GridinSoft Threat Intelligence
gdihook5.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2025-11-03 23:01:56 (6 months ago); latest analysis 2026-04-28 23:01:21 (3 weeks ago).
Company metadata: NetSupport Ltd. Product metadata: NetSupport Manager.
Signed by NetSupport Ltd. 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
- Use the hash and metadata below to verify the exact file identity.
- Review publisher, signature, paths, and PE details for inconsistencies.
- Run a local scan if the file appears unexpectedly or starts with Windows.
File context
gdihook5.dll 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 23:01:21 (3 weeks 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: | NetSupport Manager |
| Company Name: | NetSupport Ltd |
| MD5: | 52b88eb20beb3b34a692a4cae0ff2196 |
| Size: | 95 KB |
| First Published: | 2025-11-03 23:01:56 (6 months ago) |
| Latest Published: | 2026-04-28 23:01:21 (3 weeks ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2026-04-28 23:01:21 (3 weeks ago) |
Overview
| Signed By: | NetSupport Ltd |
| Status: | Valid |
The signature on gdihook5.dll 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%\netsupport\netsupport school |
| %programfiles%\netsupport\netsupport manager |
ThreatInfo has observed gdihook5.dll 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 gdihook5.dll across 2 countries. Use this signal to compare local evidence with where the sample is most often reported.
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.
OS Version:
The most common operating system signal for gdihook5.dll 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
gdihook5.dll 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.
f4660abac5e698519ea15a7a9ccebc10
1442e1360c380c05da6f1d18e56afcb0
ccffc21768457bd5d8223c893963830d
e9ceb147b199da7865823188dd6b4eeb
c14411800ebb8ec644b77616db7e7225
3a5c4e67d7fd93ce570e0a4c93238ff7
5783b9081ac6e5e206bb123c83908d17
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.