GridinSoft Threat Intelligence
rt640x64.sys file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2026-01-16 23:00:41 (4 months ago); latest analysis 2026-01-16 23:00:41 (4 months ago).
Company metadata: Realtek . Product metadata: Realtek 8136/8168/8169 PCI/PCIe Adapters .
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
rt640x64.sys is a Windows file recorded in the ThreatInfo database. It is associated with Realtek 8136/8168/8169 PCI/PCIe Adapters . The reported company name is Realtek . The current detection status is Undefined, based on the latest analysis from 2026-01-16 23:00:41 (4 months ago).
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: | Realtek 8136/8168/8169 PCI/PCIe Adapters |
| Company Name: | Realtek |
| MD5: | fbeff38de03450e03e6cd9e8e37a8c74 |
| Size: | 576 KB |
| First Published: | 2026-01-16 23:00:41 (4 months ago) |
| Latest Published: | 2026-01-16 23:00:41 (4 months ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2026-01-16 23:00:41 (4 months ago) |
Common Places:
| %localappdata%\slimware utilities inc\slimdrivers\backups\20161030t174417911700\pci |
ThreatInfo has observed rt640x64.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 rt640x64.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 Germany 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 rt640x64.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
rt640x64.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.
61a2eaf7c6eef2851b3d9accc877db30
906447dd29ebe77bc5fe3269d58ad3d1
8ab004c2699c2547bb8b75ac217f8fa6
e3514d1e545273a9b09a26d45de042c1
6414a6bbfe3e9649be0195b658f1779e
88364d372a4b8bbc3268f56a3f6d7e80
a6dc2df47bbef7345c0d5c224a8d56d6
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.