mfc80u.dll file report

MD5 686b224b4987c22b153fbb545fee9657
Latest seen 2022-11-14 23:34:34 (3 years ago)
First seen 2017-05-21 04:03:43 (8 years ago)
Size 1 MB

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-05-21 04:03:43 (8 years ago); latest analysis 2022-11-14 23:34:34 (3 years ago).

Publisher context

Company metadata: Microsoft Corporation. Product metadata: Microsoft® Visual Studio® 2005.

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. Use the hash and metadata below to verify the exact file identity.
  2. Review publisher, signature, paths, and PE details for inconsistencies.
  3. Run a local scan if the file appears unexpectedly or starts with Windows.

mfc80u.dll is a Windows file recorded in the ThreatInfo database. It is associated with Microsoft® Visual Studio® 2005. The reported company name is Microsoft Corporation. The current detection status is Undefined, based on the latest analysis from 2022-11-14 23:34:34 (3 years 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.

Product Name: Microsoft® Visual Studio® 2005
Company Name: Microsoft Corporation
MD5: 686b224b4987c22b153fbb545fee9657
Size: 1 MB
First Published: 2017-05-21 04:03:43 (8 years ago)
Latest Published: 2022-11-14 23:34:34 (3 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2022-11-14 23:34:34 (3 years ago)
%programfiles%\tencent\qqplayer
%programfiles%\tencent\qqmusic\qzonemusic\qqmusicaddin
%programfiles%\tencent\qqmusic\qzonemusic
%programfiles%\tencent\qzonemusic\qqmusicaddin
%programfiles%\tencent\qzonemusic
%programfiles%\tencent\qqdownload
%programfiles%\tencent\qqdownload\browser\772
%programfiles%\tencent\qqdownload\browser\769
%programfiles%\tencent\qqdownload\browser\773
%programfiles%\tencent\qqmusic\qqmusic1292.0.41.41\qzonemusic

ThreatInfo has observed mfc80u.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.

30.4%
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The strongest geographic signal for this file is Taiwan with 30.4% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 10 53.6%
Windows 7 29.7%
Windows 8.1 8.1%
Windows XP 5.3%
Windows 8 0.9%
Windows Server 2012 R2 0.9%
Windows Server 2003 0.7%
Windows Server 2008 R2 0.6%
Windows Server 2012 0.1%

The most common operating system signal for mfc80u.dll is Windows 10 with 53.6% 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.

mfc80u.dll is identified as pe for 32 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.

Subsystem: Windows GUI
PE Type: pe
OS Bitness: 32
Image Base: 0x782e0000
Entry Address: 0x000c55f2

PE Sections:

Name Size of data MD5
.text 946176 5da6720e4bb36c4a2a7e0de428f418a7
.data 18944 374c18296b8efc8ea726a97a99447644
.rsrc 47104 a3d183b172a21d768de77d71ae9455f2
.reloc 79872 3a5013792e767dfbf6cf0cdf7b090ad0

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.

More information: