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eshellctx64.dll

WinZipper

EMG Technology Limited

The module eshellctx64.dll, “WinZipper Shell Context Menu” by EMG Technology Limited has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This file is typically installed with the program AirZip by EMG Technology Limited which is a potentially unwanted software program. It is also typically executed from the user's temporary directory.
Publisher:
337 Technology Limited.  (signed by EMG Technology Limited)

Product:
WinZipper

Description:
WinZipper Shell Context Menu

Version:
0.0.0.1

MD5:
4964cea0ac12da69ab7a567b402896fb

SHA-1:
5eac31bbee0d157ccfafed7210d1137d8618dc72

SHA-256:
f0c76ac4026de2e40e3e9ab038acf9e9944db10579de50daa7eea07ca76c654f

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
4/25/2024 12:10:58 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Win64.Generic
16.2.17.19

File size:
146.6 KB (150,160 bytes)

Product version:
0.0.0.1

Copyright:
Copyright (C) 2012

Original file name:
eshellctx.exe

File type:
Dynamic link library (Win64 DLL)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\omigazip\eshellctx64.dll

Digital Signature
Signed by:
EMG Technology Limited

Authority:
GlobalSign nv-sa

Valid from:
7/31/2013 11:20:50 AM

Valid to:
8/1/2014 11:20:50 AM

Subject:
CN=EMG Technology Limited, O=EMG Technology Limited, L=HongKong, S=HongKong, C=HK

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
11214B00008DA514B60ED8EE5329E4DF7F28

File PE Metadata
Compilation timestamp:
10/15/2013 5:56:19 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:axCD1f2HGIcYUtLsGpPyysQoTf96WLqT/FzFzi6IUJYvXtswTEgE2H:QWf/IcFLFR3joTf96WgZsswTEM

Entry address:
0xB7B8

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, 97, 51, 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, A7, FE, FF, FF, CC, CC, CC, 40, 53, 48, 83, EC, 30, 48, 8B, D9, B9, 0E, 00, 00, 00, E8, 25, 54, 00, 00, 90, 48, 8B, 43, 08, 48, 85, C0, 74, 3F, 48, 8B, 0D, FC, 69, 01, 00, 48, 8D, 15, ED, 69, 01, 00, 48, 89, 4C, 24, 20, 48, 85, C9, 74, 19, 48, 39, 01, 75, 0F, 48, 8B, 41, 08, 48, 89...
 
[+]

Code size:
84.5 KB (86,528 bytes)

Approved Shell Extension
Name:
WinZipper Shell Extension

CLSID:
{4F622628-7632-4B28-B184-D7BA0CA3273B}

CLSID name:
OShellContextMenu Class


The file eshellctx64.dll has been discovered within the following program.

AirZip  by EMG Technology Limited
Publisher's description - “Airzip is a free and easy to use compression software that is based on 7-Zip technology. With its fast compression engine,Airzip is a powerful tool for unzipping Zip archives, creating Zip-compatible files and other archiving software.”
airzip.webssearches.com
About 60% of users remove it
 
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