chromecast-app-1.1.255.0.exe

Chromecast App

RICH MEDIA SYSTEMS INC.

The file chromecast-app-1.1.255.0.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. The file has been seen being downloaded from chromecast-app.joydownload.com and multiple other hosts.
Publisher:
RICH MEDIA SYSTEMS INC.  (signed and verified)

Product:
Chromecast App

Version:
1.0.0.0

MD5:
df721d54b64e6e3faa59c0ea9d91c10d

SHA-1:
29dac631500c59997d328b528ba9dcd7de2a3fe9

SHA-256:
d6fff07613c51e0c3118273240de97676be67c28fd2ea7c08646eb9a7a80ef8b

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:
12/27/2024 6:06:06 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.RICHMEDIASYSTEMS.Installer (M)
16.1.1.1

File size:
415.9 KB (425,832 bytes)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\chromecast-app-1.1.255.0.exe.0ulozmr.partial

Digital Signature
Authority:
Symantec Corporation

Valid from:
2/16/2015 7:00:00 PM

Valid to:
2/17/2016 6:59:59 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 7:53:00 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:viu6SrxyyqP3SerVkpKWge5m8aqctkKalQ:R6ok3fR0KWgUm8aq3E

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:
7.7187

Packer / compiler:
Nullsoft install system v2.x

Code size:
24 KB (24,576 bytes)

The file chromecast-app-1.1.255.0.exe has been seen being distributed by the following 12 URLs.

http://chromecast-app.joydownload.com/get_azure_file/wUiS4WnYccXBwj pXP7oQlssmVx1NTutCkGrNM7Y9uk053f9pXp5iNENJ1WhMe/uNDC2xV5KMWaPHe 1E/Y9wLNyhJ/JFQfS9SryHkXyvXq8mf6SpN/SgzUU/cFlwUdJF3ymACxyhshq9C/wSDXAHOlOw4TrNT8NeupqbUdSZvymFT5iKY6OOxo8jb/mFyM7eJunmbgnBSqwtFDdybcsXdDoYsn3ZXBY2sa/.../h0qnLbh 1CahCd0at5nvHD6qoZrTkC0gbaQXHMd9ZS5q9aD7DxEihBe03c8XS26 W1ig8tmg2l5lfmDP 2AW18uXdGCjBkvcguh ewm9

http://chromecast-app.joydownload.com/get_azure_file/wUiS4WnYccXBwj qXP7oQkEsnV0kPD2iGRvga5/Zsekkuzyi93p5iNEMJU31O O YC7pkwUbdn7dW6m6Gas23btlwdidGVnZqj3zT0z2uHGt36yS7oWJ2CYJ/Yc7wF9DUHy1WWY3y558rXq5Hn7IAPxOw4TrND0VMeBmPRNMOa39RHl4asWNLBgonue9RjQuO4/32/82C2q8tEjE3/VvDoD KZa8ZChW3sr F sujVlR/4O h1nyfKtnnG sAcVPsYSpSDrjtJuC3XV M kEBpY2enUluvDxQkY121Si3J5OEibzAR/.../aQm9

http://chromecast-app.joydownload.com/get_azure_file/wUiS4WnYccXDyCf4UfO5CV530RJ0YyqsWxLzZNbB5rt0sjir8Tkxj8ZfbQf1Y/j2OXmulRwYayHZCeL ErQzxrFhxMWZDw6avCX6BlSo 2m0yP/WpMufyD0f/tJzkV4BXnStGHoxhshq9CrwSGKLS/9Wy83zdG5TerJrJRkEcKX0XGg5IZrcLVgoiav2ESMmfoPg2q4/.../s 3lkxhIyOE HcVw9jNMnetW0HD3bIqewm9

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