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qwindows.dll

SIEN Internet Products Ltd

This is the SIEN AppScion Installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The module qwindows.dll by SIEN Internet Products has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the SIEN SuperInstall installer. This file is typically installed with the program GetnowUpdater by AppScion which is a potentially unwanted software program.
Publisher:
SIEN Internet Products Ltd  (signed and verified)

MD5:
49a0a8e04c2798a4a32a269cffce53ae

SHA-1:
473e638e6c1bfe6c06cbf853e04f53bf3c2696af

SHA-256:
e40fb6153c8a5f7144ce5ae50b9b4a000cca4dba76a47caff1cc0cad9a70d873

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.

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:
5/18/2024 1:09:31 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Sien (M)
16.12.2.8

File size:
863.6 KB (884,336 bytes)

File type:
Dynamic link library (Win32 DLL)

Bundler/Installer:
SIEN SuperInstall

Common path:
C:\users\{user}\appdata\roaming\getnowupdater\update.30\plugins\platforms\qwindows.dll

Digital Signature
Signed by:
SIEN Internet Products Ltd

Authority:
GlobalSign nv-sa

Valid from:
2/2/2015 3:13:19 PM

Valid to:
2/3/2016 3:13:19 PM

Subject:
CN=SIEN Internet Products Ltd, O=SIEN Internet Products Ltd, L=London, C=GB

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121B83795C783CB891BECAAAEEF4B5E1F5B

File PE Metadata
Compilation timestamp:
9/11/2014 6:06:50 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:NSpZ0/7qgjp44TSPMYZ3AZbl7XiHE/dwj1KrrgdzbxT6lF2LgAN48so4:NSpG/WgjytZ3AuHE/OoHgxm6cji4

Entry address:
0x91C68

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 80, 04, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, CC, FE, FF, FF, 59, 5D, C2, 0C, 00, CC, FF, 25, 24, 42, 09, 10, 8B, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A3, D0, 10, 0D, 10, 89, 0D, CC, 10, 0D, 10, 89, 15, C8, 10, 0D, 10, 89, 1D, C4, 10, 0D, 10, 89, 35, C0, 10, 0D, 10, 89, 3D, BC, 10, 0D, 10, 66, 8C, 15, E8, 10, 0D, 10, 66, 8C, 0D, DC, 10, 0D, 10, 66, 8C, 1D, B8, 10, 0D, 10, 66, 8C, 05, B4, 10, 0D, 10, 66, 8C, 25, B0, 10, 0D, 10, 66, 8C, 2D, AC, 10...
 
[+]

Code size:
582.5 KB (596,480 bytes)

The file qwindows.dll has been discovered within the following programs.

GetnowUpdater  by AppScion
Developed and distributed by SIEN group/LiveSoftAction SRL this adware application is designed to download and install additional potentially unwanted software offersings including the Iminent toolbar and others.
www.appscion.com
83% remove it
 
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