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install-flashplayer.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 install-flashplayer.exe by OUTBROWSE has been detected as adware by 17 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. With this installer, users are expecting to download the free Adobe Flash Player but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
OUTBROWSE  (signed and verified)

MD5:
413a946a8b413f7a49efb75dc1f3c6ab

SHA-1:
a5df68e32d5dc1561cd38dcd69f9c75beadb6a8a

SHA-256:
3e19e86d106b63d2c938c18acf72f15191e91e050c610c8c6ae554ea6f21edca

Scanner detections:
17 / 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:
11/30/2024 10:50:42 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.OutBrowse
2014.10.01

AVG
Generic
2015.0.3335

Dr.Web
Adware.Downware.2081
9.0.1.05190

ESET NOD32
Win32/OutBrowse.AH potentially unwanted application
7.0.302.0

F-Prot
W32/Outbrowse.B2.gen
v6.4.7.1.166

G Data
Win32.Application.Outbrowse
14.9.24

K7 AntiVirus
Unwanted-Program
13.183.13535

Kaspersky
not-a-virus:AdWare.Win32.OutBrowse
15.0.0.494

Malwarebytes
PUP.Optional.OutBrowse
v2014.09.30.08

McAfee
Adware-OutBrowse
5600.6991

NANO AntiVirus
Riskware.Nsis.Downware.dehadt
0.28.2.62440

nProtect
Trojan-Clicker/W32.OutBrowse.636328
14.09.30.01

Reason Heuristics
PUP.OUTBROWSE.T
14.9.30.19

Sophos
OutBrowse Revenyou
4.98

Trend Micro House Call
Suspici.D75A4FB1
7.2.273

Vba32 AntiVirus
AdWare.OutBrowse
3.12.26.3

VIPRE Antivirus
OutBrowse
33558

File size:
621.4 KB (636,328 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\install-flashplayer.exe

Digital Signature
Signed by:
OUTBROWSE

Authority:
COMODO CA Limited

Valid from:
4/6/2014 9:00:00 PM

Valid to:
4/7/2015 8:59:59 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 6:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:d9a6bLG9PjPyLmjjdcSv1+CWqW54wLx8HanJqfc8vy4h:d9L3SjPJHd9dzWXTLmUJH86

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:
7.9806

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file install-flashplayer.exe has been seen being distributed by the following URL.

http://get.down1oad4desktop.com/.../Get?p=3022&d=3509&l=1694&n=0&d1=258447&filename=install-flashplayer&clickid=ZkdXVpZD1iYmE1MzhmMC0zMGFiLTRjNTUtODMxNC0zNjZjMzA1NzdkYWY

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