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installation.exe

Yes Apps

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 Yes Apps has been detected as adware by 13 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 get.gainpage1000.info.
Publisher:
Yes Apps  (signed and verified)

MD5:
04e37e9745efbd17caf5754efcec1fd3

SHA-1:
761b0e9de9f0c99d8935d030dbd45b070ffaa18f

SHA-256:
ac59b4f90300e652c26ef6b204356a1c747588cb4dc3e19a2d993d34538038ca

Scanner detections:
13 / 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:
11/27/2024 3:38:52 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Application.Bundler.Outbrowse.1
524

avast!
PUP-gen [PUP]
2014.9-150830

AVG
Potentially harmful program Downloader
2016.0.3002

Dr.Web
Trojan.OutBrowse.69
9.0.1.0242

Emsisoft Anti-Malware
Application.Bundler.Outbrowse.BA
8.15.08.30.09

ESET NOD32
Win32/OutBrowse.BK potentially unwanted application
9.7.0.302.0

F-Secure
Win32.Sality.3
11.2015-30-08_1

herdProtect (fuzzy)
variant of installer_adobe_flash_player_arabe.exe (Adware)
2015.8.30.9

McAfee
Program.Adware-OutBrowse.c
5600.6658

Norman
Application.Bundler.Outbrowse.BA
11.20150830

Reason Heuristics
PUP.Outbrowse.YesApps.Bundler (M)
15.7.27.20

Sophos
PUA 'OutBrowse' (of type Adware)
5.15

VIPRE Antivirus
Threat.4150696
40786

File size:
559.3 KB (572,736 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:
Yes Apps

Authority:
GlobalSign nv-sa

Valid from:
11/19/2014 4:31:49 AM

Valid to:
11/20/2015 4:31:49 AM

Subject:
CN=Yes Apps, O=Yes Apps, L=Dublin, C=IE

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

Serial number:
112172AA41CC838C994475C56326A04F3761

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:x6o48od8X2d5/I4yCFVU15PNE3TZtFBFVzlzEBdZ6RdRkk+Ge:x2ryX2d2sFgNoxRlzELax+

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:
7.9676

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://get.gainpage1000.info/.../Get?p=13013&d=24699&l=24043&n=0&d1=1&s=mbs-f40&clickid=be57c423-90d1-4b83-bfdb-ad5d55e93adf

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