GridinSoft Threat Intelligence

DIFxAPI32.dll.quarantined file report

Clean record File reputation report
MD5 cf73c3a03582408d422d4f7a01190d00
Latest seen 2026-05-09 23:01:03 (2 weeks ago)
First seen 2017-05-21 04:02:53 (9 years ago)
Size 315 KB
Signed by Microsoft Windows

Why it matters

Evidence available for this file

Detection

Latest status is clean for this hash.

Timeline

First seen 2017-05-21 04:02:53 (9 years ago); latest analysis 2026-05-09 23:01:03 (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.

DIFxAPI32.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 23:01:03 (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.

Product Name: Driver Install Frameworks API (DIFxAPI)
Company Name: Microsoft Corporation
MD5: cf73c3a03582408d422d4f7a01190d00
Size: 315 KB
First Published: 2017-05-21 04:02:53 (9 years ago)
Latest Published: 2026-05-09 23:01:03 (2 weeks ago)
Status: Clean (on last analysis)
Analysis Date: 2026-05-09 23:01:03 (2 weeks ago)
Signed By: Microsoft Windows
Status: Valid

The signature on DIFxAPI32.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.

%programfiles%\maoha\maohaap
%allusersprofile%\\application data\188f1432-103a-4ffb-80f1-36b633c5c9e1\x86
%programfiles%\drivertoolkit\download\7d98e9819fb33ed5f6836a8f99dba5ff
%programfiles%\driver tuneup\dp
%allusersprofile%\\application data\b0ffcdd9-5261-4e59-b29a-17a4fabdebab\x86
%programfiles%\kuaiyong\repair
%programfiles%\driver updater\dp
%commonappdata%\188f1432-103a-4ffb-80f1-36b633c5c9e1\x86
%commonappdata%\b0ffcdd9-5261-4e59-b29a-17a4fabdebab\x86
%allusersprofile%\\dati applicazioni\b0ffcdd9-5261-4e59-b29a-17a4fabdebab\x86

ThreatInfo has observed DIFxAPI32.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.

DIFxAPI.dll DIFxAPI_x86.dll DIFxAPI.dll.svn-base DIFxAPI32.dll DIFxAPI32.dll.quarantined

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.

Windows 10 48.0%
Windows 7 30.2%
Windows XP 10.3%
Windows 8.1 6.8%
Windows Vista 3.2%
Windows 8 1.1%
Windows Embedded 8.1 0.2%
Windows Server 2012 0.2%

The most common operating system signal for DIFxAPI32.dll.quarantined is Windows 10 with 48.0% 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.

DIFxAPI32.dll.quarantined 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.

Format pe
Architecture 32-bit
Subsystem Windows GUI
Entry point 0x0002ae3c
Image base 0x61000000

PE Sections:

Sections 4
Raw data 315392

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.text 289792 bytes · 91.9% of section data
MD5 566474136073eeb283f2e2e07fab769d
.data 5632 bytes · 1.8% of section data
MD5 fc974ddf7b0308494a83074ba95a46ba
.rsrc 2048 bytes · 0.6% of section data
MD5 d0fc30968527c1daf017d558e96f0ef1
.reloc 17920 bytes · 5.7% of section data
MD5 5d1c52ed5e197f2617a89a1d4369ec30

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 cf73c3a03582408d422d4f7a01190d00.
  • 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.