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google-toolbar_setup.exe

Advertiso GmbH

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application google-toolbar_setup.exe by Advertiso GmbH 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 file has been seen being downloaded from downloadsf.com.
Publisher:
Advertiso GmbH  (signed and verified)

MD5:
5659b13ace41364ce29196afd2c9f58c

SHA-1:
0b8318fb9bbd2d7594249a8358625eb0fae03dc6

SHA-256:
1a215cddc1444aead3e2e0e08a731fe72ada591b5b4929a4ca4082800cf3dcd0

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:
12/26/2024 7:03:00 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.Advertis.Installer (M)
16.3.28.23

File size:
748.5 KB (766,464 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\google-toolbar_setup.exe

Digital Signature
Signed by:
Advertiso GmbH

Authority:
COMODO CA Limited

Valid from:
10/27/2013 7:00:00 PM

Valid to:
10/28/2014 6:59:59 PM

Subject:
CN=Advertiso GmbH, O=Advertiso GmbH, STREET=Kiebitzhof 1a, L=Hamburg, S=Hamburg, PostalCode=22089, C=DE

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
5E967C83796D144C896154F79240904C

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):
12288:G7vpzJW2Zd1wYe4xkAotm5j6I3OvcuZrmI8At8B4FbNrnEdWfqYYT4PT:G7vNJBZLwY7R6CO0udB8O1BDEdWfqtm

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:
7.8881

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

Code size:
37 KB (37,888 bytes)

The file google-toolbar_setup.exe has been seen being distributed by the following URL.

http://downloadsf.com/system/downloads/file2s/000/003/468/.../google-toolbar_setup.exe

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