GridinSoft Threat Intelligence
QDrive.sys threat report
GridinSoft Anti-Malware detection
Detected by GridinSoft before you download
The current ThreatInfo record shows this exact file hash detected as Suspicious Object. Download GridinSoft Anti-Malware to scan the device, confirm whether this file is present, and remove the detected object if it is found.
- Detection name
- Suspicious Object
- Recommended action
- Scan and remove
- Last analysis
- 2024-06-16 23:02:37 (2 years ago)
- File hash
- bf6a3a2a81cc904b7a2809f0962350c0
Why it matters
Why GridinSoft flags this file
GridinSoft identifies the sample as Suspicious Object, part of the Susp threat category.
Suspicious files with signals that require additional review before trust. Related Susp reports help compare this file with nearby detections, publishers, and hashes.
First seen 2017-05-21 14:10:46 (9 years ago); latest analysis 2024-06-16 23:02:37 (2 years ago).
Company metadata: QNAP Systems, Inc.. Product metadata: NetBak Replicator.
Signed by QNAP Systems, Inc.. 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
- Compare the MD5 above with the file found on the device.
- Check whether the file appears in the observed locations or under one of the alternate names.
- Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present. Review the Susp category for related samples and common context.
File context
QDrive.sys is a Windows file recorded in the ThreatInfo database. It is associated with NetBak Replicator. The reported company name is QNAP Systems, Inc.. The current detection status is Suspicious Object, based on the latest analysis from 2024-06-16 23:02:37 (2 years ago). ThreatInfo groups this verdict with Susp reports for broader family-level investigation.
If QDrive.sys appears on your computer unexpectedly, treat it as suspicious. Check its location, digital signature, and recent system changes before allowing it to run. A full anti-malware scan is recommended when this file is detected as Suspicious Object.
File Details
| Product Name: | NetBak Replicator |
| Company Name: | QNAP Systems, Inc. |
| MD5: | bf6a3a2a81cc904b7a2809f0962350c0 |
| Size: | 124 KB |
| First Published: | 2017-05-21 14:10:46 (9 years ago) |
| Latest Published: | 2024-06-16 23:02:37 (2 years ago) |
| Status: | Suspicious Object (on last analysis) | |
| Analysis Date: | 2024-06-16 23:02:37 (2 years ago) |
Detection screenshot
The screenshot is a visual record of a GridinSoft Anti-Malware detection for this sample. Use the hash and metadata above as the primary identifiers when comparing the file on your system.
Overview
| Signed By: | QNAP Systems, Inc. |
| Status: | Valid |
The signature on QDrive.sys 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:
| %localappdata%\temp |
| %temp% |
| %windir% |
ThreatInfo has observed QDrive.sys 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 QDrive.sys across 15 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 89.9% 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 QDrive.sys 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
QDrive.sys is identified as pe for 64-bit systems. The subsystem is Native. 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.
3c7868f2e2d0d0793a7d9282cbf38619
efd599b43161db3f55d5253789fa30c1
93b5e4e1ccac756674513f1f11ad35dc
f83c8539f2dc4b209c6118f6f88720cd
1144db971f46af205e6b7ce6a22174f7
39cdef42a743c3f427ba1daec4340c57
ce4bcf3bc84cea3f32681b38310f9f6f
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
GridinSoft detects this file as Suspicious Object
This report identifies QDrive.sys by MD5 bf6a3a2a81cc904b7a2809f0962350c0. It is part of the Susp report group. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.