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wzshellctx64.dll

WinZipper

Yang Liu

The module wzshellctx64.dll, “WinZipper 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:
WinZipper

Description:
WinZipper Shell Context Menu

Version:
2.0.36.0

MD5:
41fdb3ddebbea3fdfd6541d57d38563d

SHA-1:
583eebfbb963897a2c7c837af0102156441e965b

SHA-256:
cd478ba66e492edffdde044afbffba18240a873bc2cd2e2d21cd565b9c58bd98

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
6/24/2025 10:52:29 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Winzipper.YangLiu.Meta (M)
16.6.27.15

File size:
204.1 KB (208,976 bytes)

Product version:
2.0.36.0

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

Original file name:
wzShellctx.dll

File type:
Dynamic link library (Win64 DLL)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\tools\wzp\omigazip_patch\wzshellctx64.dll

Digital Signature
Signed by:
Yang Liu

Authority:
thawte, Inc.

Valid from:
5/17/2016 5:00:00 PM

Valid to:
11/25/2016 3:59:59 PM

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:
7A83EBB920EE081F2CE9FD6AE15A77B1

File PE Metadata
Compilation timestamp:
5/18/2016 6:24:21 PM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:lPOKFClIdb4ohjtPYDYjTsL6nk1Xy/uMr+g2w4ytzjixWbofI8l:lPO+Cl4Eoh2EjT5MXaawTdi+of/

Entry address:
0xDF0C

Entry point:
48, 89, 5C, 24, 08, 48, 89, 74, 24, 10, 57, 48, 83, EC, 20, 49, 8B, F8, 8B, DA, 48, 8B, F1, 83, FA, 01, 75, 05, E8, AB, 5C, 00, 00, 4C, 8B, C7, 8B, D3, 48, 8B, CE, 48, 8B, 5C, 24, 30, 48, 8B, 74, 24, 38, 48, 83, C4, 20, 5F, E9, 03, 00, 00, 00, CC, CC, CC, 48, 8B, C4, 48, 89, 58, 20, 4C, 89, 40, 18, 89, 50, 10, 48, 89, 48, 08, 56, 57, 41, 56, 48, 83, EC, 50, 49, 8B, F0, 8B, DA, 4C, 8B, F1, BA, 01, 00, 00, 00, 89, 50, B8, 85, DB, 75, 0F, 39, 1D, 48, B8, 01, 00, 75, 07, 33, C0, E9, D2, 00, 00, 00, 8D, 43, FF...
 
[+]

Entropy:
5.7061

Code size:
95.5 KB (97,792 bytes)

Approved Shell Extension
Name:
WinZipper Shell Extension

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

CLSID name:
wzShellContextMenu Class


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