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regcleanpros.exe

RegClean Pro

OutBrowse

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application regcleanpros.exe by OutBrowse has been detected as adware by 22 anti-malware scanners. The program is a setup application that uses the OutBrowse Revenyou installer. According to AVG, this software downloads additional adware offers during setup. The file has been seen being downloaded from default-page.com.
Publisher:
Freegies  (signed by OutBrowse)

Product:
RegClean Pro

Version:
1.0

MD5:
b9d09e6a683ccb86185285a7cd7653b5

SHA-1:
4dc6059a89f71103456556dcb29e49d0b84162ac

SHA-256:
dcbeda613db936eb32383f9df802a3b7e2fe37f32e0bd6264514ef14d16091aa

Scanner detections:
22 / 68

Status:
Adware

Explanation:
Uses the DomainIQ download manager to bundle additional potentially unwanted software without adequate consent.

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:
4/26/2024 3:32:19 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.OutBrowse
7.1.1

Avira AntiVirus
APPL/Downloader.Gen
7.11.182.180

avast!
Win32:PUP-gen [PUP]
2014.9-151101

AVG
Skodna.Downloader
2016.0.2939

Clam AntiVirus
Win.Adware.OutBrowse-4
0.98/21411

Comodo Security
Application.Win32.OutBrowse.~X
19960

Dr.Web
Adware.Downware.1664
9.0.1.0305

ESET NOD32
Win32/OutBrowse (variant)
9.10655

G Data
Win32.Application.OutBrowse
15.11.24

K7 AntiVirus
Unwanted-Program
13.185.13866

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
14.0.0.1188

Malwarebytes
PUP.Optional.OutBrowse
v2015.11.01.11

McAfee
Artemis!B9D09E6A683C
5600.6595

NANO AntiVirus
Riskware.Win32.Downware.dbxksv
0.28.6.62995

Qihoo 360 Security
Trojan.Generic
1.0.0.1015

Quick Heal
TrojanDownloader.NSIS.OutBrowse.B
11.15.14.00

Reason Heuristics
PUP.Outbrowse.Freegies.Bundler (M)
15.11.1.11

Sophos
DomainIQ pay-per install
4.98

Trend Micro House Call
TROJ_GEN.R02SC0OJH14
7.2.305

Trend Micro
TROJ_GEN.R02SC0OJH14
10.465.01

Vba32 AntiVirus
Downloader.OutBrowse
3.12.26.3

VIPRE Antivirus
OutBrowse
34426

File size:
600.5 KB (614,872 bytes)

Copyright:
© RegClean Pro

Trademarks:
RegClean Pro

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
OutBrowse

Authority:
VeriSign, Inc.

Valid from:
10/24/2013 7:00:00 AM

Valid to:
10/25/2014 6:59:59 AM

Subject:
CN=OutBrowse, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=OutBrowse, L=Ramat Gan, S=Ramat Gan, C=IL

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
56A6FE571611B68C9224798AD62913CA

File PE Metadata
Compilation timestamp:
12/6/2009 5:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:JGgr4S0xqRzfENG8tB4nC26iSmK62I2hn4GTpFt/5:JGTx6c7tB4nC26FmP2ISR/

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, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9773

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://default-page.com/systweak?pid=266&distid=2504&clickid=

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