gdihook5.sys file report

MD5 9a348ed02f8b1efc9bfc5f53827f8a9c
Latest seen 2026-04-28 23:01:20 (a week ago)
First seen 2025-11-03 23:01:55 (6 months ago)
Size 68 KB
Publisher NetSupport Ltd
Signed by NetSupport Ltd

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2025-11-03 23:01:55 (6 months ago); latest analysis 2026-04-28 23:01:20 (a week ago).

Publisher context

Company metadata: NetSupport Ltd. Product metadata: NetSupport Manager.

Digital signature

Signed by NetSupport Ltd. 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.

gdihook5.sys is a Windows file recorded in the ThreatInfo database. It is associated with NetSupport Manager. The reported company name is NetSupport Ltd. The current detection status is Undefined, based on the latest analysis from 2026-04-28 23:01:20 (a week 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.

Product Name: NetSupport Manager
Company Name: NetSupport Ltd
MD5: 9a348ed02f8b1efc9bfc5f53827f8a9c
Size: 68 KB
First Published: 2025-11-03 23:01:55 (6 months ago)
Latest Published: 2026-04-28 23:01:20 (a week ago)
Status: Undefined (on last analysis)
Analysis Date: 2026-04-28 23:01:20 (a week ago)
Signed By: NetSupport Ltd
Status: Valid

The signature on gdihook5.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.

%programfiles%\netsupport\netsupport school
%programfiles%\netsupport\netsupport school
%programfiles%\netsupport\netsupport school
%programfiles%\netsupport\netsupport manager

ThreatInfo has observed gdihook5.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.

75.0%
25.0%

The strongest geographic signal for this file is Vietnam with 75.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 10 100.0%

The most common operating system signal for gdihook5.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.

gdihook5.sys is identified as pe for 64 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.

Subsystem: Native
PE Type: pe
OS Bitness: 64
Image Base: 0x0000000000010000
Entry Address: 0x00005064

PE Sections:

Name Size of data MD5
.text 512 97f5c316a067772bc3a3ae89f8b1d2b6
.rdata 512 db0ce9afcfde0a8f7753942bd4c7d924
.data 512 043c46095689123e1f5be96c109c2f46
.pdata 512 59e076c1e5d7373054d0d8a3c288595d
INIT 512 9f06adc1dc1edff9ccde15b7ed9a31ad
.rsrc 59904 a4c1947ca70cfa965018d4c8d1d274d9

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.

More information: