GridinSoft Threat Intelligence
mDNSResponder.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2023-12-28 23:29:53 (2 years ago); latest analysis 2023-12-28 23:29:53 (2 years ago).
Company metadata: Apple Inc.. Product metadata: Bonjour.
Signed by Zoom Video Communications, Inc.. The signature is reported as valid, but signed files can still be bundled or abused.
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
mDNSResponder.dll is a Windows file recorded in the ThreatInfo database. It is associated with Bonjour. The reported company name is Apple Inc.. The current detection status is Undefined, based on the latest analysis from 2023-12-28 23:29:53 (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: | Bonjour |
| Company Name: | Apple Inc. |
| MD5: | a8acdb5ac2be7975a0ddd13931d7f07c |
| Size: | 480 KB |
| First Published: | 2023-12-28 23:29:53 (2 years ago) |
| Latest Published: | 2023-12-28 23:29:53 (2 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2023-12-28 23:29:53 (2 years ago) |
Overview
| Signed By: | Zoom Video Communications, Inc. |
| Status: | Valid |
The signature on mDNSResponder.dll 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.
Common Places:
| %appdata%\zoom |
ThreatInfo has observed mDNSResponder.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 mDNSResponder.dll across 1 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Israel with 100.0% 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 mDNSResponder.dll is Windows 10 with 100.0% 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.
Analysis
mDNSResponder.dll is identified as pe for 64-bit systems. The subsystem is Windows CUI. 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.
6e185a659ee51d35a41f0c9e05b3802f
47d11b25fed7078ebf4299123b664df1
a3a356ae08aeef5e2cbe53555edecdea
69864705878677881c5b87d6f88ec202
40a8a1ee554391d72f10a30739b204ee
4ddb9bce6befef555badc9f378f99d32
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.