GridinSoft Threat Intelligence
qdu.exe.6636717C9D17D5A7C175CF943D5EDF9B 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 2022-08-05 23:21:21 (3 years ago); latest analysis 2026-01-31 23:00:56 (4 months ago).
Company metadata: Digital Protection Services S.R.L. Product metadata: Quick Driver Updater.
Signed by Digital Protection Services S.R.L. 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
qdu.exe.6636717C9D17D5A7C175CF943D5EDF9B is a Windows file recorded in the ThreatInfo database. It is associated with Quick Driver Updater. The reported company name is Digital Protection Services S.R.L. The current detection status is Undefined, based on the latest analysis from 2026-01-31 23:00:56 (4 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: | Quick Driver Updater |
| Company Name: | Digital Protection Services S.R.L |
| MD5: | dfe06df90a37a45b23e33f510dda9554 |
| Size: | 3 MB |
| First Published: | 2022-08-05 23:21:21 (3 years ago) |
| Latest Published: | 2026-01-31 23:00:56 (4 months ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2026-01-31 23:00:56 (4 months ago) |
Overview
| Signed By: | Digital Protection Services S.R.L |
| Status: | Valid |
The signature on qdu.exe.6636717C9D17D5A7C175CF943D5EDF9B 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:
| %commonappdata%\bullguard |
| %programfiles% |
| %windir%\temp |
ThreatInfo has observed qdu.exe.6636717C9D17D5A7C175CF943D5EDF9B 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 qdu.exe.6636717C9D17D5A7C175CF943D5EDF9B across 6 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Germany with 62.3% 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 qdu.exe.6636717C9D17D5A7C175CF943D5EDF9B 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
qdu.exe.6636717C9D17D5A7C175CF943D5EDF9B 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.
da35e978b1f36d375ba2057365eab39c
f0a8906f3d99e6d68ca85d0522d4fc05
d8712fa9b37da75cc6cf5dbc79aa0ee0
9b809584145a81362ef50311f91709a6
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.