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installation.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 installation.exe by OTOPIA SOFT has been detected as adware by 24 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.file15desktop.com.
Publisher:
OTOPIA SOFT  (signed and verified)

MD5:
46b29504c5371d9f7d1f13fb6a3d4911

SHA-1:
acdd2a89dbb7446c257c6d2379e7a352bf1ac9b9

SHA-256:
9a30fcfd123ae377ebf55b27bf21954a61018e797b06be709d756c9456fbf955

Scanner detections:
24 / 68

Status:
Adware

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

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
12/25/2024 12:57:11 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.Outbrowse.1
6503561

Agnitum Outpost
PUA.OutBrowse
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2015.03.14

Avira AntiVirus
PUA/Outbrowse.Gen
7.11.217.16

avast!
PUP-gen [PUP]
150303-0

AVG
Potentially harmful program Downloader
2016.0.3171

Bitdefender
Gen:Variant.Application.Bundler.Outbrowse.1
1.0.20.360

Comodo Security
Application.Win32.OutBrowse.MQPC
21400

Dr.Web
Trojan.OutBrowse.54
9.0.1.072

Emsisoft Anti-Malware
Gen:Variant.Application.Bundler.Outbrowse
9.0.0.4799

ESET NOD32
Win32/OutBrowse.BK potentially unwanted application
9.7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
3/13/2015

F-Secure
Gen:Variant.Application.Bundler
11.2015-13-03_6

G Data
Gen:Variant.Application.Bundler.Outbrowse
15.3.25

herdProtect (fuzzy)
variant of dc05.tmp (Adware)
2015.6.20.2

K7 AntiVirus
Unwanted-Program
13.188.14440

Malwarebytes
PUP.Optional.OutBrowse
v2015.03.13.06

McAfee
Program.Adware-OutBrowse.c
5600.6827

MicroWorld eScan
Gen:Variant.Application.Bundler.Outbrowse.1
16.0.0.216

NANO AntiVirus
Trojan.Win32.OutBrowse.dnxbec
0.30.0.296

Reason Heuristics
PUP.Bundler.Outbrowse
15.3.13.18

Sophos
Generic PUA BI
4.98

Trend Micro House Call
Suspici.651C691B
7.2.171

VIPRE Antivirus
Threat.4823950
35418

File size:
570.1 KB (583,744 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
OTOPIA SOFT

Authority:
GlobalSign nv-sa

Valid from:
12/5/2014 3:24:56 AM

Valid to:
12/6/2015 3:24:56 AM

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

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

Serial number:
112139A8B0DC3A4BC64F2B7614FA56B4D72C

File PE Metadata
Compilation timestamp:
12/5/2009 4:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:zddmJMaHF7/985IXKdVzMo/VER7h5VRVW8+sfIkOU3U8yZqwdlc:zdJUB/25IIwo/VEdh5VyhTsUTZqw

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:
7.9737

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://dl.file15desktop.com/.../get10?p=13013&d=24699&l=24043&n=0&d1=1&s=mbs-f40&clickid=8f83a814-f864-4ccb-aaf4-75c789e0930f

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