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install.exe

The application install.exe has been detected as a potentially unwanted program by 14 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. The setup routine uses the RevenYou.Com Pay Per Install platform (OutBrowse) which bundles additional software offers inclduing toolbars, extensions, PC utilities as well as other PUPs. The file has been seen being downloaded from get.down1oad4desktop.com and multiple other hosts.
MD5:
afd90f8396f6392f3532d727c8b7141f

SHA-1:
329960f7abf7a297abbba6fb832f184ba09f277f

SHA-256:
7c1b1f867824520b2e9905383d652f09ccfb94359930c81270f8ea9618c5f786

Scanner detections:
14 / 68

Status:
Potentially unwanted

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

Analysis date:
11/30/2024 10:28:04 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.OutBrowse
7.1.1

Avira AntiVirus
APPL/Downloader.Gen
7.11.200.132

avast!
OutBrowse-AE [PUP]
150102-1

Dr.Web
Adware.Downware.7036
9.0.1.05190

ESET NOD32
Win32/OutBrowse.AC potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
1/11/2015

K7 AntiVirus
Unwanted-Program
13.190.14603

Malwarebytes
PUP.Optional.OutBrowse
v2015.01.11.01

McAfee
Adware-OutBrowse
5600.6889

NANO AntiVirus
Trojan.Win32.OutBrowse.ddvyee
0.30.0.64448

Rising Antivirus
PE:Trojan.Win32.Generic.1785AEA0!394636960
23.00.65.15109

Trend Micro House Call
TROJ_GEN.R047H06A215
7.2.11

Vba32 AntiVirus
Hoax.PornoAsset
3.12.26.3

VIPRE Antivirus
Threat.4150696
36504

File size:
550.5 KB (563,745 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\install.exe

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:dtUnYdbT2wW+c1fFbftgCin2JI6J8bc1YT/AAUHnOikKWFY:dtUnY03lgd2J0bqAUsKWa

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:
7.9761

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file install.exe has been seen being distributed by the following 2 URLs.

http://get.down1oad4desktop.com/.../Get?p=3022&d=1775&l=1694&n=0&d1=1&si=0&filename=install&clickid=Z3dXVpZD1iNzQzNWFlNS01NzQ0LTRkOTQtYjNhNC1lNGExYjdkODg3ZTc

http://get.default-page.com/.../Get?p=3022&d=1775&l=1694&n=0&d1=1&si=0&filename=install&clickid=Z3dXVpZD1iNzQzNWFlNS01NzQ0LTRkOTQtYjNhNC1lNGExYjdkODg3ZTc

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