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 23 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 get.down3245.org and multiple other hosts.
Publisher:
Start Now  (signed and verified)

MD5:
618827a66050b651c915655ed1320f3a

SHA-1:
66157e941a997c7b8dce1bbe5e89399a025be8f9

SHA-256:
7098e1bfdf73febbb8d58af941f3b17ddf17c37bb694245259ed8f71aedfbdb4

Scanner detections:
23 / 68

Status:
Adware

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

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:
11/23/2024 4:59:12 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.Outbrowse.1
6732101

Agnitum Outpost
PUA.OutBrowse
7.1.1

Avira AntiVirus
APPL/Outbrowse.Gen
7.11.194.194

avast!
OutBrowse-AX [PUP]
150129-1

AVG
Potentially harmful program Downloader
2016.0.3175

Bitdefender
Gen:Variant.Application.Bundler.Outbrowse.1
1.0.20.340

Comodo Security
Application.Win32.AltBrowse.HY
21349

Dr.Web
Trojan.OutBrowse.6
9.0.1.068

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

ESET NOD32
Win32/OutBrowse.BK potentially unwanted application
9.7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
3/9/2015

F-Secure
Gen:Variant.Application.Bundler
11.2015-09-03_2

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

herdProtect (fuzzy)
variant of setup.exe (Adware)
2015.6.15.15

K7 AntiVirus
Unwanted-Program
13.186.14309

Malwarebytes
PUP.Optional.OutBrowse
v2015.03.09.12

McAfee
Adware-OutBrowse.c
5600.6831

MicroWorld eScan
Gen:Variant.Application.Bundler.Outbrowse.1
16.0.0.204

NANO AntiVirus
Trojan.Win32.OutBrowse.dmikik
0.30.0.296

Reason Heuristics
PUP.Bundler.Outbrowse
15.3.9.12

Sophos
PUA 'OutBrowse' (of type Adware)
58

Trend Micro House Call
Suspici.28F3E04A
7.2.68

VIPRE Antivirus
Threat.4150696
35418

File size:
558.1 KB (571,504 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 8:30:53 AM

Valid to:
10/29/2015 8:30:53 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 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:8mZ/hV82+QHeCTZ3leOJBM9DwxyaQTscEfZ97zxdLMh9DJq0XWgNjIIR:8mZUl8nY9DSus3dxEpJlz+0

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:
7.9676

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 2 URLs.

http://get.down3245.org/.../get4?p=13013&d=24699&l=24043&n=0&d1=1&s=rh-f3-usron10&clickid=19affdd3-82bb-430b-8163-9cdbd66ea6d5

http://get.default-page.com/.../Get?p=13013&d=24699&l=24043&n=0&d1=1&s=rh-f3-usron10&clickid=19affdd3-82bb-430b-8163-9cdbd66ea6d5

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