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 22 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:
428f8eecaa6a624e68dd6dd0851c7d2a

SHA-1:
b09a59e98f42c2f8fa696bee5786f726111fecc7

SHA-256:
b96f4099b083b05ef3cfe861c39c5806fcdd94ba2e44461d0b86cda3b774501c

Scanner detections:
22 / 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:
12/27/2024 11:06:56 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
MemScan:Application.Bundler.Outbrowse.S
6384990

Agnitum Outpost
PUA.OutBrowse
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2015.01.23

Avira AntiVirus
APPL/Outbrowse.Gen
7.11.204.170

avast!
OutBrowse-AI [PUP]
150101-1

AVG
Potentially harmful program Downloader.CIC
2014.0.4257

Bitdefender
MemScan:Application.Bundler.Outbrowse.S
1.0.20.115

Dr.Web
Trojan.OutBrowse.6
9.0.1.05190

Emsisoft Anti-Malware
MemScan:Application.Bundler.Outbrowse.S
9.0.0.4799

ESET NOD32
Win32/OutBrowse.BK (variant)
9.11060

Fortinet FortiGate
Riskware/OutBrowse
1/23/2015

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

G Data
MemScan:Application.Bundler.Outbrowse
15.1.24

K7 AntiVirus
Unwanted-Program
13.191.14728

Malwarebytes
PUP.Optional.OutBrowse
v2015.01.23.01

McAfee
Adware-OutBrowse.c
5600.6877

MicroWorld eScan
MemScan:Application.Bundler.Outbrowse.S
16.0.0.69

NANO AntiVirus
Trojan.Win32.OutBrowse.djogzg
0.30.0.64812

Norman
MemScan:Application.Bundler.Outbrowse.S
02.01.2015 13:58:24

Reason Heuristics
PUP.Outbrowse
15.1.23.1

Trend Micro House Call
Suspici.651C691B
7.2.23

VIPRE Antivirus
Threat.4150696
36694

File size:
570.8 KB (584,504 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 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:Mhm17LWc2RcCH1hk/U2gktME0rseMu6EenGqwPtzVankjc:Mhm17SRHLk/r1iE01MFTnG7PtZi

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:
7.9769

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-f41&clickid=699f94ee-c144-4aa6-9b65-a1f0261a956d

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