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lightspark_setup.exe

FUSION INSTALLER

This adware bundler is distributed through Adknowledge's advertising supported software managers. The application lightspark_setup.exe, “Premium Installer ” by FUSION INSTALLER has been detected as adware by 20 anti-malware scanners. The program is a setup application that uses the Adknowledge Fusion installer. This program installs potentially unwanted software on your PC at the same time as the software you are trying to install, without adequate consent. The file has been seen being downloaded from ads.adsrvmedia.com.
Publisher:
Premium Installer   (signed by FUSION INSTALLER)

Product:
Premium Installer

Description:
Premium Installer

Version:
2.4.8.1

MD5:
1b23b91de2050120c2ad981fcafb1c2b

SHA-1:
f02343a84e88f56e9e3a99188afb64d29e30fb09

SHA-256:
20fd07739bbb6b2805cbd894632d9e5dda0254de1a8cd9a5fe080d52e1b316bd

Scanner detections:
20 / 68

Status:
Adware

Explanation:
This installer bundles various adware prorgams that may include toolbars and web browser advertising injectors/extensions.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
5/9/2024 4:00:52 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.OptimumInstaller.1
444

Agnitum Outpost
PUA.Agent
7.1.1

Avira AntiVirus
ADWARE/Adware.Gen7
7.11.147.26

avast!
Win32:Adware-gen [Adw]
2014.9-151117

AVG
Adware AdPlugin
2016.0.2922

Bitdefender
Gen:Variant.Application.Bundler.OptimumInstaller.2
1.0.20.1605

Comodo Security
Application.Win32.iBryte.WRP
18308

Dr.Web
Trojan.Packed.27631
9.0.1.0321

ESET NOD32
Win32/AdWare.iBryte.AL application
9.7.0.302.0

K7 AntiVirus
Unwanted-Program
13.1712403

Kaspersky
not-a-virus:AdWare.Win32.iBryte
14.0.0.1107

Malwarebytes
PUP.Optional.OptimumInstaller.A
v2015.11.17.01

MicroWorld eScan
Gen:Variant.Application.Bundler.OptimumInstaller.2
16.0.0.963

NANO AntiVirus
Riskware.Win32.IBryte.dawyyd
0.28.0.60253

Panda Antivirus
Trj/Genetic.gen
15.11.17.01

Qihoo 360 Security
Malware.QVM10.Gen
1.0.0.1015

Reason Heuristics
PUP.Adknowledge.FUSIONINSTALLER.Installer (M)
15.11.17.13

Rising Antivirus
PE:Malware.iBryte!6.192B
23.00.65.151115

Sophos
iBryte Optimum Installer
4.98

VIPRE Antivirus
Threat.4778314
29418

File size:
227.8 KB (233,256 bytes)

Product version:
2.4.8.1

Copyright:
Copyright (C) 2013 Premium Installer

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adknowledge Fusion

Language:
English (United States)

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

Digital Signature
Signed by:
FUSION INSTALLER

Authority:
VeriSign, Inc.

Valid from:
10/3/2013 5:00:00 PM

Valid to:
9/20/2014 4:59:59 PM

Subject:
CN=FUSION INSTALLER, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=FUSION INSTALLER, L=Kansas City, S=Missouri, 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:
21DB9738D9B500E3DAF0570B5DA9E8B9

File PE Metadata
Compilation timestamp:
6/7/2014 2:00:28 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
3072:bHw6AP60GmkctyPWpH/AV3bHWJiqYAI3CH5S5t3pYe3:MRZ2+4WpYsi3p73

Entry address:
0x10F27

Entry point:
E8, 30, 53, 00, 00, E9, 78, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, 44, A2, 42, 00, 8D, 7D, E0, F3, A5, 89, 45, F8, 8B, 45, 0C, 5F, 89, 45, FC, 5E, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, 38, A0, 42, 00, C9, C2, 08, 00, 8B, FF, 55, 8B, EC, 51, 53, 8B, 45, 0C, 83, C0, 0C, 89, 45, FC, 64, 8B, 1D, 00, 00, 00, 00, 8B, 03, 64, A3, 00, 00, 00, 00, 8B, 45, 08, 8B, 5D, 0C, 8B, 6D, FC, 8B, 63...
 
[+]

Entropy:
6.3613

Code size:
161 KB (164,864 bytes)

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

http://ads.adsrvmedia.com/event/click/0/djlte92PuyrCCP5Bad4hO0IiDhCMxSuvJlTLllxcNGOPoy_S0XL26WNNEInJCIQLf1HENsEl3IRDbssLMF8IU5lVeVXGzeEiQ-dzIaZTFfjnzJp9pJQCtzY68y3zHzw_xsSTAGG-hNDhe4-vCu6-2gYDGe43iCbdK_gX8Be0Qmepusub5Kf0ivVVQL8DTZPXiIiVYLNAxE9qR4hyP82lygZhgMNOElOqu9oBBxFlJpTGPEdTrML9RRBCUMOL9sz4b5pA_RuMggkMINcOUc2RcLiUJyBVK-qcU8OekII0AsS6K7Ux1CD-oaJYEh--9uaqKq7__CNAk4nJSUD3EE46XXZQyi5zhYjQmolblOPE8J2VSosSox-muSeP-_lmE_-g041rWD5oi70cLA/.../

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