GridinSoft Threat Intelligence
lrs2lrf.exe file report
Why it matters
Evidence available for this file
No final classification is available yet.
First seen 2019-03-30 12:29:34 (7 years ago); latest analysis 2024-03-16 23:11:02 (2 years ago).
Company metadata: calibre-ebook.com. Product metadata: calibre.
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
lrs2lrf.exe is a Windows file recorded in the ThreatInfo database. It is associated with calibre. The reported company name is calibre-ebook.com. The current detection status is Undefined, based on the latest analysis from 2024-03-16 23:11:02 (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: | calibre |
| Company Name: | calibre-ebook.com |
| MD5: | d1274178a89be4b09d7c78a18ff3a61f |
| Size: | 24 KB |
| First Published: | 2019-03-30 12:29:34 (7 years ago) |
| Latest Published: | 2024-03-16 23:11:02 (2 years ago) |
| Status: | Undefined (on last analysis) | |
| Analysis Date: | 2024-03-16 23:11:02 (2 years ago) |
Common Places:
| %programfiles% |
ThreatInfo has observed lrs2lrf.exe 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 lrs2lrf.exe across 15 countries. Use this signal to compare local evidence with where the sample is most often reported.
The strongest geographic signal for this file is Brazil with 15.0% 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 lrs2lrf.exe is Windows 10 with 81.0% 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
lrs2lrf.exe 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.
59430e06bf61c7c060890d8a6a03b79a
2d94581cd6b582476b8c3b72b76d2ea5
46b17348afd100b1b0af8c85590a4ee3
36be97c206a60fdbc110c50f647dbd13
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.