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firefoxsetup.exe

Prog

Top Scale (New Media Holdings Ltd.)

The application firefoxsetup.exe, “Prog Setup ” by Top Scale (New Media Holdings) 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 installCore installer. With this installer, users are expecting to download the free Mozilla Firefox web browser but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
Internet Installer Web   (signed by Top Scale (New Media Holdings Ltd.))

Product:
Prog

Description:
Prog Setup

Version:
5.5.1.3

MD5:
a64e56342fb1da7a1e37fb6a2a6dda04

SHA-1:
bc728b279b57b37c7c605e52696d01f7e2d50de6

SHA-256:
c440b79b07be59dc2f5f89fdf09ee263490b7769e1c911ec6b15e6277ec94967

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:
4/25/2024 8:45:35 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.NewMedia.NMH.Bundler (M)
16.5.28.10

File size:
781.2 KB (799,984 bytes)

Product version:
5.2

Copyright:
Program Internet

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\firefoxsetup.exe

Digital Signature
Signed by:
Top Scale (New Media Holdings Ltd.)

Authority:
GlobalSign nv-sa

Valid from:
2/11/2015 6:01:05 PM

Valid to:
2/12/2016 6:01:05 PM

Subject:
CN=Top Scale (New Media Holdings Ltd.), O=Top Scale (New Media Holdings Ltd.), L=Tel Aviv, C=IL

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121FF0C79830A7B12BE4E698038C29DAF9A

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:FuP9u+qLBy0Qh5QSKL8ifMidVvxr+Wd2i+WBX87Kril:FmszQh5QSKL8if7hBd8WBXUKril

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

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

http://coolzipextractorapp.com/?dl=1&pi=AjCdAjAwOTgyOi==&osos=VdluDrW3cw==&dr=cHaWck1mIXvlDmW4vExthXN3DKV0AQDzcj1QDyDphXAmD3vpDZ0m rcWDEam7dAWxlam7dREhKDyvmAWASDChTMm7dlChV8RNTnwAzgwOTnm7K2pDZ1fATA3AzayOZn0Ag==&pd=2323UEvP2rLt2XNlUmNJ i==&campaignId=9jn0AjC1NTa4AZMq

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