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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:
f63a030fc6145d8164f71a6af7ef1ad2

SHA-1:
43847deb5b9bb8724120fcc65480c95685b9c39c

SHA-256:
c702aa0347cb71ba9c6ebda1ede7630566e209159d3014169da34cb344e7d985

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 10:53:30 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.OutBrowse
7.1.1

Avira AntiVirus
APPL/Downloader.Gen
7.11.169.216

Dr.Web
infected with Trojan.Packed.28499
9.0.1.05190

ESET NOD32
Win32/OutBrowse.AI (variant)
8.10332

Malwarebytes
PUP.Optional.Outbrowse
v2014.08.28.09

McAfee
Adware-OutBrowse
5600.7024

NANO AntiVirus
Riskware.Nsis.Downware.degyys
0.28.2.61861

Trend Micro House Call
TROJ_GEN.R047H06HK14
7.2.240

VIPRE Antivirus
Threat.4823950
32210

File size:
617.4 KB (632,190 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 4:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:PchzELb2Ag+va0JpN8BAgSGEo+EKe/1HW+MhLRwbpzIwWgfc8vy4hy:PchzELb3PS0J7eAg+tPetHWhhLROpzIj

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:
7.9803

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=ZwdXVpZD00MTcxODZiMC0wNDlmLTQxNWUtODE5MC01OThjZDljZGMwNTg

http://get.default-page.com/.../Get?p=3022&d=1775&l=1694&n=0&d1=143354&si=0&filename=install&clickid=ZwdXVpZD00MTcxODZiMC0wNDlmLTQxNWUtODE5MC01OThjZDljZGMwNTg

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