teamviewer.exe

Internet Web

Advertiso GmbH

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application teamviewer.exe, “Internet Web Setup ” 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 cdn.neronac.com.
Publisher:
Software   (signed by Advertiso GmbH)

Product:
Internet Web

Description:
Internet Web Setup

Version:
4.8.4.0

MD5:
3a49985ab18078f9d1e69cd2b605bfe4

SHA-1:
195b95bba7634828d3ab08b30a5d277729637d17

SHA-256:
ce51416dce86cde00fce619bb3dd7f6134d3bfff6006536cfad2a7eed9511b92

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:
11/23/2024 8:36:58 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.8.5.17

File size:
712.5 KB (729,640 bytes)

Product version:
5.3.9

Copyright:
Web App

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\teamviewer.exe

Digital Signature
Signed by:

Authority:
GlobalSign nv-sa

Valid from:
2/17/2015 1:45:45 PM

Valid to:
2/18/2016 1:45:45 PM

Subject:
CN=Advertiso GmbH, O=Advertiso GmbH, L=Hamburg, S=Hamburg, C=DE

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

Serial number:
112174199E19DC47E8626A3FC3B34B556C25

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):
12288:CCvGEjYI4l7CoGjCF2pMviAOyEZxSxB2+Dp3av/ljJQkmqGGYJET6gspL:CCvBYIGCLK2pMqTy+CBzDp3MLQkmqzTQ

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:
7.8529

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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