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groovestream.exe

Premium Installer

This adware bundler is distributed through Adknowledge's advertising supported software managers. The application groovestream.exe, “Groove Stream ” by Premium Installer has been detected as adware by 7 anti-malware scanners. The program is a setup application that uses the Adknowledge Fusion installer. The file has been seen being downloaded from install.optimum-installer.com.
Publisher:
Premium Installer  (signed and verified)

Product:
Premium Installer

Description:
Groove Stream

Version:
1.0.0.0

MD5:
663b1f1824711929d53f0e3144e1b14f

SHA-1:
8ef13ba8540d732541d1be5add7a0c1d656e8fdd

SHA-256:
f1fb3ddbbcd8956fb8b7c51264dbe7387e537f086253112e24288734b69b3a0e

Scanner detections:
7 / 68

Status:
Adware

Explanation:
This setup/installer bundles various adware components.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/25/2024 8:43:49 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Installer-K [PUP]
2014.9-160124

AVG
Adware AdInstaller.ExpressInstall
2017.0.2854

Bkav FE
W32.HfsAdware
1.3.0.6379

Kaspersky
not-a-virus:AdWare.Win32.iBryte
14.0.0.767

Panda Antivirus
PUP/MultiToolbar.A
16.01.24.12

Reason Heuristics
PUP.Adknowledge.PremiumInstaller.Installer (M)
16.1.24.12

VIPRE Antivirus
Threat.4778314
39676

File size:
212.8 KB (217,896 bytes)

Product version:
1.0.0.0

Copyright:
Premium Installer

Original file name:
BootStrapper.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adknowledge Fusion

Language:
Language Neutral

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

Digital Signature
Signed by:
Premium Installer

Authority:
VeriSign, Inc.

Valid from:
7/11/2012 5:00:00 PM

Valid to:
7/12/2013 4:59:59 PM

Subject:
CN=Premium Installer, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Premium Installer, L=Wilmington, S=Delaware, 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:
706520EBEF7703A74B71E96735FFEA17

File PE Metadata
Compilation timestamp:
9/26/2012 9:03:20 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
6144:nhpoHFRrMaNuyQXcXADhelidtbpdpz2G6prC9DHpTqB:nhSHFRrMaNuyQXcXADhelidtbpdpSTtp

Entry address:
0x2EC8E

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
5.6171

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
179.5 KB (183,808 bytes)

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

http://install.optimum-installer.com/o/.../GrooveStream.exe

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