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setup.exe

Click to StArt

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application setup.exe by Click to StArt 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.down3245.com.
Publisher:
OIUWM  (signed by Click to StArt)

Product:
OIUWM

Version:
8638.1569.865.8451

MD5:
9be889162c624f88c29f98b0a4ee8b40

SHA-1:
73d0e91fccffcd8e8c181b8f7e5f535c980897c4

SHA-256:
c0f00bf4c3ae1dba31872e79883680dbfa4c46a0ecfbb0d63e311540b71e28c4

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:
5/16/2024 5:58:36 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.ClicktoStArt.Bundler (M)
15.8.13.15

File size:
799.3 KB (818,480 bytes)

Product version:
8638.1569.865.8451

Copyright:
OIUWM

Trademarks:
OIUWM

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
Click to StArt

Authority:
thawte, Inc.

Valid from:
6/8/2015 2:00:00 AM

Valid to:
12/18/2015 1:59:59 AM

Subject:
CN=Click to StArt, O=Click to StArt, L=Dublin, S=Dublin, C=IE

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

Serial number:
39A49760E2AEE5BC52781521EC87DBCB

File PE Metadata
Compilation timestamp:
12/6/2009 12:52:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:i8HwrRA6v9Z/Oty+vi8lLpMSKcAg9RgA6XFjyqpe860:XwrRB3/OtPvnVqyQVGs7H

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:
7.9166

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://get.down3245.com/.../1433862165/1433862165?89548853733X1xvLio3azotLzEuHV85LSs0NB9pOi0nLjAeZjguH2ZgZ2U4LygedWZpOi0

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