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.down1702.info.
Publisher:
START now  (signed and verified)

MD5:
18999402095213025d35005a3dec24b7

SHA-1:
863f88f5436014c33d4e4d5640c983ff6091264f

SHA-256:
a6b6f2edbbe21de1792e412125266d3f72cb96d48ce06861dbdf84e05c93974f

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:
12/27/2024 8:38:07 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
MemScan:Application.Bundler.JU
6710445

Agnitum Outpost
PUA.OutBrowse
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2015.03.04

Avira AntiVirus
PUA/Outbrowse.Gen
7.11.213.76

avast!
OutBrowse-FK [PUP]
150303-0

AVG
Downloader
2016.0.3182

Bitdefender
MemScan:Application.Bundler.JU
1.0.20.310

Comodo Security
Application.Win32.AltBrowse.HY
21278

Dr.Web
Trojan.OutBrowse.68
9.0.1.05190

Emsisoft Anti-Malware
MemScan:Application.Bundler.JU
9.0.0.4799

ESET NOD32
Win32/OutBrowse.BU potentially unwanted application
7.0.302.0

Fortinet FortiGate
W32/Agent.BS!tr
3/3/2015

F-Secure
MemScan:Application.Bundler.JU
11.2015-03-03_3

G Data
MemScan:Application.Bundler.JU
15.3.25

K7 AntiVirus
Unwanted-Program
13.200.15145

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
15.0.0.543

Malwarebytes
PUP.Optional.OutBrowse
v2015.03.03.11

McAfee
Program.Adware-OutBrowse.e
16.8.708.2

MicroWorld eScan
MemScan:Application.Bundler.JU
16.0.0.186

NANO AntiVirus
Trojan.Win32.OutBrowse.dmjuro
0.30.0.296

Quick Heal
Downloader.NSIS.r5 (Not a Virus)
3.15.14.00

Reason Heuristics
PUP.Bundler.Outbrowse
15.3.3.11

Sophos
PUA 'OutBrowse Revenyou'
5.11

Vba32 AntiVirus
Downloader.OutBrowse
3.12.26.3

VIPRE Antivirus
Threat.4150696
37788

File size:
582.6 KB (596,592 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:

Authority:
thawte, Inc.

Valid from:
1/11/2015 1:00:00 AM

Valid to:
12/12/2015 12:59:59 AM

Subject:
CN=START now, O=START now, L=Dublin, S=Dublin, C=IE

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
13F235DA9F0A910A71AE486F7547520F

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:k/7cW5Qcp7VtdYggr0ru4cqz/RFZveRvPwJJFHcoqUrd9:kAW55tdYB0jcqLRFFeRnwJJdTL

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...
 
[+]

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.

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