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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 20 anti-malware scanners. The program is a setup application that uses the OutBrowse Revenyou installer. This program installs potentially unwanted software on your PC at the same time as the software you are trying to install, without adequate consent. The installer is marketed through download protals and search ads as the free Adobe Flash Player but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
OUTBROWSE  (signed and verified)

MD5:
469f1c922439e58ae45f35f07b0c0d53

SHA-1:
9267e0e44c83a8c770224b8d38b3f29bce17fcaf

SHA-256:
e38a7724f896ebee5da1fef8ebc648033ed5654b9b6467a6c875ec3291160bd6

Scanner detections:
20 / 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:
5/11/2024 2:14:13 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
MemScan:Application.Bundler.Outbrowse.E
889

Avira AntiVirus
APPL/Downloader.Gen
7.11.169.248

AVG
Generic
2015.0.3367

Bitdefender
MemScan:Application.Bundler.Outbrowse.E
1.0.20.1205

Dr.Web
Adware.Downware.2081
9.0.1.05190

Emsisoft Anti-Malware
MemScan:Application.Bundler.Outbrowse
9.0.0.4324

ESET NOD32
Win32/OutBrowse.T potentially unwanted application
7.0.302.0

F-Secure
MemScan:Application.Bundler.Outbrowse
11.2014-29-08_6

G Data
MemScan:Application.Bundler.Outbrowse
14.8.24

K7 AntiVirus
Unwanted-Program
13.183.13198

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

Malwarebytes
PUP.Optional.Outbrowse
v2014.08.29.05

McAfee
Adware-OutBrowse
5600.7023

MicroWorld eScan
MemScan:Application.Bundler.Outbrowse.E
15.0.0.723

NANO AntiVirus
Riskware.Raw.OutBrowse.dbpywt
0.28.2.61861

nProtect
Trojan-Clicker/W32.OutBrowse.942576
14.08.29.01

Reason Heuristics
PUP.OUTBROWSE.T
14.8.29.14

Sophos
OutBrowse Revenyou
4.98

Vba32 AntiVirus
Downloader.Agent
3.12.26.3

VIPRE Antivirus
Threat.4150696
32210

File size:
920.5 KB (942,576 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:
4/7/2014 1:00:00 AM

Valid to:
4/8/2015 12:59:59 AM

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 10:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:/OHXdyZNrNF/4lgGhpwJxmntY1VKc9IsTELQ:WHXc3BqXp6fScKsIL

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...
 
[+]

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 2 URLs.

http://get.desk2opapps.com/.../Get?&p=3022&d=1775&l=1694&n=0&d1=1&filename=install-flashplayer&clickid=ZjdXVpZD04MDE1NGRlMi01NDg0LTQ5ZTMtYTc0Ni02ODY4OTY5MTRjMmI

http://get.default-page.com/.../Get?p=3022&d=1775&l=1694&n=0&d1=1&filename=install-flashplayer&clickid=ZjdXVpZD04MDE1NGRlMi01NDg0LTQ5ZTMtYTc0Ni02ODY4OTY5MTRjMmI

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