GridinSoft Threat Intelligence
atc.sys file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2021-08-05 20:14:15 (4 years ago); latest analysis 2021-08-05 20:14:15 (4 years ago).
Company metadata: Bitdefender S.R.L. Bucharest, ROMANIA. Product metadata: Bitdefender® ATC.
Signed by Bitdefender SRL;Microsoft Windows Hardware Compatibility Publisher. 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
atc.sys is a Windows file recorded in the ThreatInfo database. It is associated with Bitdefender® ATC. The reported company name is Bitdefender S.R.L. Bucharest, ROMANIA. The current detection status is Undefined, based on the latest analysis from 2021-08-05 20:14:15 (4 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: | Bitdefender® ATC |
| Company Name: | Bitdefender S.R.L. Bucharest, ROMANIA |
| MD5: | ee899be6324980eeb59d2b64459b61fa |
| Size: | 2 MB |
| First Published: | 2021-08-05 20:14:15 (4 years ago) |
| Latest Published: | 2021-08-05 20:14:15 (4 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2021-08-05 20:14:15 (4 years ago) |
Overview
| Signed By: | Bitdefender SRL;Microsoft Windows Hardware Compatibility Publisher |
| Status: | Valid |
The signature on atc.sys 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:
| %commonappdata%\bromium\bem |
ThreatInfo has observed atc.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 atc.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 Czech Republic 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 atc.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
atc.sys is identified as pe for 64-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.
840e9cd436122ab3488da20f5e8c0781
8fcf43777f7ae7cea0d0d53c7599bad3
f48086c849a4f690a3309cf67be9a589
a88b235053029f01707bde92f03252d4
14e6626dcc3fa32fb1a410a1b2ef334d
2902cc8c2034fe6c9581daa237b26a53
de4876807db15108fe8d41d00509a3e3
106b1a56f7441fd645d7561c21ae5e79
373c77403967ea6e2694244d046e17b9
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.