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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.
Publisher:
Microsoft Corporation  (signed by Lei Qing)

Product:
Microsoft Windows Operating System

Description:
Windows Security

Version:
6.3.9600.17284 (aaa.140822-1915)

MD5:
a1e75832e1290bb59cc00479daecddca

SHA-1:
d2f1b7e20c8a244ba3f32c4a820d9672ba0c4951

SHA-256:
459a293bbe216661e14f44f18e9f84ff728533b25888df1bb46cdd583663cff9

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
3/7/2026 2:24:15 AM UTC  (today)

Scan engine
Detection
Engine version

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

File size:
4.4 MB (4,614,608 bytes)

Product version:
1.0 (2016/01/01)

Copyright:
Microsoft Corporation. All rights reserved.

Original file name:
winsecurity.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\roaming\winsecurity\f\up\bk12_10_180\winsecurity.exe

Digital Signature
Signed by:
Lei Qing

Authority:
WoSign CA Limited

Valid from:
8/19/2015 3:30:23 AM

Valid to:
8/19/2016 3:30:23 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):
98304:pKX8wT/MuAZHmY1n4C7nsDDTYgqm7elOLsXgc3BVzGtj7tlbEjhV41n/Szew5UsA:pDsEuAiNIa

Entry address:
0x53F10

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, 00, E9, 4B, D2, FF, FF, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 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, 00, 00, 00, 00, 83, EC, 18, C7, 04, 24, F4, FF, FF, FF, 89, E5, FF, 15, 50, E0...
 
[+]

Code size:
4.3 MB (4,507,136 bytes)

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