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teamviewer_setup.exe

TeamViewer

Download Assistant

This is part of the Air Installer, a download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application teamviewer_setup.exe by Download Assistant 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 AirInstaller Download Manager installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from official.247download.org.
Publisher:
Download Assistant  (signed and verified)

Product:
TeamViewer

Version:
3.0.0.154

MD5:
f53b60e0d14bf6f704ce290431bb222b

SHA-1:
20309b1af96c25a1c4e8fd345cdcdef9ed2ac828

SHA-256:
2d2cca5d6a6aa106778e5d6652583e1cc2c84b225202898aee3747a0a03d1db7

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 12:15:00 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software (M)
17.3.8.20

File size:
1.1 MB (1,143,704 bytes)

Product version:
3.0.0.154

Copyright:
(c) Download Assistant

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\teamviewer_setup.exe

Digital Signature
Signed by:
Download Assistant

Authority:
Symantec Corporation

Valid from:
4/21/2016 2:00:00 AM

Valid to:
7/22/2017 1:59:59 AM

Subject:
CN=Download Assistant, O=Download Assistant, L=Victoria, S=British Columbia, C=CA

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
74E99F6D6E13850E699A1F96049E70BC

File PE Metadata
Compilation timestamp:
1/30/2013 3:21:56 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0x113BC

Entry point:
55, 8B, EC, 83, C4, A4, 53, 56, 57, 33, C0, 89, 45, C4, 89, 45, C0, 89, 45, A4, 89, 45, D0, 89, 45, C8, 89, 45, CC, 89, 45, D4, 89, 45, D8, 89, 45, EC, B8, 2C, 00, 41, 00, E8, E8, 51, FF, FF, 33, C0, 55, 68, 9E, 1A, 41, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 5A, 1A, 41, 00, 64, FF, 32, 64, 89, 22, A1, 48, 5B, 41, 00, E8, 16, D8, FF, FF, E8, 65, D3, FF, FF, 80, 3D, DC, 2A, 41, 00, 00, 74, 0C, E8, 2B, D9, FF, FF, 33, C0, E8, 80, 32, FF, FF, 8D, 55, EC, 33, C0, E8, E2, A3, FF, FF, 8B, 55, EC, B8, 50, 86...
 
[+]

Entropy:
6.9708

Developed / compiled with:
Microsoft Visual C++

Code size:
65.5 KB (67,072 bytes)

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

http://official.247download.org/1462491187R01sLSx8LS5sUFRRVU9RT1RsaT9nXEVFQVpOdVpNelpNekQ6Q0c6Q05wPyBIPiwgKz8sID9wLSA8Wk16O3wsOkRaTXpFOis8R3w6SDpDcDpJOmIuOkpnO1E7LVUtUzpTTVVUO00rPz09VVArTj9MTFE9OlM7O1FSTE9PUDpQPT9QTytMU046PU5NK0w7UVVPUjsrVU0/K2JEfD9nLCA/Wk16O0NaTXpFOis8R3w6SDpDYkZ8P2diKzs7fCx8K0U6b3w8Ky86Z1xFRUFaTnVaTXpaTXpISEhwPyBIPiwgKz8sID9wLSA8Wk16fD5ERSssLFpNejtDWk16fDwrLzpEWk16RTorPEd8Okg6Q3BBPi9iQUMgP0YtRW98PCsvOmdcRUVBWk51Wk16Wk16SEhIcD8gSD4sICs/LCA/.../ID46b0ZDLGdcRUVBWk51Wk16Wk16RUY P0MrcER8RTpaTXpBKy86RFpNeiMmeHlaTXojJiQoMHBcRTwsYi0rPi06LG9GQyxnXEVFQVpOdVpNelpNekVGPj9DK3BEfEU6Wk16QSsvOkRaTXojJnh5Wk16IyYzOCRwXEU8LA==

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