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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. 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:
Zoobam  (signed and verified)

MD5:
11d8e6fb5c31e66df99ddb8d054239a9

SHA-1:
e7b5206e3d2c4c885aa9f8e43eeb33b269a203c5

SHA-256:
45f66e6da0341761c9bd8fdfef1ddbfcf685a68e21db2321dce9c3dbc507a8b2

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:
4/24/2024 9:06:58 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Tightrope.Zoobam.Bundler (M)
16.5.25.6

File size:
826.1 KB (845,952 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 4:27:59 AM

Valid to:
10/16/2017 4:27:59 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:
7/15/2014 6:29:31 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:uxpJfslZtuaVd9lpmhwQbift489IVGD4xJFl6Xqb5Kbmkg8S:ap9sVuaVdvgVbmgGDijyikg5

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:
7.4932

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=new_source1&c=topdmsg&country=LY&cb=-13491627&filename=firefox-update.exe&productKey=uzxlh25ouoiupflchwd5pdzafjsoog5l&osName=Windows&osVersion=8&browserName=IE&browserVersion=7&zTmp=1

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