unrar.dll file report

MD5 e1d317b07097a8792f55d4e9ae15c624
Latest seen 2025-01-02 23:02:17 (a year ago)
First seen 2023-02-15 23:29:24 (3 years ago)
Size 172 KB
Publisher Alexander Roshal
Signed by Corel Corporation

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2023-02-15 23:29:24 (3 years ago); latest analysis 2025-01-02 23:02:17 (a year ago).

Publisher context

Company metadata: Alexander Roshal. Product metadata: RAR decompression library.

Digital signature

Signed by Corel Corporation. The signature is reported as valid, but signed files can still be bundled or abused.

Observed locations

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

  1. Use the hash and metadata below to verify the exact file identity.
  2. Review publisher, signature, paths, and PE details for inconsistencies.
  3. Run a local scan if the file appears unexpectedly or starts with Windows.

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 2025-01-02 23:02:17 (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.

Product Name: RAR decompression library
Company Name: Alexander Roshal
MD5: e1d317b07097a8792f55d4e9ae15c624
Size: 172 KB
First Published: 2023-02-15 23:29:24 (3 years ago)
Latest Published: 2025-01-02 23:02:17 (a year ago)
Status: Undefined (on last analysis)
Analysis Date: 2025-01-02 23:02:17 (a year ago)
Signed By: Corel 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.

%programfiles%
%programfiles%

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.

50.0%
50.0%

The strongest geographic signal for this file is Colombia with 50.0% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

Windows 10 100.0%

The most common operating system signal for unrar.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.

unrar.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: 0x00400000
Entry Address: 0x00001000

PE Sections:

Name Size of data MD5
.text 141312 cbfae7acf3bbe94086af4347a1373551
.data 16384 4b9fd00c3a6a79f4b5ce0c1f6202c4af
.tls 512 bf619eac0cdf3f68d496ea9344137e8b
.idata 2560 316527d21e76a07b80f6c793d321e7d5
.edata 512 53178ffc5512374b0c3ae07e1bb9cd48
.rsrc 1024 37e434b04456037a7320964138c4a00e
.reloc 4608 4be6ef746563ac14322a95ca841c2909

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: