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install.exe

The application install.exe has been detected as a potentially unwanted program by 9 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:
60067f5b6d7fa9b9149a0b71557227c6

SHA-1:
5ebe74231a6114be30790a3a83e73343e7f5ea1c

SHA-256:
52ecf103ab77bbe9aa12dbdb7a54185b9e717b2b237162738063f93e18191513

Scanner detections:
9 / 68

Status:
Potentially unwanted

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

Analysis date:
11/30/2024 10:30:14 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.OutBrowse
7.1.1

Avira AntiVirus
APPL/Downloader.Gen
7.11.192.166

Dr.Web
infected with Trojan.Packed.28499
9.0.1.05190

ESET NOD32
Win32/OutBrowse.AI potentially unwanted application
7.0.302.0

Malwarebytes
PUP.Optional.OutBrowse
v2014.12.04.08

McAfee
Adware-OutBrowse
5600.6926

NANO AntiVirus
Trojan.Win32.OutBrowse.dfoodb
0.28.6.63850

Vba32 AntiVirus
AdWare.OutBrowse
3.12.26.3

VIPRE Antivirus
Threat.4823950
35418

File size:
617.4 KB (632,198 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 5:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:N66bLG9PjPyLmjjdcSv1+CWqW54wLx8Ha0wWgfc8vy4hq:Nr3SjPJHd9dzWXTLmJwA86t

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:
7.9806

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=143354&si=0&filename=install&clickid=ZwdXVpZD1kMWM4NzEwZS1iYjQzLTQ5ZGQtYWRmMS0xYTM3MjEzZDAwMGI

http://get.default-page.com/.../Get?p=3022&d=1775&l=1694&n=0&d1=143354&si=0&filename=install&clickid=ZwdXVpZD1kMWM4NzEwZS1iYjQzLTQ5ZGQtYWRmMS0xYTM3MjEzZDAwMGI

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