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:
4/25/2024 1:30:53 AM 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
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.

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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