home

installation.exe

Start Now

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 Start Now has been detected as adware by 12 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 cld3r.com.
Publisher:
Start Now  (signed and verified)

MD5:
27db2a831e752b57545bc4115340fd03

SHA-1:
69a7972ba9d58ebd16fe07e7956e732b38509f09

SHA-256:
f6de14ef18173f8d62b190d43f2b2ac28f51d74967f687c96598cde34720ef25

Scanner detections:
12 / 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:
4/23/2024 6:10:57 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.OutBrowse
2014.11.27

Avira AntiVirus
APPL/Downloader.Gen
7.11.189.28

avast!
Adware-gen [Adw]
2014.9-150826

AVG
Potentially harmful program Downloader
2016.0.3005

Dr.Web
Trojan.OutBrowse.6
9.0.1.0238

ESET NOD32
Win32/OutBrowse.BG potentially unwanted application
9.7.0.302.0

herdProtect (fuzzy)
variant of setup(1).exe (Adware)
2015.8.26.17

Malwarebytes
PUP.Optional.OutBrowse
v2015.08.26.05

McAfee
Adware-OutBrowse.c
5600.6661

Reason Heuristics
PUP.Outbrowse.StartNow.Bundler (M)
15.7.25.5

Trend Micro House Call
Suspici.173023CD
7.2.238

VIPRE Antivirus
Threat.4150696
35088

File size:
572.9 KB (586,664 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:
Start Now

Authority:
Starfield Technologies, Inc.

Valid from:
10/29/2014 11:30:53 AM

Valid to:
10/29/2015 11:30:53 AM

Subject:
CN=Start Now, O=Start Now, L=DUBLIN, C=IE

Issuer:
CN=Starfield Secure Certificate Authority - G2, OU=http://certs.starfieldtech.com/repository/, O="Starfield Technologies, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
043DD86B3DF8A0

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:+0/86w+T3HWcHQTHrSQE9hJisMeeNGwg5of9ctVR+Xl:+0/86w+TnQLmjrJJHy1qVA

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:
7.9772

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://cld3r.com/?a=13170&c=65057&s2=16124970921416087369&s4=ac&s5=us-1

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