GridinSoft Threat Intelligence
RtsUer.sys file report
Why it matters
Evidence available for this file
Latest status is clean for this hash.
First seen 2026-02-25 23:00:33 (3 months ago); latest analysis 2026-02-25 23:00:33 (3 months ago).
Company metadata: Realsil Semiconductor Corporation. Product metadata: Windows (R) Win 7 DDK driver.
Signed by Realtek Semiconductor Corp.. ThreatInfo marks this publisher as trusted for this record.
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
- Confirm the hash and publisher match the expected software.
- Review the observed locations and signature information below.
- Rescan if the file was downloaded from an unknown source or appears in an unusual path.
File context
RtsUer.sys is a Windows file recorded in the ThreatInfo database. It is associated with Windows (R) Win 7 DDK driver. The reported company name is Realsil Semiconductor Corporation. The current detection status is Clean, based on the latest analysis from 2026-02-25 23:00:33 (3 months ago).
This record is currently marked as clean, but file reputation can depend on the exact path, hash, and source. Compare the MD5 and publisher data below with the file on your system.
File Details
| Product Name: | Windows (R) Win 7 DDK driver |
| Company Name: | Realsil Semiconductor Corporation |
| MD5: | 4eb99484ba0119b13bdce8effad7b6e2 |
| Size: | 410 KB |
| First Published: | 2026-02-25 23:00:33 (3 months ago) |
| Latest Published: | 2026-02-25 23:00:33 (3 months ago) |
| Status: | Clean (on last analysis) | |
| Analysis Date: | 2026-02-25 23:00:33 (3 months ago) |
Overview
| Signed By: | Realtek Semiconductor Corp. |
| Status: | Trusted Publisher |
ThreatInfo marks this publisher as trusted for this record, but the file hash and source should still match the expected software distribution.
Common Places:
| %localappdata%\slimware utilities inc\slimdrivers\backups\20180713t001241027093\usb |
ThreatInfo has observed RtsUer.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 RtsUer.sys 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 United States 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 RtsUer.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
RtsUer.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.
e8368e678a8d45b3eabeff90f0af5aee
7bdc1deef6caa93dfd49015ec08b70b8
85ab41564b25e1c35b3cb875db7b1ef1
4b140f3100e644b9732356a03c1eed07
64d1f04ee674327483852f238bb2c4a5
1f106b669f92aa4abccdba54b04c7b32
5d7a9d522f1b299c32cad9975b80ff0c
b507f8b0a552bcd95a738092c9d54afb
3ddc326619a0b7a3964e6cbc565c034d
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 hash is currently recorded as clean
Use the MD5, publisher, signature, and observed paths in this report to verify that the file on your device is the same copy described here.