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revinst.exe.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 revinst.exe.exe by OutBrowse has been detected as adware by 10 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.
Publisher:
OutBrowse  (signed and verified)

MD5:
71a45a3e9f46e27f9185982d2dacccf1

SHA-1:
330d217b545f1e33b6c0ffb2fbdd7c1f783c8893

SHA-256:
94fecdb6421d83c80fb4fef7eee1a1a5a3ec4053c812486f78699c4c4d2a0bc5

Scanner detections:
10 / 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:
4/30/2024 6:59:01 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.OutBrowse
14.04.25

avast!
Win32:Rootkit-gen [Rtk]
2014.9-140425

Dr.Web
Adware.Downware.2081
9.0.1.0115

ESET NOD32
Win32/OutBrowse
8.9675

Fortinet FortiGate
Riskware/OutBrowse
4/25/2014

McAfee
Adware-OutBrowse
5600.7150

NANO AntiVirus
Trojan.Win32.Generic.cthmwf
0.28.0.59048

Reason Heuristics
PUP.OutBrowse.H
14.8.7.20

Trend Micro House Call
TROJ_GEN.R08OH06D614
7.2.115

VIPRE Antivirus
Trojan.Win32.Generic
28228

File size:
105.5 KB (108,080 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\revinst.exe.exe

Digital Signature
Signed by:
OutBrowse

Authority:
VeriSign, Inc.

Valid from:
10/24/2013 3:00:00 AM

Valid to:
10/25/2014 2:59:59 AM

Subject:
CN=OutBrowse, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=OutBrowse, L=Ramat Gan, S=Ramat Gan, C=IL

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
56A6FE571611B68C9224798AD62913CA

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:vgXdZt9P6D3XJWCK5Ky/9XO3jR0eWSzUu/0WS:ve34lKUQ9OzRgW/cP

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:
7.6804

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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