microsoft.win32.search.query.dll threat report

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Analyst brief

What this report says

GridinSoft Anti-Malware detects microsoft.win32.search.query.dll as Trojan.ExtHeur!. The sample was last observed on 2026-05-18 01:00:45 (a week ago) and reports publisher metadata associated with Microsoft Corporation / Microsoft® Windows® Operating System. This detection belongs to the Trojan report group, where related files are organized by family-level behavior and prevalence.

This page combines the detection verdict with file identity, publisher metadata, alternate names, observed paths, geography, OS signals, and PE details so the report reads as a triage record rather than a standalone download page.

GridinSoft Anti-Malware detection

Detected by GridinSoft before you download

The current ThreatInfo record shows this exact file hash detected as Trojan.ExtHeur!. Download GridinSoft Anti-Malware to scan the device, confirm whether this file is present, and remove the detected object if it is found.

Detection name

Trojan.ExtHeur!

Recommended action

Scan and remove

Last analysis

2026-05-18 01:00:45 (a week ago)

File hash

e218c40647ad247f498a3744434a671a

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Why it matters

Why GridinSoft flags this file

Detection

GridinSoft identifies the sample as Trojan.ExtHeur!, part of the Trojan threat category.

Category context

Malware disguised as legitimate software or delivered through deceptive packaging. Related Trojan reports help compare this file with nearby detections, publishers, and hashes.

Timeline

First seen 2026-05-18 01:00:45 (a week ago); latest analysis 2026-05-18 01:00:45 (a week ago).

Publisher context

Company metadata: Microsoft Corporation. Product metadata: Microsoft® Windows® Operating System.

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. Compare the MD5 above with the file found on the device.
2. Check whether the file appears in the observed locations or under one of the alternate names.
3. Run GridinSoft Anti-Malware to confirm the detection and remove the file if it is present. Review the Trojan category for related samples and common context.

microsoft.win32.search.query.dll is a Windows file recorded in the ThreatInfo database. It is associated with Microsoft® Windows® Operating System. The reported company name is Microsoft Corporation. The current detection status is Trojan.ExtHeur!, based on the latest analysis from 2026-05-18 01:00:45 (a week ago). ThreatInfo groups this verdict with Trojan reports for broader family-level investigation.

If microsoft.win32.search.query.dll appears on your computer unexpectedly, treat it as suspicious. Check its location, digital signature, and recent system changes before allowing it to run. A full anti-malware scan is recommended when this file is detected as Trojan.ExtHeur!.

File Details

The screenshot is a visual record of a GridinSoft Anti-Malware detection for this sample. Use the hash and metadata above as the primary identifiers when comparing the file on your system.

ThreatInfo has observed microsoft.win32.search.query.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 microsoft.win32.search.query.dll across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country Italy

Share 100.0%

Low High activity

The strongest geographic signal for this file is Italy with 100.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

The most common operating system signal for microsoft.win32.search.query.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

microsoft.win32.search.query.dll is identified as pe for 32-bit systems. The subsystem is Windows CUI. PE header values are useful for triage, especially when they do not match the expected publisher, product, or release timeline.

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

GridinSoft detects this file as Trojan.ExtHeur!

This report identifies microsoft.win32.search.query.dll by MD5 e218c40647ad247f498a3744434a671a. It is part of the Trojan report group. If the same file is present on your device, scan the system and remove the detected object after confirming the hash and location.

Download GridinSoft Anti-Malware Scan the device and confirm whether this exact hash is present. Check this hash on VirusTotal

Recommended next steps

• Compare the local file MD5 with e218c40647ad247f498a3744434a671a.
• Check the file path, publisher, and signature against the details in this report.
• Run a GridinSoft scan and remove the object if the same hash is found. Use the Trojan category to compare similar reports.