GridinSoft Threat Intelligence
mfc80u.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2017-05-24 15:07:00 (9 years ago); latest analysis 2025-04-09 23:00:21 (a year ago).
Company metadata: Microsoft Corporation. Product metadata: Microsoft® Visual Studio® 2005.
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
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 2025-04-09 23:00:21 (a year 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: | Microsoft® Visual Studio® 2005 |
| Company Name: | Microsoft Corporation |
| MD5: | ccc2e312486ae6b80970211da472268b |
| Size: | 1 MB |
| First Published: | 2017-05-24 15:07:00 (9 years ago) |
| Latest Published: | 2025-04-09 23:00:21 (a year ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2025-04-09 23:00:21 (a year ago) |
Common Places:
| %programfiles%\tencent\qqplayer |
| %programfiles%\tencent\qq\bin |
| %appdata%\tencent\qq\stemp\~txqq1028~0\sysdir\microsoft.vc80.mfc |
| %sysdrive%\programdata |
| %programfiles%\cat4cad\plugins\cad\cccp\kernel\ccobsolete\microsoft.vc80.mfc |
| %programfiles%\tencent |
| %sysdrive%\applications\drivers\1. chipset\090729b1-085673c_rs780-rs880 series 2 id win7 8.634 whql |
| %sysdrive%\applications\drivers\1. chipset |
| %programfiles%\drivertoolkit\download |
| %programfiles%\drivertoolkit\download\cabf8ef90b6d9ecec5f88b2402d14738 |
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.
Geographic signal
Observed country distribution
ThreatInfo has seen mfc80u.dll across 31 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Egypt with 75.8% 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 mfc80u.dll is Windows 7 with 47.9% 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
mfc80u.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.
c92060c4217bfeccacb2e9b8987a9011
6038640d03bbd1c3900ed7b92be2e9df
acbac77ffcbb5709bf833579b0262ed4
a326f1f97a33fc7f59a91f5c535b50ec
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.