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itunes_setup.exe

OTOPIA SOFT

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application itunes_setup.exe by OTOPIA SOFT has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the OutBrowse Revenyou installer. The installer is marketed through download protals and search ads as Apple's iTunes but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
OTOPIA SOFT  (signed and verified)

MD5:
f28758d52b18e1f917cf42b0b9cd608c

SHA-1:
3541646e73991fd5f845cbe110705880cf4ed80c

SHA-256:
c211d413e4dd7cfd842390c5f99339ab56b204281ca19de3ef2fbd786517f9ef

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
12/25/2024 5:38:26 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.OTOPIASO.Bundler (M)
16.6.8.7

File size:
597.5 KB (611,800 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\itunes_setup.exe

Digital Signature
Signed by:
OTOPIA SOFT

Authority:
GlobalSign nv-sa

Valid from:
12/23/2014 11:31:19 AM

Valid to:
12/6/2015 4:24:56 AM

Subject:
CN=OTOPIA SOFT, O=OTOPIA SOFT, L=Dublin, C=IE

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
112115F9E8DA3787058B41C0F087C342D08D

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:notMLZLczc26nHMmYU2QXaOqva77f8LBiSxd7kYYEhxz62MvBUYpi:noex26sbU20tQhLBiSP7kBarMJF0

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:
7.9454

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file itunes_setup.exe has been seen being distributed by the following URL.

http://get.down1227group.info/1424621870/1424621870/get10?p=1955&d=3073&l=2935&n=1&productname=itunes&d1=144879&exeurl=http://appldnld.apple.com/iTunes11/091-6059.20130605.205Rf/iTunesSetup.exe&filename=iTunes_Setup&dynamicname=iTunes_for_PC&tyurl=http://www.postdownload.net/.../redirect.php?id=uk6go95tr3k2dpsrlcr13t1slo1mmbssik1d4h0tdg2e658c16e1-9e4e19c19c2230aa13bb69042fd98410&d=downloadsable.com&p=iTunes&pid=3&bex=1&countryid=265&icon=1

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