yahoo-toolbar.exe

Program Setup

Astro Superb (Fried Cookie Ltd.)

The Fried Cookie installer utilizes the InstallCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application yahoo-toolbar.exe by Astro Superb (Fried Cookie) 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. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions.
Publisher:
SecuredDownload  (signed by Astro Superb (Fried Cookie Ltd.))

Product:
Program Setup

Version:
1.0.5.a0.1_53303

MD5:
93989de8f34508b11801b2dd0846b0ca

SHA-1:
0a4f445ab5b1976bfbfb0f8eb4f390f92c859c26

SHA-256:
ab74b02b891049557f1ae4659b5a1f583bebc79e49eba78c7776daf650a15661

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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:
11/6/2024 12:57:52 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.FC.Installer (M)
16.3.7.9

File size:
1 MB (1,087,976 bytes)

Product version:
1.0.5.a0.1_53303

Copyright:
SecuredDownload

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}\yahoo-toolbar.exe

Digital Signature
Authority:
GlobalSign nv-sa

Valid from:
12/17/2015 5:57:20 AM

Valid to:
6/22/2016 10:03:14 AM

Subject:
CN=Astro Superb (Fried Cookie Ltd.), O=Astro Superb (Fried Cookie Ltd.), L=Tel Aviv, C=IL

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
1121A3B980ACCEBE32A4BE220BFCDAA8F3D0

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:OSsZeTpVzldAIFsUDg/OR0ai46IKMY/ezqOt9CiYI6:OFYTjzldxsUDg/O2ai4HKMY/ezft9Ci

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8782

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

Code size:
37 KB (37,888 bytes)

The file yahoo-toolbar.exe has been seen being distributed by the following URL.

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