home

installation.exe

START now

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application installation.exe by START now has been detected as adware by 24 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.
Publisher:
START now  (signed and verified)

MD5:
52abfd212300ef034ecedd2241fb861f

SHA-1:
a9b639b6018e80a2bf2760326dad373d900a70a7

SHA-256:
d07c56d36676b208fab63386a2d00098a9de977a3768daa874543e7bdadc33d4

Scanner detections:
24 / 68

Status:
Adware

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

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:
5/10/2024 8:04:28 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
MemScan:Application.Bundler.JU
6475091

Agnitum Outpost
PUA.OutBrowse
7.1.1

Avira AntiVirus
APPL/Outbrowse.Gen
7.11.205.178

avast!
PUP-gen [PUP]
150101-1

AVG
Downloader
2016.0.3215

Bitdefender
MemScan:Application.Bundler.JU
1.0.20.140

Dr.Web
Trojan.OutBrowse.68
9.0.1.05190

Emsisoft Anti-Malware
MemScan:Application.Bundler.JU
9.0.0.4799

ESET NOD32
Win32/OutBrowse.BS potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
1/28/2015

F-Secure
Riskware.MemScan:Application.Bundler.JU
5.13.68

G Data
MemScan:Application.Bundler.JU
15.1.25

K7 AntiVirus
Unwanted-Program
13.193.14786

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
15.0.0.543

Malwarebytes
PUP.Optional.OutBrowse
v2015.01.28.12

McAfee
Adware-OutBrowse.e
5600.6871

MicroWorld eScan
MemScan:Application.Bundler.JU
16.0.0.84

NANO AntiVirus
Trojan.Win32.OutBrowse.dmikim
0.30.0.65070

Reason Heuristics
PUP.Outbrowse
15.1.28.12

Sophos
Generic PUA GP
4.98

Trend Micro House Call
TROJ_GE.9BC88087
7.2.28

Trend Micro
TROJ_GE.9BC88087
10.465.28

Vba32 AntiVirus
Downloader.OutBrowse
3.12.26.3

VIPRE Antivirus
Threat.4150696
36694

File size:
582.7 KB (596,656 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
START now

Authority:
thawte, Inc.

Valid from:
1/10/2015 4:00:00 PM

Valid to:
12/11/2015 3:59:59 PM

Subject:
CN=START now, O=START now, L=Dublin, S=Dublin, C=IE

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

Serial number:
13F235DA9F0A910A71AE486F7547520F

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:K6htm+aVbNhSijrNUb4WPRbsTrjizrx9WXhDSfAaYSYDjY3:K6hmVbNhSiq0WPRbGrmzrx9WIfqD+

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:
7.9682

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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