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Setup.exe

best InStAll tLL

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The file Setup.exe by best InStAll tLL 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. This downloadble file is typically blocked through Google's Safe Browsing technology in Chrome web browser.
Publisher:
QANXF  (signed by best InStAll tLL)

Product:
QANXF

Version:
8233.15528.1195.6849

MD5:
9d1d76cbf38b2fef385bb1786fa9f054

SHA-1:
b6b3c124843444d04c1931c86e5919b3aacceb44

SHA-256:
5ad37af32e4ad769b4f7447fe775a5c2bd6e4822a02f03157f1a49264df5320a

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:
5/4/2024 6:39:18 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse (M)
16.9.12.7

File size:
762.3 KB (780,584 bytes)

Product version:
8233.15528.1195.6849

Copyright:
QANXF

Trademarks:
QANXF

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Language:
Language Neutral

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

Digital Signature
Signed by:
best InStAll tLL

Authority:
thawte, Inc.

Valid from:
5/25/2015 8:00:00 PM

Valid to:
1/27/2016 6:59:59 PM

Subject:
CN=best InStAll tLL, O=best InStAll tLL, L=Dublin, S=Dublin, C=IE

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

Serial number:
28BE5000EA4372D194EECFD0EAE97B1A

File PE Metadata
Compilation timestamp:
12/5/2009 5:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:ie2NIYh4/Fj7M+Qw/7paw1Fh0MEpO2KTA5QJTUiEJcFlvybgOe28hRpfc8vy4h:ieQHh8t7JQOcwThiE2T5QeaByM/28hYL

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9634

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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