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winsecurity.exe

Microsoft Windows Operating System

Lei Qing

While the file properties state the file is developed by 'Microsoft Corporation', this is not the case and it is designed just to look like a legitimate Microsoft system file. The application winsecurity.exe by Lei Qing has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a separate (within the context of its own process) windows Service named “Windows Security”.
Publisher:
Microsoft Corporation  (signed by Lei Qing)

Product:
Microsoft Windows Operating System

Description:
Windows Security

Version:
6.3.9600.17284 (aaa.140822-1915)

MD5:
9d55542b4329e2e7c19326d20b44f643

SHA-1:
d4733de6bdcd095d5032efd3d88cbae1f7fc4378

SHA-256:
f6edeee19d283d10d5010c0c5809f147077288dc633777a791030a9a025d223b

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
3/7/2026 2:24:26 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Elex.LeiQing.Meta (M)
16.7.9.11

File size:
6.9 MB (7,244,240 bytes)

Copyright:
Microsoft Corporation. All rights reserved.

Original file name:
winsecurity.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\ProgramData\windows security\winsecurity.exe

Digital Signature
Signed by:
Lei Qing

Authority:
WoSign CA Limited

Valid from:
8/19/2015 5:00:23 AM

Valid to:
8/19/2016 5:00:23 AM

Subject:
CN=Lei Qing, L=Tianjin, S=Tianjin, C=CN

Issuer:
CN=WoSign Class 2 Code Signing CA, O=WoSign CA Limited, C=CN

Serial number:
2B8E845E7AA055FC643B525DF3001A41

File PE Metadata
OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
3.0

CTPH (ssdeep):
49152:+AL7NY31Iv8l5wUgEhx2K8X0/irEVAtcfVOMNJX/rcYRfB5BkbYfTRFIAIQribqY:+ALRGIv85gcIZ2lBY

Entry address:
0x54380

Entry point:
83, EC, 0C, 8B, 44, 24, 0C, 8D, 5C, 24, 10, 89, 44, 24, 04, 89, 5C, 24, 08, C7, 04, 24, FF, FF, FF, FF, E9, 01, 00, 00, 00, CC, E9, 0B, D3, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 5C, 24, 04, 64, C7, 05, 34, 00, 00, 00, 00, 00, 00, 00, 89, E5, 8B, 4B, 04, 89, C8, C1, E0, 02, 29, C4, 89, E7, 8B, 73, 08, FC, F3, A5, FF, 13, 89, EC, 8B, 5C, 24, 04, 89, 43, 0C, 89, 53, 10, 64, 8B, 05, 34, 00, 00, 00, 89, 43, 14, C3, CC, CC, CC, CC, 83, EC, 18, C7, 04, 24, F4, FF, FF, FF, 89, E5, FF, 15, 58, 90...
 
[+]

Code size:
4.6 MB (4,816,896 bytes)

Service
Display name:
Windows Security

Service name:
WindowsSecurity

Type:
Win32OwnProcess


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