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wzShellctx.dll

WinZiper

Yang Liu

The module wzShellctx.dll, “WinZiper Shell Context Menu” by Yang Liu 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:
Winziper Pvt Ltd.  (signed by Yang Liu)

Product:
WinZiper

Description:
WinZiper Shell Context Menu

Version:
2.2.28.0

MD5:
50aa3a5946ce27607f54ba06fd09ee37

SHA-1:
b409919c85a9687d83eada08c8c85854bdd0622b

SHA-256:
35604f8b284f8484b68db4e22478ed33c5193f9322e0098a29ff210c8c8a4f2a

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/22/2025 3:08:52 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Winzipper.YangLiu.Meta (M)
16.8.30.12

File size:
207.6 KB (212,592 bytes)

Product version:
2.2.28.0

Copyright:
Copyright (c) 2015 Winziper Pvt Ltd. All Rights Reserved.

Original file name:
wzShellctx.dll

File type:
Dynamic link library (Win32 DLL)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\tools\wzp\omigazip_patch\wzshellctx.dll

Digital Signature
Signed by:
Yang Liu

Authority:
thawte, Inc.

Valid from:
8/29/2016 5:30:00 AM

Valid to:
11/26/2016 5:29:59 AM

Subject:
CN=Yang Liu, OU=Individual Developer, O=No Organization Affiliation, L=Beijing, S=Beijing, C=CN

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
631D80FC8573BCF179976B09AED1C5D7

File PE Metadata
Compilation timestamp:
8/30/2016 10:00:44 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:Cfgv2GrOsQmdFkQsxYWBFa69LGByhGdkMPbs1L+6Uy946V+b+2IbKCHg:ssOsQhak6omk5/nHy+29CA

Entry address:
0x15231

Entry point:
55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 18, 4C, 00, 00, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 07, 00, 00, 00, 83, C4, 0C, 5D, C2, 0C, 00, 6A, 0C, 68, A0, 75, 02, 10, E8, C0, 01, 00, 00, 33, C0, 40, 8B, 75, 0C, 85, F6, 75, 0C, 39, 35, 64, AC, 02, 10, 0F, 84, E4, 00, 00, 00, 83, 65, FC, 00, 83, FE, 01, 74, 05, 83, FE, 02, 75, 35, 8B, 0D, 88, 0A, 02, 10, 85, C9, 74, 0C, FF, 75, 10, 56, FF, 75, 08, FF, D1, 89, 45, E4, 85, C0, 0F, 84, B1, 00, 00, 00, FF, 75, 10, 56, FF, 75, 08, E8, 11, FE, FF, FF, 89, 45, E4...
 
[+]

Entropy:
6.0964

Developed / compiled with:
Microsoft Visual C++

Code size:
119 KB (121,856 bytes)

Approved Shell Extension
Name:
WinZipper Shell Extension

CLSID:
{DC638EEA-2BA2-4459-9C46-85A2F0BE6040}

CLSID name:
wzShellContextMenu Class


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