rsEngineFW_x86.dll file report
ThreatInfo file report
rsEngineFW_x86.dll
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2018-02-03 17:12:52 (8 years ago); latest analysis 2026-03-18 23:00:51 (2 months ago).
Company metadata: Reason Software Company Inc.. Product metadata: Reason Security Engine File Watcher.
Signed by Reason Software Company 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
rsEngineFW_x86.dll is a Windows file recorded in the ThreatInfo database. It is associated with Reason Security Engine File Watcher. The reported company name is Reason Software Company Inc.. The current detection status is Undefined, based on the latest analysis from 2026-03-18 23:00:51 (2 months 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: | Reason Security Engine File Watcher |
| Company Name: | Reason Software Company Inc. |
| MD5: | 9f0f9cf8d69f2bc4d7e19fdb038b91bf |
| Size: | 86 KB |
| First Published: | 2018-02-03 17:12:52 (8 years ago) |
| Latest Published: | 2026-03-18 23:00:51 (2 months ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2026-03-18 23:00:51 (2 months ago) |
Overview
| Signed By: | Reason Software Company Inc. |
| Status: | Valid |
The signature on rsEngineFW_x86.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:
| %programfiles%\bytefence |
| %sysdrive%\archivos de programa\bytefence |
| %programfiles%\bytefence |
| %programfiles%\bytefence |
| %programfiles%\bytefence |
| %programfiles%\bytefence |
| %programfiles%\bytefence |
| %programfiles%\bytefence |
| %programfiles%\bytefence |
| %programfiles%\bytefence |
ThreatInfo has observed rsEngineFW_x86.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.
Geography:
| 10.3% | ||
| 8.8% | ||
| 8.8% | ||
| 8.5% | ||
| 6.2% | ||
| 5.8% | ||
| 5.7% | ||
| 3.9% | ||
| 3.0% | ||
| 2.6% | ||
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| 2.3% | ||
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| 1.7% | ||
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| 1.3% | ||
| 1.1% | ||
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| 0.1% |
The strongest geographic signal for this file is Brazil with 10.3% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.
OS Version:
| Windows 10 | 62.6% | |
| Windows 7 | 29.5% | |
| Windows 8.1 | 6.0% | |
| Windows 8 | 0.8% | |
| Windows XP | 0.7% | |
| Windows Vista | 0.2% |
The most common operating system signal for rsEngineFW_x86.dll is Windows 10 with 62.6% 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
rsEngineFW_x86.dll is identified as pe for 32 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.
| Subsystem: | Windows CUI |
| PE Type: | pe |
| OS Bitness: | 32 |
| Image Base: | 0x10000000 |
| Entry Address: | 0x000017df |
PE Sections:
| Name | Size of data | MD5 |
| .text | 43008 | ba6a71c47b87d7a6f52d1b71b5a0b2a9 |
| .rdata | 23552 | ec5e4e609bb3c0653b5f49faa4e91d0d |
| .data | 2048 | 78a39140770c24de06e11763e0d8e137 |
| .rsrc | 2048 | e142e65277f70f538306d748d04fc5ee |
| .reloc | 4096 | f461709b9d4ec6110a25c5653d51bb01 |
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.
More information:
