GridinSoft Threat Intelligence
npnul32.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2017-06-24 02:08:55 (8 years ago); latest analysis 2024-10-09 23:00:47 (2 years ago).
Company metadata: mozilla.org. Product metadata: Mozilla Default Plug-in.
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
npnul32.dll is a Windows file recorded in the ThreatInfo database. It is associated with Mozilla Default Plug-in. The reported company name is mozilla.org. The current detection status is Undefined, based on the latest analysis from 2024-10-09 23:00:47 (2 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.
File Details
| Product Name: | Mozilla Default Plug-in |
| Company Name: | mozilla.org |
| MD5: | 662dca3893a8fc18361734cb472e4722 |
| Size: | 58 KB |
| First Published: | 2017-06-24 02:08:55 (8 years ago) |
| Latest Published: | 2024-10-09 23:00:47 (2 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2024-10-09 23:00:47 (2 years ago) |
Common Places:
| %appdata%\windows\plugins\pln |
| %programfiles%\cat4cad\plugins\mozilla-1.9\plugins |
| %windir%\inf\netlibrariestip\0009\v3.5.56385\1049\5.0\plugins |
| %localappdata%\google\profile\plugins |
| %system%\config\systemprofile\appdata\local\google\profile\plugins |
| %commonappdata%\system32\plugins |
| %commonappdata%\system32\x86\plugins |
| %commonappdata%\windows\profile\plugins |
| %appdata%\windows\plugins |
| %commonappdata%\microsoft\drm\wa\plugins |
ThreatInfo has observed npnul32.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 npnul32.dll across 17 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Russian Federation with 59.7% 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 npnul32.dll is Windows 10 with 55.8% 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
npnul32.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.
7eaf49c54d4936eb6294ba137a5754d8
980bc66db9e786e31433ee696d131aa9
0af6676b7988568dbe75fb14bf1a3ba4
096f0197b637cd454110e8f721e649ea
7c21b0027613466bd054c5dcea44ee0d
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.