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winzip18nl.exe

WinZip Computing

This is the installation and setup package for WinZip, a file compression/decompression utilitiy that has a GUI to zip interface. The installer might bundle additional software offers during setup including the AVG browser toolbar. The application winzip18nl.exe by WinZip Computing has been detected as a potentially unwanted program by 3 anti-malware scanners. The program is a setup application that uses the Inno Setup installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions.
Publisher:
WinZip Computing  (signed and verified)

MD5:
e47f9e9d8da37f5e83c97b2627e818a6

SHA-1:
092afc2ab08c0f3873953f4a14816076a48721b3

SHA-256:
a8ef9fd53bbf0574b5a7c07ba70442868528d9567a942fb8ad7cecf3163e5c83

Scanner detections:
3 / 68

Status:
Potentially unwanted

Explanation:
The setup program might include offers for additional software during installation.

Analysis date:
11/2/2024 7:16:59 PM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Trojan.Packed.28622
9.0.1.05190

ESET NOD32
Win32/InstallCore.AEO.gen potentially unwanted application
7.0.302.0

Sophos
PUA 'Install Core Click run software'
5.22

File size:
839.9 KB (860,096 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\{user}\downloads\winzip18nl.exe

Digital Signature
Signed by:
WinZip Computing

Authority:
VeriSign, Inc.

Valid from:
2/15/2014 1:00:00 AM

Valid to:
5/17/2016 1:59:59 AM

Subject:
CN=WinZip Computing, OU=IT, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=WinZip Computing, L=Mansfield, S=Connecticut, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
4A0099B9A58D592947DF50CC37517426

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:xWFELt6gygwA2R/usymUDteh9SuLcUiEK9FJ8sf:x07g1IsvkhEq8f

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, BF, A9, FF, FF, E8, 5E, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

The file winzip18nl.exe has been seen being distributed by the following URL.

http://download.winzip.com/.../winzip18nl.exe

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to st.openinstall.com  (184.168.221.46:80)

TCP (HTTP):
Connects to oi.cloud.avg.com  (204.193.144.33:80)

TCP (HTTP):
Connects to inst.avg.com  (204.193.144.89:80)

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