GridinSoft Threat Intelligence
unrar.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2017-05-21 06:06:10 (9 years ago); latest analysis 2023-07-26 23:23:53 (2 years ago).
Company metadata: Alexander Roshal. Product metadata: RAR decompression library.
Signed by Filseclab Corporation. 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
unrar.dll is a Windows file recorded in the ThreatInfo database. It is associated with RAR decompression library. The reported company name is Alexander Roshal. The current detection status is Undefined, based on the latest analysis from 2023-07-26 23:23:53 (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: | RAR decompression library |
| Company Name: | Alexander Roshal |
| MD5: | f3ffd1a5c5e77e4dd0e555e5702a6125 |
| Size: | 172 KB |
| First Published: | 2017-05-21 06:06:10 (9 years ago) |
| Latest Published: | 2023-07-26 23:23:53 (2 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2023-07-26 23:23:53 (2 years ago) |
Overview
| Signed By: | Filseclab Corporation |
| Status: | Valid |
The signature on unrar.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%\elex-tech\yac\tws |
| %programfiles%\isafe\tws |
| %sysdrive%\archivos de programa\elex-tech\yac\tws |
| %programfiles%\elex-tech\yac |
| %sysdrive%\archivos de programa\elex-tech\yac |
| %sysdrive%\archivos de programa\isafe |
| %programfiles%\isafe |
ThreatInfo has observed unrar.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 unrar.dll across 36 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Vietnam with 22.9% 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 unrar.dll is Windows 7 with 62.3% 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
unrar.dll is identified as pe for 32-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.
6984f3e856591720a5f54915b73f5fb8
13e33e9bba9b76113d597ed995037403
bf619eac0cdf3f68d496ea9344137e8b
af173ef1bd2b326d9c95f936ceb1e032
de2a0e2d265b42700b77be7b29606630
481ca5d4f23dd52e6fdf7f9aeea01e43
6b739b899531e3398eb45d08a31a8fee
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.