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install.exe

The application install.exe has been detected as a potentially unwanted program by 7 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.
MD5:
6b56da0ae8ea9b30fa0923a9618052e2

SHA-1:
84ba1417a82d6ca378324a462d4d5dc39884319c

SHA-256:
17c51c1ca43f0da96bf1f28b41888e1277a49eb01277842062d380cd9682401b

Scanner detections:
7 / 68

Status:
Potentially unwanted

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

Analysis date:
11/30/2024 10:37:18 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Adware-gen [Adw]
160327-1

Dr.Web
Adware.Downware.7036
9.0.1.05190

ESET NOD32
Win32/OutBrowse.AC potentially unwanted application
8.0.319.0

Kaspersky
not-a-virus:AdWare.Win32.OutBrowse
15.0.0.562

McAfee
Program.Adware-OutBrowse
18.0.204.0

Microsoft Security Essentials
Threat.Undefined
1.219.1665.0

Reason Heuristics
PUP.OutBrowse (M)
16.5.14.14

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 4:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:dYUnYdbT2wW+c1fFbftgCin2JI6J8bc1YT/AAUHnOikKWFA:dYUnY03lgd2J0bqAUsKW2

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 URL.

http://get.down1oad4desktop.com/.../Get?p=3022&d=1775&l=1694&n=0&d1=1&si=0&filename=install&clickid=Z2dXVpZD1iYmQ1NmYwOC03NzQ5LTQ0MDgtODk1YS02NGE4ZWY0YjI2NTg

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