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setup.exe

The application setup.exe has been detected as a potentially unwanted program by 14 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.downloaddesktop2.com and multiple other hosts.
MD5:
7a7dad4bbf7ac67e8b22832a93294ef2

SHA-1:
1bd7dfd12b7b9acd0b9615449815fa2a97de3c62

SHA-256:
c833043d0af257d9799147996995aae9e3b91855316d91fd13b53287504eeacc

Scanner detections:
14 / 68

Status:
Potentially unwanted

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

Analysis date:
4/25/2024 10:42:58 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.OutBrowse
2014.07.22

Avira AntiVirus
APPL/Downloader.Gen
7.11.163.86

AVG
Generic
2015.0.3356

Baidu Antivirus
Adware.Win32.OutBrowse
4.0.3.14729

Dr.Web
Adware.Downware.2081
9.0.1.0252

ESET NOD32
Win32/OutBrowse.AB
8.10170

G Data
Win32.Application.Outbrowse
14.9.24

herdProtect (fuzzy)
variant of install-flashplayer.exe (Adware)
2014.9.10.1

K7 AntiVirus
Unwanted-Program
13.181.12795

Kaspersky
not-a-virus:AdWare.Win32.OutBrowse
14.0.0.3275

Malwarebytes
PUP.Optional.OutBrowse
v2014.09.09.09

McAfee
Adware-OutBrowse
5600.7054

Sophos
OutBrowse Revenyou
4.98

VIPRE Antivirus
Threat.4784459
31208

File size:
515.6 KB (527,974 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\setup.exe

File PE Metadata
Compilation timestamp:
12/5/2009 8:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:LUUnYdbT2wW+c1fFbftgCin2JI6J8bc1YT/AAUHnSco9Ox:LUUnY03lgd2J0bqAUyco6

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...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file setup.exe has been seen being distributed by the following 7 URLs.

http://get.downloaddesktop2.com/.../Get?p=3005&d=1775&l=1694&n=0&clickid=b0e9a67d205899f8f8a605bffa7dfb75&d1=11961&d2=-1&d3=-1&d4=-1&d5=-1&filename=setup

http://mmtrkms.com/mt/.../&subid1=ZW

http://kyle.mxp458.com/fAeZDfHyJvXjgPxqagErokqOm63QFSe3MHxJAKdI5EC1RsUdNFaDatTcO7Gso-GqPAzsKzqtKJ-smKjHeUc4YCP0ayJQHwlcXeh67iQe4ihk_JL2r4ghgzlFQ8IjDlWm

http://mpdotrk.com/mt/.../

http://kyle.mxp456.com/iEL-1IQuLP7GDy8uqkBy8q0uRmZU1DdErXf7Uo5ViGYEFZT8Yd2d1rAhwpXshv8vnCpwXDgdbC1SjZH8VSgfzRXPasRgwf8GNxw7J53eGpS_Rc0VPY5w9EorgNNwkJB9

http://ttb.dllultimatesoft.com/download/request/.../umDKC1uh?ClickID=e7c0e9778edc1d729efa984c9c7a73fa&PubID=CD11961

http://mpdotrk.com/mt/.../&subid1=DG

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