GridinSoft Threat Intelligence
athr.sys file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2025-05-20 23:05:18 (a year ago); latest analysis 2025-05-20 23:05:18 (a year ago).
Company metadata: Atheros Communications, Inc.. Product metadata: Driver for Atheros CB42/CB43/MB42/MB43 Network Adapter.
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
athr.sys is a Windows file recorded in the ThreatInfo database. It is associated with Driver for Atheros CB42/CB43/MB42/MB43 Network Adapter. The reported company name is Atheros Communications, Inc.. The current detection status is Undefined, based on the latest analysis from 2025-05-20 23:05:18 (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: | Driver for Atheros CB42/CB43/MB42/MB43 Network Adapter |
| Company Name: | Atheros Communications, Inc. |
| MD5: | 4fb4012e6b31fe6088bdd36c792c5ab6 |
| Size: | 724 KB |
| First Published: | 2025-05-20 23:05:18 (a year ago) |
| Latest Published: | 2025-05-20 23:05:18 (a year ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2025-05-20 23:05:18 (a year ago) |
Common Places:
| %programfiles%\airmagnet inc |
ThreatInfo has observed athr.sys 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 athr.sys 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 United States 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 athr.sys 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
athr.sys is identified as pe for 32-bit systems. The subsystem is Native. 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.
b658fbed5f2467727147e892bc7f3232
c8c443bba0de24b9c62c3947dcf649e9
72a703b1c8f1624b195f8b835c9c6773
51f0b7266a19a99b5a927871cd98d855
63dd25a2152a9f79e99dcb17cc25dc60
3cef72bc6a7e2721527fbc88de23dcb0
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.