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setup.exe

OUTBROWSE

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application setup.exe by OUTBROWSE has been detected as adware by 6 anti-malware scanners. The program is a setup application that uses the OutBrowse Revenyou installer. 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 dl.app2desktop.com.
Publisher:
OUTBROWSE  (signed and verified)

MD5:
52acefd31555bbb1a39ca936ebe9eecf

SHA-1:
365df9ae9b95ef1288ba362b6f8b76f0f56b2685

SHA-256:
a63c778d088477942eb8bce3bd35afebd4599e493555e7fa2c4cc2257b96737a

Scanner detections:
6 / 68

Status:
Adware

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

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/26/2024 6:50:37 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
MalSign.Generic
2015.0.3509

Dr.Web
Adware.Downware.2081
9.0.1.099

ESET NOD32
Win32/OutBrowse
8.9658

Malwarebytes
PUP.Optional.OutBrowse
v2014.04.09.11

NANO AntiVirus
Trojan.Win32.Generic.cthmwf
0.28.0.59048

Reason Heuristics
PUP.Installer.OUTBROWSE.F
14.8.7.20

File size:
970.4 KB (993,712 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Language:
Language Neutral

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

Digital Signature
Signed by:
OUTBROWSE

Authority:
COMODO CA Limited

Valid from:
4/6/2014 8:00:00 PM

Valid to:
4/7/2015 7:59:59 PM

Subject:
CN=OUTBROWSE, O=OUTBROWSE, STREET=Bialik Number: 143, L=Ramat Gan, S=Israel, PostalCode=5252337, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00A5F03C3A375C11FD6C1C160EE8BFF923

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):
24576:en/5K0vqxgYznk68rlyJQy0jjSQfEKLKrEewtkPbgwVDTZmxAT7:s5rvyk68Eay0/SQff2rEewtkPbVVvZi0

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:
7.9271

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 URL.

http://dl.app2desktop.com/.../Get?p=1955&d=3208&l=3067&n=1&productname=Firefox&d1=12&d2=1&d3=1&d4=3&d5=00000000

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