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wzshellctx64.dll

WinZiper

Chencheng Cai

The module wzshellctx64.dll, “WinZiper Shell Context Menu” by Chencheng Cai 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 Chencheng Cai)

Product:
WinZiper

Description:
WinZiper Shell Context Menu

Version:
2.2.28.0

MD5:
103a762b98a3e9728378eb941b94f3a5

SHA-1:
bb6f1b358f65321fc913fca0475056ebad66e5b6

SHA-256:
c8eeaf5c29fabc96e74a7944147755c7153ed14ad40d3b22ed7794765e9506c1

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
2/25/2025 7:10:06 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Winzipper (M)
16.8.2.11

File size:
202.6 KB (207,480 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 (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:
Chencheng Cai

Authority:
thawte, Inc.

Valid from:
7/28/2016 7:00:00 AM

Valid to:
1/18/2017 6:59:59 AM

Subject:
CN=Chencheng Cai, 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:
40FA13985158ACB4435D05F1B89D98DA

File PE Metadata
Compilation timestamp:
8/1/2016 12:07:55 PM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:1Rl3kSQU5lSNMYekMTTJDGOj9dA220+1vIythgXpd7++bofIDM:nl3kSQW0HMTMA9XWvjgXvrofJ

Entry address:
0xDEAC

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, A8, B8, 01, 00, 75, 07, 33, C0, E9, D2, 00, 00, 00, 8D, 43, FF...
 
[+]

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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