home

install.exe

The application install.exe has been detected as a potentially unwanted program by 15 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:
d61b62179e073be621b12efc9356d40c

SHA-1:
a3b1fcd1b757d9b342e578e20a0215325a5a12cf

SHA-256:
5035ac95c457b9253bb301d86b253d9525d1b6e6bdea1125466de912f327d30c

Scanner detections:
15 / 68

Status:
Potentially unwanted

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

Analysis date:
1/15/2025 9:22:50 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]
150101-1

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

Kaspersky
not-a-virus:AdWare.Win32.OutBrowse
15.0.0.543

Malwarebytes
PUP.Optional.OutBrowse
v2015.01.11.01

McAfee
Program.Adware-OutBrowse
16.8.708.2

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
36468

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:dUUnYdbT2wW+c1fFbftgCin2JI6J8bc1YT/AAUHnOikKWF7:dUUnY03lgd2J0bqAUsKW1

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=Z5dXVpZD1mNTc4YzViMy0yMDJlLTQ0YTAtYmE3MS05NDQyNzBkMGQ5OTg

http://get.default-page.com/.../Get?p=3022&d=1775&l=1694&n=0&d1=1&si=0&filename=install&clickid=Z5dXVpZD1mNTc4YzViMy0yMDJlLTQ0YTAtYmE3MS05NDQyNzBkMGQ5OTg

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