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geogebra-installer-5.0.27.0.exe

GeoGebra

Innovative Systems LLC

The application geogebra-installer-5.0.27.0.exe by Innovative Systems has been detected as adware by 13 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 geogebra.joydownload.com and multiple other hosts.
Publisher:
Innovative Systems LLC  (signed and verified)

Product:
GeoGebra

Version:
1.0.0.0

MD5:
37a653d7eae9e5723197958edd9c3025

SHA-1:
e805bb82507e25ac95303596462b916fbe42ab85

SHA-256:
1d046c10d863d4655b6c988eaff93b0b71d27620c630b2479dd9d20366abb236

Scanner detections:
13 / 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:
5/3/2024 12:37:41 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.OpenCandy
2014.11.14

Avira AntiVirus
APPL/Downloader.Gen
7.11.185.150

AVG
OpenCandy
2015.0.3287

Baidu Antivirus
Adware.Win32.OpenCandy
4.0.3.141117

Clam AntiVirus
Win.Trojan.Agent-803351
0.98/21411

Dr.Web
Adware.OpenCandy.55
9.0.1.0321

ESET NOD32
Win32/JoyDownloader
8.10723

Malwarebytes
PUP.Optional.OpenCandy
v2014.11.17.02

McAfee
Artemis!2A2CC871B2C2
5600.6943

Qihoo 360 Security
HEUR/QVM42.0.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.InnovativeSystems.Y
14.11.17.14

Trend Micro House Call
Suspici.792C221A
7.2.321

File size:
496.4 KB (508,320 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\geogebra-installer-5.0.27.0.exe

Digital Signature
Signed by:
Innovative Systems LLC

Authority:
Thawte, Inc.

Valid from:
9/19/2014 1:00:00 AM

Valid to:
9/20/2015 12:59:59 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 12:52:48 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:cQCg/oOpCzaQt7ricm3n0AyEDovBVEXg8q8j8fyExr:dCgRpokD3nTyIovBVEXgPr

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 geogebra-installer-5.0.27.0.exe has been seen being distributed by the following 2 URLs.

http://geogebra.joydownload.com/get_azure_file/wUiS4WnYccXBwj qXP7oQkEsnV0kOT2iGhjga5/ZtukkqzyqsGMxwd0EP0Xlar79P2G3g15aOHHIX/usW782yath1s3eDQqb7XqwTB 17Wm00v/QqtjQl2VLpJw2iBZIV3y1SWchhshw9CrxGWmdSq4KkZu0JTxEYrozJQpYZvCgAyg9KdOXeFhm3f24R2Q4fZvyz 8yEGmk5xKajvQvDpG3Ypv3O2NXnMu/.../smmw8eroL7h0quMfYhwm60CIxX7c2pQXrroZrTkC0gbaQXHMd9ZS5q9aD7DxEihB66xYoRTHu0VE isZGnzQ0vLC2HqmFX197ZIjXxGxWCz7ltYk8=

http://geogebra.joydownload.com/get_azure_file/wUiS4WnYccXAwj 1RrjxCgghkkVxZmbzR1 xcteQv E8/yG6sGMxwdoEP0b1Y/j2PnO20gABcSPQSqDiWuklyPpqzMyPUFnOqHqqThflszi1jf/D 5GYyCEes55piVRGVXCmCTdyk8civSH UHHPGeAJ2syiPTQGYqtlekdYZv21B2cmJo2Kd0d 2eP5FzglZof1z 0rWyHvoFGMlvxmFsvkJNClLHte1dO/Gfsv3BcW55q 1AzqZfN/liflCcxX/.../htYk8=

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