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windows_firefoxupdateweb.exe

Zoobam

This is the Tightrope WebInstall which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application windows_firefoxupdateweb.exe by Zoobam 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 Tightrope WebInstall installer. The installer is marketed through download protals and search ads as the free Mozilla Firefox web browser but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
Zoobam  (signed and verified)

MD5:
e13bb5a7ca34c5cd9ec5568170d3d190

SHA-1:
f3319c3cfc504790e6d7797db33952834dc2d094

SHA-256:
b8d1061a82203a0c6c1bc9fbb27f70ba44abdd65651a6162b8c3575123c94e5d

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 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/24/2024 11:10:38 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Tightrope.Zoobam.Bundler (M)
16.3.29.21

File size:
825.4 KB (845,216 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Tightrope WebInstall (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\ProgramData\optimizer\program\windows_firefoxupdateweb.exe

Digital Signature
Signed by:
Zoobam

Authority:
GoDaddy.com, Inc.

Valid from:
10/16/2014 10:27:59 AM

Valid to:
10/16/2017 10:27:59 AM

Subject:
CN=Zoobam, O=Zoobam, L=Kirkland, S=Washington, C=US

Issuer:
CN=Go Daddy Secure Certificate Authority - G2, OU=http://certs.godaddy.com/repository/, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
4EA9D31E75E043

File PE Metadata
Compilation timestamp:
7/16/2014 12:29:31 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:8xpJfslZtuaVd9lpmhwQbift489IVGD4xJFl6Xqb5Kbmkg8Sk:wp9sVuaVdvgVbmgGDijyikg5k

Entry address:
0x3345

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, B0, 73, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, C0, 70, 40, 00, 53, FF, 15, 88, 72, 40, 00, 6A, 08, A3, B8, 3C, 42, 00, E8, 2E, 25, 00, 00, 53, 68, 60, 01, 00, 00, A3, C0, 3B, 42, 00, 8D, 44, 24, 38, 50, 53, 68, 43, 74, 40, 00, FF, 15, 64, 71, 40, 00, 68, 38, 74, 40, 00, 68, C0, 33, 42, 00, E8, 1F, 24, 00, 00, FF, 15, BC, 70, 40, 00, 50, BF, 00, 90, 42, 00, 57, E8, 0D, 24, 00, 00...
 
[+]

Entropy:
7.4926

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://files4.file-mirror.info/download/.../dl?bc=1086440&pid=topvideosoft&brand=topvideosoft.com&s=firefoxdl&c=topdmsg&country=MY&cb=-650318300&filename=firefox-update.exe&productKey=uzxlh25ouoiupflchwd5pdzafjsoog5l&osName=Windows&osVersion=7&browserName=IE&browserVersion=7&zTmp=1

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