teamviewer.exe

Program Setup

Optinstall (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 teamviewer.exe by Optinstall (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 Optinstall (Fried Cookie Ltd))

Product:
Program Setup

Version:
1.0.5.a0.1_55218

MD5:
0bc6c4f099ddff3f928c4cc073cc42c2

SHA-1:
28d1abae38656b41d0c1e43a74a0e0702d490c81

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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
5/16/2024 9:12:40 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.FC.Installer (M)
16.5.12.5

File size:
948.1 KB (970,856 bytes)

Product version:
1.0.5.a0.1_55218

Copyright:
SecuredDownload

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\Documents and Settings\{user}\My documents\downloads\teamviewer.exe

Digital Signature
Authority:
GlobalSign nv-sa

Valid from:
12/17/2015 9:09:26 PM

Valid to:
4/27/2016 10:21:32 PM

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

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

Serial number:
11215636959A80155787F26DE2847A7CC84B

File PE Metadata
Compilation timestamp:
6/20/1992 3:52:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:kTpIB7PlqV2mSOzTRq2zVSDkduVjK1UU0IneTF:kNGYV7qVDkdB1j0e2F

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...
 
[+]

Entropy:
7.9313

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

Code size:
39.5 KB (40,448 bytes)

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

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