DIFxAPI64.dll.quarantined file report

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• File Details
• Overview
• Analysis

Analyst brief

What this report says

ThreatInfo currently records DIFxAPI64.dll.quarantined as Clean. Treat the hash, publisher, signature, and observed locations below as the primary identity markers for comparison with the file on your system.

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.

Why it matters

Evidence available for this file

Detection

Latest status is clean for this hash.

Timeline

First seen 2017-05-21 03:01:59 (9 years ago); latest analysis 2026-05-09 23:01:01 (2 weeks ago).

Publisher context

Company metadata: Microsoft Corporation. Product metadata: Driver Install Frameworks API (DIFxAPI).

Digital signature

Signed by Microsoft Windows. The signature is reported as valid, but signed files can still be bundled or abused.

Aliases

This hash has appeared under multiple file names, which can happen with repackaging, bundling, or deliberate renaming.

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. Confirm the hash and publisher match the expected software.
2. Review the observed locations and signature information below.
3. Rescan if the file was downloaded from an unknown source or appears in an unusual path.

DIFxAPI64.dll.quarantined is a Windows file recorded in the ThreatInfo database. It is associated with Driver Install Frameworks API (DIFxAPI). The reported company name is Microsoft Corporation. The current detection status is Clean, based on the latest analysis from 2026-05-09 23:01:01 (2 weeks 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

Overview

The signature on DIFxAPI64.dll.quarantined 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.

ThreatInfo has observed DIFxAPI64.dll.quarantined 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.

This hash has been seen with multiple file names. Alternate names can appear when software is updated, copied between folders, packed by an installer, or deliberately renamed to avoid recognition. Compare the exact MD5 above before assuming two names refer to the same file.

Geographic signal

Observed country distribution

ThreatInfo has seen DIFxAPI64.dll.quarantined across 96 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country United States

Share 12.8%

Low High activity

The strongest geographic signal for this file is United States with 12.8% 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 DIFxAPI64.dll.quarantined is Windows 10 with 53.3% 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

DIFxAPI64.dll.quarantined is identified as pe for 64-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 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.

Scan with GridinSoft Anti-Malware Use a local scan if the file origin or behavior is unclear. Check this hash on VirusTotal

Recommended next steps

• Compare the local file MD5 with 1a2e5109c2bb5c68d499e17b83acb73a.
• Check the file path, publisher, and signature against the details in this report.
• Run a GridinSoft scan if the source, path, or behavior looks unusual.