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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 25 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 get2.drop1702.info and multiple other hosts.
Publisher:
OTOPIA Soft  (signed and verified)

MD5:
416dcf3115917caf1cd4f56c33eb639f

SHA-1:
28b0b7525fd1fedb7077d607dae7989180430a15

SHA-256:
fd09a0cad8e513ddfceb53b2ad722a69ab15d20f5efd3af092d684f329e2a4e3

Scanner detections:
25 / 68

Status:
Adware

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

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:
11/24/2024 11:36:37 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
MemScan:Application.Bundler.JU
6416838

Agnitum Outpost
Trojan.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2015.02.10

Avira AntiVirus
APPL/Outbrowse.Gen
7.11.209.38

avast!
PUP-gen [PUP]
150203-1

AVG
Potentially harmful program Downloader.DFT
2014.0.4257

Bitdefender
MemScan:Application.Bundler.JU
1.0.20.205

Comodo Security
Application.Win32.AltBrowse.HY
21021

Dr.Web
Trojan.OutBrowse.68
9.0.1.05190

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

ESET NOD32
Win32/OutBrowse.BU potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
2/10/2015

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

G Data
MemScan:Application.Bundler.JU
15.2.25

K7 AntiVirus
Unwanted-Program
13.194.14913

Malwarebytes
PUP.Optional.OutBrowse
v2015.02.10.01

McAfee
Program.Adware-OutBrowse.e
16.8.708.2

MicroWorld eScan
MemScan:Application.Bundler.JU
16.0.0.123

NANO AntiVirus
Trojan.Win32.OutBrowse.dnbbuz
0.30.0.65070

Reason Heuristics
PUP.Installer.Outbrowse
15.2.10.0

Sophos
Generic PUA BC
4.98

Trend Micro House Call
ADW_OUTBROWSE
7.2.41

Trend Micro
ADW_OUTBROWSE
10.465.10

Vba32 AntiVirus
Downloader.OutBrowse
3.12.26.3

VIPRE Antivirus
Threat.4150696
37240

File size:
575.6 KB (589,464 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:
1/11/2015 4:00:00 PM

Valid to:
12/17/2015 3:59:59 PM

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:
12/5/2009 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:YALbzcVK4CPkjBYJFQ04T6sG/qA/xvyUWLS2UyqYBf:YebzcwJPkjnlT6NqaxvyVBH

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:
7.9675

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://get2.drop1702.info/.../get19?p=3022&d=24601&l=1694&n=0&d1=337641&d2=-1&d3=-1&d4=-1&d5=-1&filename=setup&clickid=wB0J55QTU220F2HH0RTROQ8E

http://get1.ddlmedia.info/.../Get?p=3022&d=24601&l=1694&n=0&d1=337641&d2=-1&d3=-1&d4=-1&d5=-1&filename=setup&clickid=wB0J55QTU220F2HH0RTROQ8E

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