GridinSoft Threat Intelligence
YSearchUtil.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2026-02-26 23:01:16 (3 months ago); latest analysis 2026-03-03 23:01:56 (2 months ago).
Company metadata: Yahoo Inc.. Product metadata: Yahoo Search Utility.
Signed by Yahoo! 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
- 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
YSearchUtil.dll is a Windows file recorded in the ThreatInfo database. It is associated with Yahoo Search Utility. The reported company name is Yahoo Inc.. The current detection status is Undefined, based on the latest analysis from 2026-03-03 23:01:56 (2 months 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: | Yahoo Search Utility |
| Company Name: | Yahoo Inc. |
| MD5: | ec66c6cebf324f01a7faf3253f1abb25 |
| Size: | 392 KB |
| First Published: | 2026-02-26 23:01:16 (3 months ago) |
| Latest Published: | 2026-03-03 23:01:56 (2 months ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2026-03-03 23:01:56 (2 months ago) |
Overview
| Signed By: | Yahoo! Inc. |
| Status: | Valid |
The signature on YSearchUtil.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%\yahoo!\yset |
ThreatInfo has observed YSearchUtil.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 YSearchUtil.dll across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is United States 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:
The most common operating system signal for YSearchUtil.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
YSearchUtil.dll is identified as pe for 32-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.
PE Sections:
Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.
c9d06ef4ea2a887eeb2326e8357d519d
3146d4287b2b4cf6bc93bb925b18605f
43f55382d0b0bc02389ec844565cdaba
99f0a33b82bcdb274a79b19cd93db240
3186198148de17b60604cc539fef089d
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.