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robloxsetup.exe

Roblox

Download Assistant

This is part of the Air Installer, a download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application robloxsetup.exe by Download Assistant has been detected as adware 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 AirInstaller Download Manager installer. The file has been seen being downloaded from everydownload.softwaredelivery19.com.
Publisher:
Download Assistant  (signed and verified)

Product:
Roblox

Version:
3.0.0.155

MD5:
73a8d2edf7c6d88b4852f78d4a92fd5e

SHA-1:
ee029c03c43f9e5c6d608921b396913a905320db

SHA-256:
e80f21400607ad09cb56e019979a4beb51873fd5948adf8aeb1131dae9184461

Scanner detections:
1 / 68

Status:
Adware

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.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
1/13/2025 4:14:54 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software (M)
16.7.19.23

File size:
1.1 MB (1,137,240 bytes)

Product version:
3.0.0.155

Copyright:
(c) Download Assistant

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\robloxsetup.exe

Digital Signature
Signed by:
Download Assistant

Authority:
Symantec Corporation

Valid from:
5/2/2016 5:00:00 PM

Valid to:
8/1/2017 4:59:59 PM

Subject:
CN=Download Assistant, O=Download Assistant, L=Victoria, S=British Columbia, C=CA

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

Serial number:
088066A3A015128F544F3E16DC53BCE8

File PE Metadata
Compilation timestamp:
1/30/2013 6:21:56 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:txGkPhZNzcxln74Z/OqIa4LAA91b9sdRQCFTdaoAVSutLEx0EJak7:mKJE74ZZRmb9iRQ4YvVSQm0EJak7

Entry address:
0x113BC

Entry point:
55, 8B, EC, 83, C4, A4, 53, 56, 57, 33, C0, 89, 45, C4, 89, 45, C0, 89, 45, A4, 89, 45, D0, 89, 45, C8, 89, 45, CC, 89, 45, D4, 89, 45, D8, 89, 45, EC, B8, 2C, 00, 41, 00, E8, E8, 51, FF, FF, 33, C0, 55, 68, 9E, 1A, 41, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 5A, 1A, 41, 00, 64, FF, 32, 64, 89, 22, A1, 48, 5B, 41, 00, E8, 16, D8, FF, FF, E8, 65, D3, FF, FF, 80, 3D, DC, 2A, 41, 00, 00, 74, 0C, E8, 2B, D9, FF, FF, 33, C0, E8, 80, 32, FF, FF, 8D, 55, EC, 33, C0, E8, E2, A3, FF, FF, 8B, 55, EC, B8, 50, 86...
 
[+]

Entropy:
6.9609

Developed / compiled with:
Microsoft Visual C++

Code size:
65.5 KB (67,072 bytes)

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

http://everydownload.softwaredelivery19.com/v2/click/cfab8c37/?d=http://software.every-download.com/roblox.exe&sid=Roblox-US&uid=12743592&key=d7635a299ce19e52d53c35bee6f9c744d09efb45c585adde0d78ba6022f6d250&affiliate_image=&product_image=https://s3.amazonaws.com/evdlimages/roblox/product-is.png&n=Roblox&filename=RobloxSetup&done_url=http://tundra.site/pages/LM/LM_TYP.html&cancel_url=http://tundra.site/pages/.../MLINT.html

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