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spark_minidownloader.exe

Spark Browser

Innovative Systems LLC

The application spark_minidownloader.exe by Innovative Systems has been detected as adware by 8 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The installer uses the OpenCandy monitzation platform which will donwload and install offers in the setup for potentially unwanted software including ad/search-supported toolbars. The file has been seen being downloaded from spark-browser.joydownload.com.
Publisher:
Innovative Systems LLC  (signed and verified)

Product:
Spark Browser

Version:
1.0.0.0

MD5:
658493853cc2e461e13f313cb2b10251

SHA-1:
2521531b40215c67fe35edcc1a5a8a551272ddf5

SHA-256:
3e47b97e69b691300b2ded7172cf8d30324bc06edd7e18ce2f7132a0ae11fbcb

Scanner detections:
8 / 68

Status:
Adware

Explanation:
Packages the OpenCandy software bundler that offers to install additional software and may include web browser add-ons and toolbars which display advertising (based on publisher settings and geo context).

Analysis date:
11/24/2024 9:41:53 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

Avira AntiVirus
APPL/Downloader.Gen
7.11.177.52

AVG
OpenCandy
2015.0.3321

ESET NOD32
Win32/JoyDownloader
8.10529

Malwarebytes
PUP.Optional.OpenCandy
v2014.10.14.03

McAfee
Artemis!C5E8D0BFF605
5600.6977

Qihoo 360 Security
HEUR/Malware.QVM06.Gen
1.0.0.1015

Reason Heuristics
PUP.InnovativeSystems.U
14.10.14.15

File size:
496.7 KB (508,632 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

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

Digital Signature
Signed by:
Innovative Systems LLC

Authority:
Thawte, Inc.

Valid from:
9/19/2014 2:00:00 AM

Valid to:
9/20/2015 1:59:59 AM

Subject:
CN=Innovative Systems LLC, O=Innovative Systems LLC, L=Dnepropetrovsk, S=Dnepropetrovska, C=UA

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
09A91C40EAE34E72CD975B0B218AE4BA

File PE Metadata
Compilation timestamp:
5/20/2013 1:52:48 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:3QdDxaZYx6zTAd/PEA+uQGalLmGc5hFebbt+5GXD0n8g2:A4Yx8cdHgEalLmWNXD032

Entry address:
0x331F

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, 30, 92, 40, 00, 89, 6C, 24, 14, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, BC, 70, 40, 00, 55, FF, 15, AC, 72, 40, 00, 6A, 08, A3, D8, 7A, 7A, 00, E8, A8, 2E, 00, 00, A3, 24, 7A, 7A, 00, 55, 8D, 44, 24, 34, 68, B4, 02, 00, 00, 50, 55, 68, D0, EE, 79, 00, FF, 15, 7C, 71, 40, 00, 68, 7C, 93, 40, 00, 68, 20, 6A, 7A, 00, E8, 13, 2B, 00, 00, FF, 15, 34, 71, 40, 00, BB, 00, 20, 7B, 00, 50, 53, E8, 01, 2B, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
24 KB (24,576 bytes)

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

http://spark-browser.joydownload.com/get_azure_file/wUiS4WnYccXAwj uQbjxCggnkkU3LTPkEhnyas6H7KB2sTS35you2dBNJ0bkYqm/fyL m0kKcDzLWLzlCr50yb9q1pDCW1jEvT3zT0z1smm4g fa7dPbm3EN MEiiBZIUny1CDx0kMAv7CC5UGCTUvwFnNXqdD0CYqs6KRsMNb38FXB8ctyNf08wh/juEy1mcob4w7RsWnux8VDNlu1uAIC2M8ioZWMJl4HkX7w2lEQf7Iz8j1/6baJ8lCflCctX/JHiHyz7uNKamCgqddUDFMZmVgJ67rvTQl0/.../44JDmzR16fWDP 2AT18uUaSz8GgaemvEy

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