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 8 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.fluff234.info and multiple other hosts.
Publisher:
Start Now  (signed and verified)

MD5:
cad06c65bc6df5709a9837b9f3c033aa

SHA-1:
7f61ff77887e1fc3e433deb7fbe0d86ad37e55fc

SHA-256:
dfa70dc8356a07449fcb6617da74c93b2ce760aad912e9f6e1829b43adf68d50

Scanner detections:
8 / 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:
11/24/2024 12:03:30 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
Potentially harmful program Downloader.CGY
2014.0.4189

Dr.Web
Trojan.OutBrowse.6
9.0.1.05190

ESET NOD32
Win32/OutBrowse.BJ potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
11/26/2014

Malwarebytes
PUP.Optional.Outbrowse
v2014.11.26.08

McAfee
Adware-OutBrowse.c
5600.6934

Reason Heuristics
PUP.StartNow.M
14.11.26.5

VIPRE Antivirus
Threat.4150696
35088

File size:
577.1 KB (590,920 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:

Authority:
Starfield Technologies, Inc.

Valid from:
10/29/2014 8:30:53 PM

Valid to:
10/29/2015 8:30:53 PM

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:
12/6/2009 3:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:spQRgUSHZdffQA6vDTVlio8xd+Hd6rL1mYiQAT8q3yu7cr1Af5xT3:spQRgh5hfQA6vllio8xd+Hd6VmYDATsc

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:
7.9691

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 2 URLs.

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