teamviewer.exe

File

Safe iNstAlL oPT

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application teamviewer.exe by Safe iNstAlL oPT 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 OutBrowse Revenyou installer. The file has been seen being downloaded from get.up1209.info.
Publisher:
Safe iNstAlL oPT  (signed and verified)

Product:
File

Version:
1.9.3.0

MD5:
3410e8b8861f31e8acb112b1e7827ed2

SHA-1:
647b0fd07d3218842a271df12a9ba9e932f185e8

SHA-256:
e1996a682908eb5fe5b39ed9525722f0c73f6c8c3681410a7f60e446b50ff6ce

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 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:
1/15/2025 5:25:41 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
16.8.23.2

File size:
1.1 MB (1,101,328 bytes)

Product version:
1.9.3.0

Copyright:
File

Original file name:
Ionic.Zip-2015Apr06-190256-ba53f3d2-914e-4036-849c-7af67c140662.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou

Language:
Language Neutral

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

Digital Signature
Authority:
thawte, Inc.

Valid from:
4/4/2015 5:00:00 PM

Valid to:
1/27/2016 3:59:59 PM

Subject:
CN=Safe iNstAlL oPT, O=Safe iNstAlL oPT, L=Dublin, S=Dublin, C=IE

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
7449B3AB41441273C70FCB4E1841E84C

File PE Metadata
Compilation timestamp:
4/6/2015 12:02:56 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
24576:ybSaE4mvt/LQUygbv/7JwEhTRIsr8ATF1:ybSv4mvNQlabJlb

Entry address:
0x75F3E

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Entropy:
7.5486

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
464 KB (475,136 bytes)

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

http://get.up1209.info/.../1428346974/1428346974?90742130393XmVtMjY bT0wKzItJl05MDMyNC8daTQzLjM2JWs9Lh1zZD0pImN3YnVvYzpfdG1sIzJeJS9dIilmXWt1bWlvXltibDEncGNganZmXHRccidfbWwiMmNbbG5uZWtfYyIyY0tiWG1PZWN2YnJcSmJrdWkqY3diJmFwa1htYl9sYGplOktiWG1PZWN2YnIjXWZjZWdda2Q6VGJYak1pXnNjcSNkLzQvLzApLCRiaWlgYmZbPSowMDcwNDMwMzA5LTBdMDEyNSoxLTkvMjU1M18uKC5WMSktLzdcMS0vMS80Ly8xXi4mZlpsZT0rInhobT0vHWBjPWBhcjM0

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