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 25 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 get1.down1004life.info and multiple other hosts.
Publisher:
START now  (signed and verified)

MD5:
746ed270cf4eb79ad6cf2d0dd5f6cada

SHA-1:
5255f7052e3707816cc492eb2609698ff9250ca4

SHA-256:
927638b0411f5450cd96ab90346067f0e48a92126382e5193efecef6801d9abf

Scanner detections:
25 / 68

Status:
Adware

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
12/26/2024 12:35:55 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
MemScan:Application.Bundler.JU
6484632

Agnitum Outpost
PUA.OutBrowse
7.1.1

Avira AntiVirus
APPL/Outbrowse.Gen
7.11.207.178

avast!
PUP-gen [PUP]
150101-1

AVG
Downloader
2016.0.3207

Bitdefender
MemScan:Application.Bundler.JU
1.0.20.185

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.AltBrowse.HY
20979

Dr.Web
Trojan.OutBrowse.68
9.0.1.05190

Emsisoft Anti-Malware
MemScan:Application.Bundler.JU
9.0.0.4799

ESET NOD32
Win32/OutBrowse.BU potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
2/6/2015

F-Secure
Riskware.MemScan:Application.Bundler.JU
5.13.68

G Data
MemScan:Application.Bundler.JU
15.2.25

K7 AntiVirus
Unwanted-Program
13.193.14881

Malwarebytes
PUP.Optional.OutBrowse.gen
v2015.02.06.01

McAfee
Program.Adware-OutBrowse.e
16.8.708.2

MicroWorld eScan
MemScan:Application.Bundler.JU
16.0.0.111

NANO AntiVirus
Trojan.Win32.OutBrowse.dmikim
0.30.0.65070

Reason Heuristics
PUP.Outbrowse
15.2.6.1

Sophos
Generic PUA GP
4.98

Trend Micro House Call
TROJ_GE.9BC88087
7.2.37

Trend Micro
TROJ_GE.9BC88087
10.465.06

Vba32 AntiVirus
Downloader.OutBrowse
3.12.26.3

VIPRE Antivirus
Threat.4150696
37240

File size:
582.7 KB (596,712 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:
thawte, Inc.

Valid from:
1/10/2015 5:00:00 PM

Valid to:
12/11/2015 4:59:59 PM

Subject:
CN=START now, O=START now, L=Dublin, S=Dublin, C=IE

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
13F235DA9F0A910A71AE486F7547520F

File PE Metadata
Compilation timestamp:
12/5/2009 3:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:m2htm+aVbNhSijrNUb4WPRbsTrjizrx9WXhDSfAaYSYDjb:m2hmVbNhSiq0WPRbGrmzrx9WIfqDH

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:
7.9682

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.

http://get1.down1004life.info//.../get15?p=13013&d=24749&l=24044&n=0&d1=1&s=eeeeejvredus&clickid=864abf5a-7c1c-42dc-80a3-d51e9a18ecd6

http://file.yourddl1000.info/.../Get?p=13013&d=24749&l=24044&n=0&d1=1&s=eeeeejvredus&clickid=864abf5a-7c1c-42dc-80a3-d51e9a18ecd6

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