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. According to AVG, this software downloads additional adware offers during setup. The file has been seen being downloaded from get.fluff234.info.
Publisher:
Start Now  (signed and verified)

MD5:
0de761a30cc6bde802b7715a517a247f

SHA-1:
f580c8095ccf82cefec3fc101a0d69469d5e7dbc

SHA-256:
227e5d27d16db0af7f1022667710c9252133cb94b2ef90e0d4a4ea3a026ff903

Scanner detections:
25 / 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:
11/24/2024 11:26:46 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.Outbrowse.1
6597927

Agnitum Outpost
PUA.OutBrowse
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2015.03.21

Avira AntiVirus
PUA/Outbrowse.Gen
7.11.218.226

avast!
PUP-gen [PUP]
2014.9-150320

AVG
Potentially harmful program Downloader
2016.0.3164

Bitdefender
Gen:Variant.Application.Bundler.Outbrowse.1
1.0.20.395

Comodo Security
Application.Win32.AltBrowse.HY
21479

Dr.Web
Trojan.OutBrowse.6
9.0.1.079

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
3/20/2015

F-Secure
Gen:Variant.Application.Bundler
11.2015-20-03_6

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

herdProtect (fuzzy)
variant of unconfirmed 692767.crdownload (Adware)
2015.6.26.15

K7 AntiVirus
Unwanted-Program
13.187.14319

Malwarebytes
PUP.Optional.OutBrowse
v2015.03.20.07

McAfee
Program.Adware-OutBrowse.c
5600.6820

MicroWorld eScan
Gen:Variant.Application.Bundler.Outbrowse.1
16.0.0.237

NANO AntiVirus
Trojan.Win32.OutBrowse.djogzg
0.28.6.63850

Reason Heuristics
PUP.Bundler.Outbrowse
15.3.20.19

Sophos
Generic PUA CC
4.98

Trend Micro House Call
Suspici.05DBE0FE
7.2.79

VIPRE Antivirus
Threat.4150696
35418

File size:
575.4 KB (589,168 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:O65hHw+Tbl74wAfvDX3mflWnX9U+L/01OkTLtFE3xnz:O65vTblUd7nR9Ug+OkTLAxz

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:
7.9685

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=8c0bf4dd-567c-4a48-8187-43b5f772da8e

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