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geogebra-installer-5.0.27.0.exe

GeoGebra

RICH MEDIA SYSTEMS INC.

The application geogebra-installer-5.0.27.0.exe by RICH MEDIA SYSTEMS INC has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from geogebra.es.1800download.com.
Publisher:
RICH MEDIA SYSTEMS INC.  (signed and verified)

Product:
GeoGebra

Version:
1.0.0.0

MD5:
70f271d38394553b8df12e80fc59ff22

SHA-1:
bc54494fba39c5af8d009080aa9f226a09877711

SHA-256:
021b6e9c289daae313638e3d9c5b203092be138bc42aaead6a5cb9b2e27fb60f

Scanner detections:
1 / 68

Status:
Potentially unwanted

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
12/26/2024 9:15:42 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.RICHMEDI.Installer (M)
16.3.15.8

File size:
418 KB (428,072 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\geogebra-installer-5.0.27.0.exe

Digital Signature
Signed by:
RICH MEDIA SYSTEMS INC.

Authority:
Symantec Corporation

Valid from:
2/16/2015 4:00:00 PM

Valid to:
2/17/2016 3:59:59 PM

Subject:
CN=RICH MEDIA SYSTEMS INC., O=RICH MEDIA SYSTEMS INC., L=HENDERSON, S=Nevada, C=US

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
3F87144C25AF8BCF29F29C5A1FEEF4BA

File PE Metadata
Compilation timestamp:
5/19/2013 4:53:00 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:miucV6pjokm0GjGYrVVvHclLijCxmoCZugfDpSJcInWOaZ2vnDPwwZs6:miuZCGYrklLRxmxDwJcIn/fRZs6

Entry address:
0x331C

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, 98, 92, 42, 00, E8, A8, 2E, 00, 00, A3, E4, 91, 42, 00, 55, 8D, 44, 24, 34, 68, B4, 02, 00, 00, 50, 55, 68, 90, 06, 42, 00, FF, 15, 7C, 71, 40, 00, 68, 7C, 93, 40, 00, 68, E0, 81, 42, 00, E8, 13, 2B, 00, 00, FF, 15, 34, 71, 40, 00, BB, 00, 40, 43, 00, 50, 53, E8, 01, 2B, 00, 00...
 
[+]

Entropy:
7.7149

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 URL.

http://geogebra.es.1800download.com/get_azure_file/wUiS4WnYccXEwj /TeqjC1c0kw48PjylHxvxZdrTvOh152T qHomkphOcRauLfmgLXj/ylxSIDTZRL7ySvdm0bIjzsWXFU/Iqz3zVUz2sHD8gffbvIabg2gIq5I6kRIbCiL4TX1nn4Aj/SHoGjrNUrcfwsLrJTECbbsyPRNMOan9RCwgJJqbZAkpz6vnGDQne4fg2q4/DGOo9h7dl7xmBZivcdClLHtY1dPrRLVxjRZW54v8h0qvO/Uiwn7kUtIEsIT/.../xoZjhxg83NTHOu2AGhICHInnrT0PXmvl8ewm9

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