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 25 anti-malware scanners. The program is a setup application that uses the OutBrowse Revenyou installer. This program installs potentially unwanted software on your PC at the same time as the software you are trying to install, without adequate consent. The file has been seen being downloaded from get.fluff234.info.
Publisher:
Start Now  (signed and verified)

MD5:
629a79f11743029b8fb6444a1c3a563c

SHA-1:
e162441a850bb916f79ba7cae546f0a821a52463

SHA-256:
4b84571246d0aef9b782780b5143707528551c23ade62591c0e2a4afa7bed636

Scanner detections:
25 / 68

Status:
Adware

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

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
11/24/2024 11:53:31 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.Outbrowse.1
6319544

Agnitum Outpost
PUA.OutBrowse
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2015.03.29

Avira AntiVirus
PUA/Outbrowse.Gen
3.6.1.96

avast!
Malware-gen
2014.9-150329

AVG
Generic
2016.0.3156

Bitdefender
Gen:Variant.Application.Bundler.Outbrowse.1
1.0.20.440

Comodo Security
Application.Win32.AltBrowse.HY
21577

Dr.Web
Trojan.OutBrowse.6
9.0.1.088

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.Outbrowse
9.0.0.4799

ESET NOD32
Win32/OutBrowse.BJ potentially unwanted application
9.7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
3/29/2015

F-Secure
Gen:Variant.Application.Bundler
11.2015-29-03_1

G Data
Gen:Variant.Application.Bundler.Outbrowse
15.3.25

herdProtect (fuzzy)
variant of unconfirmed 396462.crdownload (Adware)
2015.7.3.11

K7 AntiVirus
Unwanted-Program
13.202.15416

Malwarebytes
PUP.Optional.OutBrowse
v2015.03.29.02

McAfee
Adware-OutBrowse.c
5600.6812

MicroWorld eScan
Gen:Variant.Application.Bundler.Outbrowse.1
16.0.0.264

NANO AntiVirus
Trojan.Win32.OutBrowse.djogzg
0.30.8.659

Quick Heal
Adware.NSIS.OutBrowse.A
3.15.14.00

Reason Heuristics
PUP.Bundler.Outbrowse
15.3.29.2

Sophos
Generic PUA CC
4.98

Trend Micro House Call
TROJ_GE.DD0E408B
7.2.88

VIPRE Antivirus
Threat.4150696
35088

File size:
575.4 KB (589,160 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:
Starfield Technologies, Inc.

Valid from:
10/29/2014 11:30:53 AM

Valid to:
10/29/2015 11:30:53 AM

Subject:
CN=Start Now, O=Start Now, L=DUBLIN, C=IE

Issuer:
CN=Starfield Secure Certificate Authority - G2, OU=http://certs.starfieldtech.com/repository/, O="Starfield Technologies, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
043DD86B3DF8A0

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:FTQRgUSHZdffQA6vDTVlio8xd+Hd6rL1mYiQAT8q3yu43xn5:FTQRgh5hfQA6vllio8xd+Hd6VmYDATs7

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:
7.9689

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://get.fluff234.info/.../Get4?file=Get&p=13013&d=24699&l=1103&n=0&d1=1&s=mbs-f40&clickid=11453e5f-aa28-4c5d-845f-427f666518df

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