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 13 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:
7154465a0d706fdefcee465c2bc9ae27

SHA-1:
515aaa1d61397d9340385c4f77c29d7c1602783a

SHA-256:
7d70fb2539a238956204a422569929a7db915ab51081f474262b4bb9533751e1

Scanner detections:
13 / 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:
4/26/2024 5:10:28 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.OutBrowse
2014.11.22

Avira AntiVirus
APPL/Downloader.Gen
7.11.188.28

avast!
Adware-gen [Adw]
141119-1

AVG
Downloader
2015.0.3283

Dr.Web
Trojan.OutBrowse.6
9.0.1.05190

ESET NOD32
Win32/OutBrowse.BG potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
11/22/2014

IKARUS anti.virus
PUA.OutBrowse
t3scan.1.8.3.0

Malwarebytes
PUP.Optional.OutBrowse
v2014.11.22.12

McAfee
Adware-OutBrowse.c
5600.6939

Reason Heuristics
PUP.StartNow.M
14.11.22.0

Trend Micro House Call
Suspici.6037135B
7.2.326

VIPRE Antivirus
Threat.4150696
35010

File size:
572.9 KB (586,640 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:bL/86w+T3HWcHQTHrSQE9hJisMeeNGwg5oMyP3PJ6:bL/86w+TnQLmjrJJHyMyfg

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)

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