GridinSoft Threat Intelligence

libcurl.dll file report

Under review File reputation report
MD5 ae3699251524995d3bd8ac0c833db703
Latest seen 2021-01-15 03:10:42 (5 years ago)
First seen 2018-08-26 09:13:43 (7 years ago)
Size 333 KB
Publisher The cURL library, http://curl.haxx.se/
Product The cURL library
Signed by OSTOTO CO. LIMITED

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2018-08-26 09:13:43 (7 years ago); latest analysis 2021-01-15 03:10:42 (5 years ago).

Publisher context

Company metadata: The cURL library, http://curl.haxx.se/. Product metadata: The cURL library.

Digital signature

Signed by OSTOTO CO. LIMITED. 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.

File context

libcurl.dll is a Windows file recorded in the ThreatInfo database. It is associated with The cURL library. The reported company name is The cURL library, http://curl.haxx.se/. The current detection status is Undefined, based on the latest analysis from 2021-01-15 03:10:42 (5 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: The cURL library
Company Name: The cURL library, http://curl.haxx.se/
MD5: ae3699251524995d3bd8ac0c833db703
Size: 333 KB
First Published: 2018-08-26 09:13:43 (7 years ago)
Latest Published: 2021-01-15 03:10:42 (5 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-01-15 03:10:42 (5 years ago)

Overview

Signed By: OSTOTO CO. LIMITED
Status: Valid

The signature on libcurl.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%\ostotosoft
%desktop%\apps

ThreatInfo has observed libcurl.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 libcurl.dll across 6 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country South Africa
Share 28.6%
Low High activity

The strongest geographic signal for this file is South Africa with 28.6% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 7 57.1%
Windows 10 42.9%

The most common operating system signal for libcurl.dll is Windows 7 with 57.1% 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

libcurl.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.

Format pe
Architecture 32-bit
Subsystem Windows CUI
Entry point 0x00001420
Image base 0x6b240000

PE Sections:

Sections 11
Raw data 327168

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

.text 255488 bytes · 78.1% of section data
MD5 2a4df969a3c24fc8676823c349a0ed59
.data 512 bytes · 0.2% of section data
MD5 9b65a8fa115f1656f9ddfcf934fea3de
.rdata 50688 bytes · 15.5% of section data
MD5 8b950ebf7387421cd87a3fce628dfa3b
.eh_fram 2048 bytes · 0.6% of section data
Uncommon name
MD5 e76d584b9571fe28040f47bc4af2a5c4
.bss 0 bytes · 0.0% of section data
MD5 00000000000000000000000000000000
.edata 2048 bytes · 0.6% of section data
MD5 f70c301aa32d47dd680c9c5407258ede
.idata 4096 bytes · 1.3% of section data
MD5 c8ffb6ee6e2f9d5d916c478a00bb88c4
.CRT 512 bytes · 0.2% of section data
MD5 3cbc5c1c55c1a53dfc854f2062af316a
.tls 512 bytes · 0.2% of section data
MD5 f646621554b99116ab0c8d7f752cfb28
.rsrc 1536 bytes · 0.5% of section data
MD5 0ea2dc1b78ea36f47c1d19d07dcf679f
.reloc 9728 bytes · 3.0% of section data
MD5 4b8d602ed5e90b7d83fa2c1930ed1a82

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 ae3699251524995d3bd8ac0c833db703.
  • 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.