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 16 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:
fe1c79700a8978bf8fb28a1b5d1af052

SHA-1:
f471d35ef5f9f42db959a2c8e52f05f18dae7f16

SHA-256:
c340a1298fc2300ce0b310f37aed1731b9b14c868e5fe2046bfead63f36ae30d

Scanner detections:
16 / 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:
4/19/2024 5:53:02 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.OutBrowse
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2015.01.18

Avira AntiVirus
APPL/Outbrowse.Gen
7.11.202.56

avast!
OutBrowse-AI [PUP]
150102-1

AVG
Potentially harmful program Downloader.CHY
2014.0.4253

Dr.Web
Trojan.OutBrowse.6
9.0.1.05190

ESET NOD32
Win32/OutBrowse.BK potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
1/17/2015

G Data
NSIS.Application.OutBrowse
15.1.24

IKARUS anti.virus
PUA.OutBrowse
t3scan.1.8.6.0

K7 AntiVirus
Unwanted-Program
13.191.14671

Malwarebytes
PUP.Optional.OutBrowse
v2015.01.17.09

McAfee
Adware-OutBrowse.c
5600.6882

NANO AntiVirus
Trojan.Win32.OutBrowse.djogzg
0.30.0.64448

Reason Heuristics
PUP.Outbrowse.StartNow
15.1.17.21

VIPRE Antivirus
Threat.4150696
36666

File size:
575.5 KB (589,264 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 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:Pb7pPZ2C6SWBKBlky0nzloZzMbXD9C8Jx/GgHbnKmnstomlj4:PxRqCQlBK4bXRF/fnlstw

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 installation.exe has been seen being distributed by the following URL.

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