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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 setup.exe by OTOPIA Soft has been detected as adware by 27 anti-malware scanners. The program is a setup application that uses the OutBrowse Revenyou installer. According to AVG, this software downloads additional adware offers during setup. The file has been seen being downloaded from dl.file3desktop.com and multiple other hosts.
Publisher:
OTOPIA Soft  (signed and verified)

MD5:
a3193718b6cb1f8d19005d7eb2f2239f

SHA-1:
8d755e908142be05d463996c3e244ad5b0f8439d

SHA-256:
87008450f57a579af4c1356007564587638878ab9c5e55f0336f556ab4603fe6

Scanner detections:
27 / 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:
5/21/2024 2:45:31 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
MemScan:Application.Bundler.JU
6566297

Agnitum Outpost
PUA.Downloader
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2015.01.16

Avira AntiVirus
APPL/Outbrowse.Gen
7.11.201.142

avast!
OutBrowse-CS [PUP]
150319-0

AVG
Downloader
2016.0.3166

Bitdefender
MemScan:Application.Bundler.JU
1.0.20.390

Comodo Security
Application.Win32.AltBrowse.HY
21460

Dr.Web
Trojan.OutBrowse.68
9.0.1.05190

Emsisoft Anti-Malware
MemScan:Application.Bundler.JU
9.0.0.4799

ESET NOD32
Win32/OutBrowse.BS potentially unwanted application
9.7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
3/19/2015

F-Secure
Riskware.MemScan:Application.Bundler.JU
5.13.68

G Data
MemScan:Application.Bundler.JU
15.3.25

herdProtect (fuzzy)
variant of unconfirmed 504610.crdownload (Adware)
2015.6.24.21

K7 AntiVirus
Trojan
13.191.14658

Kaspersky
not-a-virus:Downloader.NSIS.OutBrowse
14.0.0.2324

Malwarebytes
PUP.Optional.OutBrowse
v2015.03.19.06

McAfee
Artemis!BE7F7BAB8960
5600.6822

MicroWorld eScan
MemScan:Application.Bundler.JU
16.0.0.234

NANO AntiVirus
Trojan.Win32.OutBrowse.dmxjlz
0.30.8.659

Quick Heal
Downloader.NSIS.r5 (Not a Virus)
3.15.14.00

Reason Heuristics
PUP.Bundler.Outbrowse
15.3.19.6

Sophos
OutBrowse Revenyou
4.98

Trend Micro House Call
Suspici.D88B743E
7.2.78

Vba32 AntiVirus
Downloader.OutBrowse
3.12.26.3

VIPRE Antivirus
Threat.4150696
38552

File size:
574.4 KB (588,160 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:
OTOPIA Soft

Authority:
thawte, Inc.

Valid from:
1/12/2015 7:00:00 AM

Valid to:
12/18/2015 6:59:59 AM

Subject:
CN=OTOPIA Soft, O=OTOPIA Soft, L=Dublin, S=Dublin, C=IE

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
5C6255EF06ABD52BAB899FE81CAE0E44

File PE Metadata
Compilation timestamp:
12/6/2009 5:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:hC9xqf+XXiv08YRjlnCjLL7J5Q4wZCkhhrcWEy5As9af1Ejqvo:hCegyvnYEfJ5VwYIdEy5VnL

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:
7.9679

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 2 URLs.

http://dl.file3desktop.com/.../get19?p=2777&d=24973&l=1694&n=0&clickid=28692423141421321986&d1=-1&d2=-1&d3=-1&d4=-1&d5=-1&filename=setup

http://get1.ddlmedia.info/.../Get?p=2777&d=24973&l=1694&n=0&clickid=28692423141421321986&d1=-1&d2=-1&d3=-1&d4=-1&d5=-1&filename=setup

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