GridinSoft Threat Intelligence

AMDRyzenMasterDriver.sys file report

Under review File reputation report
MD5 6d7fb293ac8f2f0fae80debe9927dd0d
Latest seen 2021-03-06 04:22:36 (5 years ago)
First seen 2020-09-18 14:09:41 (5 years ago)
Size 68 KB
Publisher Advanced Micro Devices
Product AMD Ryzen Master Service Driver
Signed by Advanced Micro Devices INC.;Microsoft Windows Hardware Compatibility Publisher

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2020-09-18 14:09:41 (5 years ago); latest analysis 2021-03-06 04:22:36 (5 years ago).

Publisher context

Company metadata: Advanced Micro Devices. Product metadata: AMD Ryzen Master Service Driver.

Digital signature

Signed by Advanced Micro Devices INC.;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

AMDRyzenMasterDriver.sys is a Windows file recorded in the ThreatInfo database. It is associated with AMD Ryzen Master Service Driver. The reported company name is Advanced Micro Devices. The current detection status is Undefined, based on the latest analysis from 2021-03-06 04:22:36 (5 years 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: AMD Ryzen Master Service Driver
Company Name: Advanced Micro Devices
MD5: 6d7fb293ac8f2f0fae80debe9927dd0d
Size: 68 KB
First Published: 2020-09-18 14:09:41 (5 years ago)
Latest Published: 2021-03-06 04:22:36 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-03-06 04:22:36 (5 years ago)

Overview

Signed By: Advanced Micro Devices INC.;Microsoft Windows Hardware Compatibility Publisher
Status: Valid

The signature on AMDRyzenMasterDriver.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:

%programfiles%
%programfiles%\ludashi

ThreatInfo has observed AMDRyzenMasterDriver.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 AMDRyzenMasterDriver.sys across 6 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Taiwan
Share 30.8%
Low High activity

The strongest geographic signal for this file is Taiwan with 30.8% 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 84.6%
Windows 7 7.7%
Windows Server 2012 R2 7.7%

The most common operating system signal for AMDRyzenMasterDriver.sys is Windows 10 with 84.6% 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

AMDRyzenMasterDriver.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 0x00008aa0
Image base 0x0000000140000000

PE Sections:

Sections 8
Raw data 52736

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

.text 35840 bytes · 68.0% of section data
MD5 f53ba96aaaa3a4997c496080615e0e50
.rdata 3072 bytes · 5.8% of section data
MD5 c4c7ebaf4eb14942e137c00b95f52432
.data 1536 bytes · 2.9% of section data
MD5 439cb68ec43c38fc37133fef360f9f71
.pdata 1536 bytes · 2.9% of section data
MD5 c8504b97bc501b1a517435ab5ce02d5c
PAGE 7168 bytes · 13.6% of section data
Uncommon name
MD5 4f8e7a0c8bb603c34c463cd196a89301
INIT 2048 bytes · 3.9% of section data
Uncommon name
MD5 3686c46a49dc2a84a25d767b50ed32f6
.rsrc 1024 bytes · 1.9% of section data
MD5 4884b3306a7398ecb992079d558074fb
.reloc 512 bytes · 1.0% of section data
MD5 1e956748062cb89d50a0bdaa83cbe2dd

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 6d7fb293ac8f2f0fae80debe9927dd0d.
  • 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.