GridinSoft Threat Intelligence
DuplicateFileFinderHelper.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
Potentially unwanted programs, bundlers, installers, and utilities with intrusive behavior. Related PUP reports help compare this file with nearby detections, publishers, and hashes.
First seen 2017-12-27 01:04:00 (8 years ago); latest analysis 2026-02-27 23:00:29 (3 months ago).
Company metadata: Auslogics. Product metadata: BoostSpeed.
Signed by Auslogics Labs Pty 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
DuplicateFileFinderHelper.dll is a Windows file recorded in the ThreatInfo database. It is associated with BoostSpeed. The reported company name is Auslogics. The current detection status is Undefined, based on the latest analysis from 2026-02-27 23:00:29 (3 months 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: | BoostSpeed |
| Company Name: | Auslogics |
| MD5: | 2149689c367fa315b65f727945e533c6 |
| Size: | 254 KB |
| First Published: | 2017-12-27 01:04:00 (8 years ago) |
| Latest Published: | 2026-02-27 23:00:29 (3 months ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2026-02-27 23:00:29 (3 months ago) |
Overview
| Signed By: | Auslogics Labs Pty Ltd |
| Status: | Valid |
The signature on DuplicateFileFinderHelper.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%\auslogics |
| %desktop%\auslogics boostspeed\app |
| %sysdrive%\adwcleaner\quarantine\rywtiizs2t |
| %sysdrive%\kit técnico pós formatação\- kit técnico pós formatação\programas\minstall\portables\tools\auslogics boostspeed\app |
| %desktop%\kittecnico32\kittecnico32\minstall\portables\tools\auslogics boostspeed\app |
| %sysdrive%\kittecnico32\minstall\portables\tools\auslogics boostspeed\app |
| %sysdrive%\kittecnico32\kittecnico32\minstall\portables\tools\auslogics boostspeed\app |
ThreatInfo has observed DuplicateFileFinderHelper.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 DuplicateFileFinderHelper.dll across 7 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Russian Federation with 42.9% 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 DuplicateFileFinderHelper.dll is Windows 10 with 60.7% 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
DuplicateFileFinderHelper.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.
b4aab2e303cb3fd4031ac91d84676b1f
671470526da429ea62a0f9de72cbc7ae
516263b8f1849e44cda1a81d9790f7d7
00000000000000000000000000000000
5b4e8d3b9c309fc32daab37ac8ad0a19
ea8cb07ba5ded584eb3f0169b94c8f5f
db5c25175dfaa343a760a5c0a7afeec2
4bdbf26bfd114dccfccda0be98f22bb1
442e951e9d8fa62ac872772b3d47c705
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.