WinZip_setup.exe

WinZip

Download Assistant

This is part of the Air Installer, a download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application WinZip_setup.exe by Download Assistant has been detected as adware by 17 anti-malware scanners. The program is a setup application that uses the AirInstaller Download Manager installer. During install, it bundles potentially unwanted software on a user's computer at the same time without adequate consent. The file has been seen being downloaded from www.tikadownloads.com.
Publisher:
Download Assistant  (signed and verified)

Product:
WinZip

Version:
3.0.0.102

MD5:
7079b55f776f768c83e6c5feef60cf6d

SHA-1:
12cbe17aebc8b7886319781d7720dd59119b2406

SHA-256:
e588ce843d4597871b9522695bb1c4e2e876cfbfbcf84bebd26e8a2962ea1676

Scanner detections:
17 / 68

Status:
Adware

Explanation:
Bundles additional software, mostly toolbars and other potentially unwanted applications using the Vittalia monitization installer.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
5/21/2024 3:20:56 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.AirInstaller.5
537

Avira AntiVirus
TR/Crypt.XPACK.Gen
8.3.1.6

avast!
Win32:Adware-CKC [PUP]
2014.9-150817

Bitdefender
Gen:Variant.Application.Bundler.AirInstaller.5
1.0.20.1145

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.DownloadAssistant.S
22149

Dr.Web
Trojan.Vittalia.30
9.0.1.0229

ESET NOD32
Win32/DownloadAssistant.A potentially unwanted (variant)
9.11640

F-Secure
Gen:Variant.Application.Bundler
11.2015-17-08_2

G Data
Gen:Variant.Application.Bundler.AirInstaller
15.8.25

Malwarebytes
PUP.Optional.BundleInstaller.A
v2015.08.17.10

MicroWorld eScan
Gen:Variant.Application.Bundler.AirInstaller.5
16.0.0.687

NANO AntiVirus
Trojan.Win32.Vittalia.dqfrig
0.30.24.1357

Panda Antivirus
Trj/Genetic.gen
15.08.17.10

Reason Heuristics
PUP.Air Software.DownloadAssistant.Bundler (M)
15.8.17.10

Rising Antivirus
PE:Malware.XPACK-HIE/Heur!1.9C48
23.00.65.15815

VIPRE Antivirus
AirInstaller
40314

File size:
960.7 KB (983,720 bytes)

Product version:
3.0.0.102

Copyright:
(c) Download Assistant

Original file name:
WinZip_setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
English (United States)

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

Digital Signature
Authority:
Symantec Corporation

Valid from:
2/16/2015 2:00:00 AM

Valid to:
2/17/2016 1:59:59 AM

Subject:
CN=Download Assistant, O=Download Assistant, L=Victoria, S=British Columbia, C=CA

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
3784E4CAC60231ED82FD7E8E845E8CE3

File PE Metadata
Compilation timestamp:
5/17/2015 3:46:55 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:WVRf74W/G1BAqgV2ejIm3K3dkWS4gDjZsdjoQKqh:YCwxjSdkWWDtsdjo7qh

Entry address:
0x126A

Entry point:
55, 8B, EC, 83, EC, 10, 53, 56, 57, 6A, 00, FF, 15, 08, 10, 49, 00, 8B, F8, 33, D2, 8B, CF, 8B, 5F, 3C, 03, DF, 2B, 05, 1C, 10, 40, 00, 89, 45, F4, 1B, D2, F7, D8, 89, 55, F8, 0F, B7, 73, 14, 83, D2, 00, F7, DA, 89, 75, F0, 52, 8B, 93, A0, 00, 00, 00, 50, 8B, 44, 1E, 24, 03, 05, 28, 10, 40, 00, 50, FF, B3, A4, 00, 00, 00, E8, 88, FD, FF, FF, 8B, 54, 1E, 28, 83, C4, 10, A1, 28, 10, 40, 00, 2B, D0, 83, FA, 01, 76, 0D, 8B, 4C, 1E, 24, 03, C8, 03, CF, E8, F2, FE, FF, FF, A1, 20, 10, 40, 00, 83, C6, 40, 03, F3...
 
[+]

Entropy:
7.0549

Developed / compiled with:
Microsoft Visual C++

Code size:
574.5 KB (588,288 bytes)

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

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