log4net.dll file report

MD5 9ef26304df9c62bc000f6377028b84c5
Latest seen 2021-06-10 20:40:48 (4 years ago)
First seen 2019-04-17 04:16:21 (7 years ago)
Size 271 KB
Product log4net

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2019-04-17 04:16:21 (7 years ago); latest analysis 2021-06-10 20:40:48 (4 years ago).

Publisher context

Company metadata: The Apache Software Foundation. Product metadata: log4net.

Digital signature

Signed by 北京文安卓立科技有限公司. 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.

log4net.dll is a Windows file recorded in the ThreatInfo database. It is associated with log4net. The reported company name is The Apache Software Foundation. The current detection status is Undefined, based on the latest analysis from 2021-06-10 20:40:48 (4 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: log4net
Company Name: The Apache Software Foundation
MD5: 9ef26304df9c62bc000f6377028b84c5
Size: 271 KB
First Published: 2019-04-17 04:16:21 (7 years ago)
Latest Published: 2021-06-10 20:40:48 (4 years ago)
Status: Undefined (on last analysis)
Analysis Date: 2021-06-10 20:40:48 (4 years ago)
Signed By: 北京文安卓立科技有限公司
Status: Valid

The signature on log4net.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 log4net.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 United States 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 8.1 50.0%
Windows 10 50.0%

The most common operating system signal for log4net.dll is Windows 8.1 with 50.0% 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.

log4net.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: 0x11000000
Entry Address: 0x0004015e

.NET Info:

MVID: f32e3bbf-4e75-486a-b4dc-087d6a51ad91

PE Sections:

Name Size of data MD5
.text 258048 a4a78fce83068397e838bd825eeaaac4
.rsrc 4096 3a8d9e606a832e066263507a0bfaa992
.reloc 4096 2758bb9811d959c90816463ea0250f4f

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: