GridinSoft Threat Intelligence

lrs2lrf.exe file report

Under review File reputation report
MD5 d1274178a89be4b09d7c78a18ff3a61f
Latest seen 2024-03-16 23:11:02 (2 years ago)
First seen 2019-03-30 12:29:34 (7 years ago)
Size 24 KB
Publisher calibre-ebook.com
Product calibre

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2019-03-30 12:29:34 (7 years ago); latest analysis 2024-03-16 23:11:02 (2 years ago).

Publisher context

Company metadata: calibre-ebook.com. Product metadata: calibre.

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.

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.

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)
%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.

Windows 10 81.0%
Windows 7 14.3%
Windows 8.1 4.8%

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.

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.

Format pe
Architecture 32-bit
Subsystem Windows CUI
Entry point 0x000012d2
Image base 0x00400000

PE Sections:

Sections 4
Raw data 23552

Section layout highlights raw-size concentration, repeated names, packer markers, and hashes that can be compared across related samples.

.text 2560 bytes · 10.9% of section data
MD5 59430e06bf61c7c060890d8a6a03b79a
.rdata 1536 bytes · 6.5% of section data
MD5 2d94581cd6b582476b8c3b72b76d2ea5
.data 512 bytes · 2.2% of section data
MD5 46b17348afd100b1b0af8c85590a4ee3
.rsrc 18944 bytes · 80.4% of section data
MD5 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.

Scan with GridinSoft Anti-Malware Use a local scan if the file origin or behavior is unclear. Check this hash on VirusTotal

Recommended next steps

  • Compare the local file MD5 with d1274178a89be4b09d7c78a18ff3a61f.
  • Check the file path, publisher, and signature against the details in this report.
  • Run a GridinSoft scan if the source, path, or behavior looks unusual.