dd1d8cfc7d
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.