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net+framework+4.5.1.exe

Microsoft .NET Framework

Innovative Systems LLC

The application net+framework+4.5.1.exe by Innovative Systems has been detected as adware by 25 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 dotnetframework.joydownload.com.
Publisher:
Innovative Systems LLC  (signed and verified)

Product:
Microsoft .NET Framework

Version:
1.0.0.0

MD5:
e483ae16e7e239cb21bdc2af46c5cf56

SHA-1:
1e5f6795c11ba17f705edae8ad3fd41c6fa2eeae

SHA-256:
4a6166a735f340333b1c6178c08fa14d88dc49e500f921318dedb5a9800a17e1

Scanner detections:
25 / 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:
4/23/2024 9:28:40 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Trojan.Heur.Iu3@xulKmVfi
360

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.OpenCandy
2014.09.23

Avira AntiVirus
APPL/Downloader.Gen
7.11.173.218

AVG
Generic
2017.0.2838

Baidu Antivirus
Adware.Win32.JoyDownloader
4.0.3.1629

Bitdefender
Gen:Trojan.Heur.Iu3@xulKmVfi
1.0.20.200

Clam AntiVirus
Win.Adware.Opencandy-8
0.98/21511

Comodo Security
ApplicUnwnt
19174

Dr.Web
Adware.Downware.6712
9.0.1.040

Emsisoft Anti-Malware
Gen:Trojan.Heur.Iu3@xulKmVfi
8.16.02.09.04

ESET NOD32
Win32/JoyDownloader
10.10449

F-Secure
Gen:Trojan.Heur.Iu3@xulKmVfi
11.2016-09-02_3

G Data
Gen:Trojan.Heur.Iu3@xulKmVfi
16.2.24

IKARUS anti.virus
PUA.JoyDownloader
t3scan.1.6.1.0

K7 AntiVirus
Unwanted-Program
13.185.14007

Malwarebytes
PUP.Optional.OpenCandy
v2016.02.09.04

McAfee
Artemis!79994A15D9CD
5600.6494

MicroWorld eScan
Gen:Trojan.Heur.Iu3@xulKmVfi
17.0.0.120

Norman
Gen:Trojan.Heur.Iu3@x8KikIai
11.20160209

Reason Heuristics
PUP.InnovativeSystems.Installer (M)
16.2.9.16

Sophos
Generic PUA IK
4.98

Trend Micro House Call
Suspici.218D75EB
7.2.40

Trend Micro
ADW_JOYLOAD
10.465.09

VIPRE Antivirus
Trojan.Win32.Generic
33348

File size:
489.7 KB (501,440 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\net+framework+4.5.1.exe

Digital Signature
Signed by:
Innovative Systems LLC

Authority:
VeriSign, Inc.

Valid from:
5/19/2014 7:00:00 AM

Valid to:
5/20/2015 6:59:59 AM

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

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:
450EACFE8D673E82864CE46BC1A92FCA

File PE Metadata
Compilation timestamp:
5/20/2013 6:53:11 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:7KcgZDT5X2a+Vz77FRabntKvynWR6g+4kCYSYY3Z12foAIou:deDNm37FRabnKy54LTYYJ12foAIou

Entry address:
0x333E

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, A2, 40, 00, 89, 6C, 24, 14, FF, 15, 34, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, BC, 80, 40, 00, 55, FF, 15, AC, 82, 40, 00, 6A, 08, A3, 78, 4F, 43, 00, E8, A8, 2E, 00, 00, A3, C4, 4E, 43, 00, 55, 8D, 44, 24, 34, 68, B4, 02, 00, 00, 50, 55, 68, F0, B1, 42, 00, FF, 15, 7C, 81, 40, 00, 68, 7C, A3, 40, 00, 68, C0, 3E, 43, 00, E8, 13, 2B, 00, 00, FF, 15, 34, 81, 40, 00, BB, 00, F0, 43, 00, 50, 53, E8, 01, 2B, 00, 00...
 
[+]

Entropy:
7.8390

Packer / compiler:
Nullsoft install system v2.x

Code size:
24.5 KB (25,088 bytes)

The file net+framework+4.5.1.exe has been seen being distributed by the following URL.

http://dotnetframework.joydownload.com/get_file/wUia6yjQOMzI2m6zUbjxEAgnkxQ8OzK1TkGuNc7Y9uk07m/s3D020K1MfBqyL S ZGi43lFGM33ZU7y1E/Y9wLNynZ/JFQfS9S3yHkf0qnD8gfTRpMuMyCAL/cR5xhceRn3kAD9wntF9oW kDyfPAu0BnYC dWwVY/o4LBIdc/ajRHE8csvENBonjKDiAC1mcoP4w7tqUj3v8EjE3/.../B2vi8JuRkD4hdb0AT4I3Kypr8LvlSAhq1xyx091BGi3oBAT2qNc=

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