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TeamViewer.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.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. The file has been seen being downloaded from download.secure-pc-download.com.
Publisher:
DownloadAsst_New  (signed by Download Assistant)

Product:
TeamViewer

Version:
3.0.0.105

MD5:
5c44078b198c7bbcde199086986ea12c

SHA-1:
1c3846e7d78268c907b5e0a0035e9670d5d64dfb

SHA-256:
4dbaaa707655f6cd5a74ba5de7ed3f2a17a708e3e5089d6df19eec78d766b3df

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:
6/1/2024 2:50:18 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.Download.Bundler (M)
16.5.5.9

File size:
961.2 KB (984,232 bytes)

Product version:
3.0.0.105

Copyright:
(c) DownloadAsst_New

Original file name:
TeamViewer.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\teamviewer.exe

Digital Signature
Signed by:
Download Assistant

Authority:
Symantec Corporation

Valid from:
2/15/2015 7:00:00 PM

Valid to:
2/16/2016 6:59:59 PM

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:
3784E4CAC60231ED82FD7E8E845E8CE3

File PE Metadata
Compilation timestamp:
6/3/2015 6:52:01 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:4Dk4/Ha+FsZCTOOUrp3LS0FDRdQw+ecmLLM5WmYRcTf4aQJVUmMCFCIGjSWViM3Z:4o4/nsZCTgFRd3LMHVD4aMVUPC9GYY+U

Entry address:
0x126A

Entry point:
55, 8B, EC, 83, EC, 10, 53, 56, 57, 6A, 00, FF, 15, 08, 10, 49, 00, 8B, F8, 33, D2, 8B, CF, 8B, 5F, 3C, 03, DF, 2B, 05, 1C, 10, 40, 00, 89, 45, F4, 1B, D2, F7, D8, 89, 55, F8, 0F, B7, 73, 14, 83, D2, 00, F7, DA, 89, 75, F0, 52, 8B, 93, A0, 00, 00, 00, 50, 8B, 44, 1E, 24, 03, 05, 28, 10, 40, 00, 50, FF, B3, A4, 00, 00, 00, E8, 88, FD, FF, FF, 8B, 54, 1E, 28, 83, C4, 10, A1, 28, 10, 40, 00, 2B, D0, 83, FA, 01, 76, 0D, 8B, 4C, 1E, 24, 03, C8, 03, CF, E8, F2, FE, FF, FF, A1, 20, 10, 40, 00, 83, C6, 40, 03, F3...
 
[+]

Entropy:
7.0509

Developed / compiled with:
Microsoft Visual C++

Code size:
574.5 KB (588,288 bytes)

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

http://download.secure-pc-download.com/v2/click/b8152820/?d=http://www.installer-assist.com/download/TeamViewer_Setup_en.exe&key=ada7eea1a99f84626e596e1a6905dd687066d3d0277d430d0d74676f98ea8b6c&sid=TeamViewer&uid=TeamViewer&affiliate_image=http://download-assist.com/admin/.../Team-Viewer-icon_i.png&product_image=http://download-assist.com/admin/.../Team-Viewer-icon_p.png&n=TeamViewer&filename=TeamViewer

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