GridinSoft Threat Intelligence

npalissologin.dll file report

Under review File reputation report
MD5 875477c2f2e8ccdc10b53e3d3ec2dd28
Latest seen 2026-01-11 23:00:24 (4 months ago)
First seen 2017-05-21 04:03:15 (9 years ago)
Size 399 KB
Publisher Alibaba software (Shanghai) Corporation.
Product AliSSOLogin plugin
Signed by TaoBao(china) Software Co., Ltd

Why it matters

Evidence available for this file

Detection

No final classification is available yet.

Timeline

First seen 2017-05-21 04:03:15 (9 years ago); latest analysis 2026-01-11 23:00:24 (4 months ago).

Publisher context

Company metadata: Alibaba software (Shanghai) Corporation.. Product metadata: AliSSOLogin plugin.

Digital signature

Signed by TaoBao(china) Software Co., Ltd. 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

npalissologin.dll is a Windows file recorded in the ThreatInfo database. It is associated with AliSSOLogin plugin. The reported company name is Alibaba software (Shanghai) Corporation.. The current detection status is Undefined, based on the latest analysis from 2026-01-11 23:00:24 (4 months 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: AliSSOLogin plugin
Company Name: Alibaba software (Shanghai) Corporation.
MD5: 875477c2f2e8ccdc10b53e3d3ec2dd28
Size: 399 KB
First Published: 2017-05-21 04:03:15 (9 years ago)
Latest Published: 2026-01-11 23:00:24 (4 months ago)
Status: Undefined (on last analysis)
Analysis Date: 2026-01-11 23:00:24 (4 months ago)

Overview

Signed By: TaoBao(china) Software Co., Ltd
Status: Valid

The signature on npalissologin.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:

%appdata%\360se6\application\6.3.1.150\plugins
%appdata%\360se6\application\8.1.1.158\plugins
%appdata%\360se6\application\8.1.1.256\plugins
%appdata%\0f01352e-94df-4a62-b30e-a19806922546\3.9.4908.0\plugins
%appdata%\b4f9e660-3974-4e79-8450-c37d99502759\3.9.4908.0\plugins
%appdata%\b4f9e660-3974-4e79-8450-c37d99502759\3.9.5246.0\plugins
%appdata%\b4f9e660-3974-4e79-8450-c37d99502759\3.9.4836.0\plugins
%appdata%\d05c8de9-2c3c-425a-bdf0-e302118c8dbc\3.9.4836.0\plugins
%appdata%\0f01352e-94df-4a62-b30e-a19806922546\3.9.4836.0\plugins
%appdata%\360se6\application\8.2.1.348\plugins

ThreatInfo has observed npalissologin.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 npalissologin.dll across 33 countries. Use this signal to compare local evidence with where the sample is most often reported.

Top country China
Share 44.1%
Low High activity

The strongest geographic signal for this file is China with 44.1% of observed hits. Geographic distribution can help identify targeted campaigns, regional software bundles, or where a file is most commonly reported.

OS Version:

Windows 10 63.5%
Windows 7 20.7%
Windows Server 2012 R2 6.4%
Windows Server 2008 R2 3.7%
Windows 8.1 2.6%
Windows XP 1.1%
Windows Server 2012 0.9%
Windows Server 2003 0.6%
Windows 8 0.2%
Windows Server 2016 0.2%

The most common operating system signal for npalissologin.dll is Windows 10 with 63.5% 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

npalissologin.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.

Format pe
Architecture 32-bit
Subsystem Windows GUI
Entry point 0x00028831
Image base 0x10000000

PE Sections:

Sections 5
Raw data 401408

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

.text 285184 bytes · 71.0% of section data
MD5 72a7650f80efdf0426912687fa8ef5c2
.rdata 65024 bytes · 16.2% of section data
MD5 eb3a100c0866c9639672b3da45338ac8
.data 10240 bytes · 2.6% of section data
MD5 bac4f026815dde423b956a02e885aca5
.rsrc 2048 bytes · 0.5% of section data
MD5 b2e52bd9e6360d647ed04fb555dfa152
.reloc 38912 bytes · 9.7% of section data
MD5 15aa952bb6d101bb85414e7d9401d72c

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 875477c2f2e8ccdc10b53e3d3ec2dd28.
  • 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.