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setup.exe

InstallVibes

This is the installer and setup program from the InstallVibes branded Yontoo adware web browser extension. This adware injects various forms of advertisements in the user's web browser based on the HTML content and URLs viewed. Ad include banners, in-line context text links, coupons, and search. The program will install an auto-updating background service that will update the software with additional features. The application setup.exe by InstallVibes has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a self-extracting archive and installer and has been known to bundle potentially unwanted software.
Publisher:
InstallVibes  (signed and verified)

MD5:
c8d4b8240b30e1186022fad3fe381ea0

SHA-1:
b88d927d406e3b8ff9405a4e5a3536500551322b

SHA-256:
ff82f071b8a801d31d076818b9e8d5f5e8e727b2943e610ee775feeb4729af58

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
11/27/2024 1:11:59 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.InstallV.Installer (M)
16.5.31.16

File size:
263.8 KB (270,080 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
InstallVibes

Authority:
COMODO CA Limited

Valid from:
3/20/2014 3:00:00 AM

Valid to:
3/20/2016 2:59:59 AM

Subject:
CN=InstallVibes, O=InstallVibes, STREET=Ehad Haam 21 St., L=Tel Aviv, S=Israel, PostalCode=6515103, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00F29201EBC1EAD2B751F2854AD68C6244

File PE Metadata
Compilation timestamp:
7/20/2014 12:48:24 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:nsw+a3x5kIsgXK/hxe6GAxiH7dOUE4cVZS:nsw93x5kIpisz0ZV0

Entry address:
0x589F

Entry point:
E8, D8, 47, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 70, C3, 41, 00, E8, CB, 1D, 00, 00, E8, B4, 2E, 00, 00, 0F, B7, F0, 6A, 02, E8, 6B, 47, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, 2A, 3F, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
7.4482

Code size:
82.5 KB (84,480 bytes)

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

http://lp.downloads-video-free.com/download/.../?software=MediaDownloader&name=Setup.exe&no_cache=e768ce2d2d4dbb7072f29d86838cba8e16b761176f

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to wac.edgecastcdn.net  (72.21.81.13:80)

TCP (HTTP):
Connects to service.yontoo.com  (8.25.35.148:80)

TCP (HTTP):
Connects to api.yontoo.com  (8.25.35.15:80)

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