GridinSoft Threat Intelligence

DSDFunctionKeyCtlService.exe file report

Under review File reputation report
MD5 327837ff81764c9b8ce154489fc8de1c
Latest seen 2021-02-15 04:28:16 (5 years ago)
First seen 2021-02-15 04:13:00 (5 years ago)
Size 601 KB
Publisher Dynabook Inc.
Product dynabook Function Key control service
Signed by Dynabook Inc.;Microsoft Windows Hardware Compatibility Publisher

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2021-02-15 04:13:00 (5 years ago); latest analysis 2021-02-15 04:28:16 (5 years ago).

Publisher context

Company metadata: Dynabook Inc.. Product metadata: dynabook Function Key control service.

Digital signature

Signed by Dynabook 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

DSDFunctionKeyCtlService.exe is a Windows file recorded in the ThreatInfo database. It is associated with dynabook Function Key control service. The reported company name is Dynabook Inc.. The current detection status is Undefined, based on the latest analysis from 2021-02-15 04:28:16 (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: dynabook Function Key control service
Company Name: Dynabook Inc.
MD5: 327837ff81764c9b8ce154489fc8de1c
Size: 601 KB
First Published: 2021-02-15 04:13:00 (5 years ago)
Latest Published: 2021-02-15 04:28:16 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-02-15 04:28:16 (5 years ago)

Overview

Signed By: Dynabook Inc.;Microsoft Windows Hardware Compatibility Publisher
Status: Valid

The signature on DSDFunctionKeyCtlService.exe 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:

%commonappdata%\reviversoft\driver reviver\downloads\96
%commonappdata%\reviversoft\driver reviver\downloads\d21e34f4-8286-480d-8cf9-f11bca0d3b10

ThreatInfo has observed DSDFunctionKeyCtlService.exe 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 DSDFunctionKeyCtlService.exe across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Japan
Share 100.0%
Low High activity

The strongest geographic signal for this file is Japan 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:

Windows 10 100.0%

The most common operating system signal for DSDFunctionKeyCtlService.exe 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

DSDFunctionKeyCtlService.exe is identified as pe for 64-bit systems. The subsystem is Windows GUI. 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 Windows GUI
Entry point 0x0002742c
Image base 0x0000000140000000

PE Sections:

Sections 6
Raw data 599040

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

.text 225280 bytes · 37.6% of section data
MD5 3725e5a4000f14ecc1892a5e7982c3c5
.rdata 134656 bytes · 22.5% of section data
MD5 9d37028adb3b112965136e6ed0e6497d
.data 9216 bytes · 1.5% of section data
MD5 766878c2bce4aecd6ff0ba0b65a6823c
.pdata 11776 bytes · 2.0% of section data
MD5 cbb231c9e013ea47fc97cedd722d79fc
.rsrc 215040 bytes · 35.9% of section data
MD5 7755203f581c3258b1eb3e8e4a4eb12e
.reloc 3072 bytes · 0.5% of section data
MD5 384a388a8cff357d8328370054417cb4

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 327837ff81764c9b8ce154489fc8de1c.
  • 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.