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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:
0a18b95b2107f635102f9faa65f2b891

SHA-1:
8a06f6d2ef078669f2b6d8e0efd3aad71f4da40d

SHA-256:
3e7da67138f78c6a243e87100f03714251b7cefb72d37aa9757024fc3a537d7b

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:
11/24/2024 6:23:44 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo.InstallV.Installer (M)
16.6.29.18

File size:
264.3 KB (270,592 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
InstallVibes

Authority:
COMODO CA Limited

Valid from:
3/19/2014 8:00:00 PM

Valid to:
3/19/2016 7:59:59 PM

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:
7/7/2014 1:12:08 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:65mzl1u5sCb8YRGcniBiq4lYcpGmGehhtR19R9G1c:65mzl1u5sCvRGcs4lYPV4tn92e

Entry address:
0x5B8F

Entry point:
E8, B8, 48, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, A8, C3, 41, 00, E8, CB, 1D, 00, 00, E8, A0, 2F, 00, 00, 0F, B7, F0, 6A, 02, E8, 4B, 48, 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, 0A, 40, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
7.4542

Code size:
83 KB (84,992 bytes)

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

http://cdn.download-free-videos.com/download/.../?software=MediaDownloader&name=Setup.exe&no_cache=2aff04e1f21d7f0c54f649aa801912e016a4a7f0c1

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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