GridinSoft Threat Intelligence

rt640x64.sys file report

Under review File reputation report
MD5 5e912faeb14d16e345fbab6b1966409d
Latest seen 2024-12-27 23:01:39 (a year ago)
First seen 2019-08-18 21:01:37 (6 years ago)
Size 932 KB
Publisher Realtek
Product Realtek 8136/8168/8169 PCI/PCIe Adapters
Signed by Realtek Semiconductor Corp.;Microsoft Windows Hardware Compatibility Publisher

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2019-08-18 21:01:37 (6 years ago); latest analysis 2024-12-27 23:01:39 (a year ago).

Publisher context

Company metadata: Realtek . Product metadata: Realtek 8136/8168/8169 PCI/PCIe Adapters .

Digital signature

Signed by Realtek Semiconductor Corp.;Microsoft Windows Hardware Compatibility Publisher. The signature is reported as valid, but signed files can still be bundled or abused.

Observed locations

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

  1. Use the hash and metadata below to verify the exact file identity.
  2. Review publisher, signature, paths, and PE details for inconsistencies.
  3. 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 2024-12-27 23:01:39 (a year 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: 5e912faeb14d16e345fbab6b1966409d
Size: 932 KB
First Published: 2019-08-18 21:01:37 (6 years ago)
Latest Published: 2024-12-27 23:01:39 (a year ago)
Status: Undefined (on last analysis)
Analysis Date: 2024-12-27 23:01:39 (a year ago)

Overview

Signed By: Realtek Semiconductor Corp.;Microsoft Windows Hardware Compatibility Publisher
Status: Valid

The signature on rt640x64.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%\slimware utilities inc\slimdrivers\backups\20180801t043505358745\pci
%localappdata%\slimware utilities inc\slimdrivers\backups\20170730t100656157782\pci
%localappdata%\slimware utilities inc\driverupdate\backups\20180305t090738920\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 3 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Ecuador
Share 33.3%
Low High activity

The strongest geographic signal for this file is Ecuador with 33.3% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 10 100.0%

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.

Format pe
Architecture 64-bit
Subsystem Native
Entry point 0x000d74dc
Image base 0x0000000140000000

PE Sections:

Sections 8
Raw data 935424

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.text 901120 bytes · 96.3% of section data
MD5 5618ec8020796d601d8025920280b84d
.rdata 12288 bytes · 1.3% of section data
MD5 352393d0d5353cf259ac12bb9e153719
.data 5120 bytes · 0.5% of section data
MD5 7f3be3e3e2560ff53d651f02c2473d6e
.pdata 7680 bytes · 0.8% of section data
MD5 7f39443b72aa9f3b701318c0febf2756
PAGE 2048 bytes · 0.2% of section data
Uncommon name
MD5 e66be3e967d076d37d2c8e340be73a11
INIT 5120 bytes · 0.5% of section data
Uncommon name
MD5 fac67a3be1b5eda49ffaf114a3ee07c2
.rsrc 1536 bytes · 0.2% of section data
MD5 d14975c8f8a6b3df822a9471ffb2a226
.reloc 512 bytes · 0.1% of section data
MD5 4b6012d8984fca979741f3e02fb01a25

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.

Scan with GridinSoft Anti-Malware Use a local scan if the file origin or behavior is unclear. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with 5e912faeb14d16e345fbab6b1966409d.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan if the source, path, or behavior looks unusual.