GridinSoft Threat Intelligence
D.sys file report
Why it matters
Evidence available for this file
Latest status is clean for this hash.
First seen 2017-07-14 02:07:15 (8 years ago); latest analysis 2022-09-30 23:18:35 (3 years ago).
Signed by ASUSTeK Computer Inc.. The signature is reported as valid, but signed files can still be bundled or abused.
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
D.sys is a Windows file recorded in the ThreatInfo database. It is associated with EC tool. The reported company name is ASUStek. The current detection status is Clean, based on the latest analysis from 2022-09-30 23:18:35 (3 years 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: | EC tool |
| Company Name: | ASUStek |
| MD5: | 4ad13cdb6330cede4b2c4e1be3ee267f |
| Size: | 23 KB |
| First Published: | 2017-07-14 02:07:15 (8 years ago) |
| Latest Published: | 2022-09-30 23:18:35 (3 years ago) |
| Status: | Clean (on last analysis) | |
| Analysis Date: | 2022-09-30 23:18:35 (3 years ago) |
Overview
| Signed By: | ASUSTeK Computer Inc. |
| Status: | Valid |
The signature on D.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%\temp |
| %temp% |
| %windir% |
ThreatInfo has observed D.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 D.sys across 6 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Italy with 86.5% 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 D.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
D.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.
c143bb01ce9349a6cd609dec2ddf6acb
67049a7ecc7638b07032dab1094eb075
a1a76f21005816cb19679ef2dd9faddd
ff9606ab2e144722b9eb7e25fd051218
901120c84911a3b6ccd2a99a1d467a0b
71a112752ded0b5721afbe7da29ffd67
f7da85e0bf9c5715b2c815cc546bf0db
8e686ea4d26b23ab8d14275814656c93
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.