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install.exe

The application install.exe has been detected as a potentially unwanted program by 12 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:
7b5bc68844509dbdf616e06a03ec88a6

SHA-1:
77e1c6b6cf93c95ecc3230ab5dad123b5c1c7833

SHA-256:
f10d7597665af7ec36c5b2dad5d7a19a3081d0ef437cdf22560c8fb0f2fb30dd

Scanner detections:
12 / 68

Status:
Potentially unwanted

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

Analysis date:
11/30/2024 10:34:25 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.OutBrowse
7.1.1

Avira AntiVirus
APPL/Downloader.Gen
7.11.189.146

Dr.Web
Trojan.Packed.28608
9.0.1.05190

ESET NOD32
Win32/OutBrowse.AD potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
11/29/2014

F-Prot
W32/Outbrowse.B2.gen
v6.4.7.1.166

Malwarebytes
PUP.Optional.OutBrowse
v2014.11.29.12

McAfee
Adware-OutBrowse
5600.6931

NANO AntiVirus
Trojan.Win32.OutBrowse.ddvyee
0.28.6.63726

Rising Antivirus
PE:Trojan.Win32.Generic.1751CE39!391237177
23.00.65.141127

Vba32 AntiVirus
Hoax.PornoAsset
3.12.26.3

VIPRE Antivirus
Threat.4823950
35224

File size:
550.5 KB (563,734 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\Documents and Settings\{user}\My documents\downloads\install.exe

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:N1UnYdbT2wW+c1fFbftgCin2JI6J8bc1YT/AAUHnNimP8p1:N1UnY03lgd2J0bqAUP8z

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=ZhdXVpZD0yYmM3ZDkyZC02Y2EyLTQ1NzgtOTJjYi1lODEyZDMxYjRhYzQ

http://get.default-page.com/.../Get?p=3022&d=1775&l=1694&n=0&d1=1&si=0&filename=install&clickid=ZhdXVpZD0yYmM3ZDkyZC02Y2EyLTQ1NzgtOTJjYi1lODEyZDMxYjRhYzQ

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