GridinSoft Threat Intelligence
CORE_RL_bzlib_.dll file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2025-04-05 23:01:55 (a year ago); latest analysis 2025-04-05 23:01:55 (a year ago).
Company metadata: Julian Seward, jseward@acm.org. Product metadata: libbzip2 - bzip2 compression library.
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
CORE_RL_bzlib_.dll is a Windows file recorded in the ThreatInfo database. It is associated with libbzip2 - bzip2 compression library. The reported company name is Julian Seward, jseward@acm.org. The current detection status is Undefined, based on the latest analysis from 2025-04-05 23:01:55 (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: | libbzip2 - bzip2 compression library |
| Company Name: | Julian Seward, jseward@acm.org |
| MD5: | 0e675a48c5732c3ab82d9822cc4cc668 |
| Size: | 60 KB |
| First Published: | 2025-04-05 23:01:55 (a year ago) |
| Latest Published: | 2025-04-05 23:01:55 (a year ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2025-04-05 23:01:55 (a year ago) |
Common Places:
| %appdata%\hudun\compressmagician\resources\app\bin |
ThreatInfo has observed CORE_RL_bzlib_.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 CORE_RL_bzlib_.dll 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 CORE_RL_bzlib_.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.
Analysis
CORE_RL_bzlib_.dll is identified as pe for 32-bit systems. The subsystem is Windows GUI. 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.
0c5d9f72006f19b7fe78cd01dd891165
01f4f5bfc7f57d1f03e07072f05e9bda
f4e48b00e9bcba248cd99df6f6a5024f
0beca58bd2dadf04edcdef931688f0f8
25127c24a7fb2361ab16c0ab99b5b1b9
6080d2c6f5d89a924e36e1064af42339
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.