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 10 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 dl.file24desktop.com and multiple other hosts.
Publisher:
Start Now  (signed and verified)

MD5:
fa3c4a039e978f9f7dd44c0fc6c8700d

SHA-1:
9201da831afdcb83770acf6de38fb5f0bfae4038

SHA-256:
18d3474cfffb60c37c6d7d201c111298916efc1c4bda0bc0af5fecbf71280891

Scanner detections:
10 / 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:
12/27/2024 11:43:36 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.OutBrowse
2015.01.03

Avira AntiVirus
APPL/Outbrowse.Gen
7.11.199.42

AVG
Potentially harmful program Downloader.CXN
2014.0.4253

ESET NOD32
Win32/OutBrowse.BK potentially unwanted application
7.0.302.0

K7 AntiVirus
Trojan
13.1814525

Malwarebytes
PUP.Optional.OutBrowse
v2015.01.03.06

McAfee
Program.Adware-OutBrowse.c
16.8.708.2

Reason Heuristics
PUP.StartNow.M
15.1.3.6

Trend Micro House Call
Suspici.FB78FCB8
7.2.3

VIPRE Antivirus
Threat.4823950
35418

File size:
578.6 KB (592,496 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:
12/11/2014 3:30:00 AM

Valid to:
12/12/2015 3:29:59 AM

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:
3E1F0E273F3FF952C7CBBBD1B9B74B0A

File PE Metadata
Compilation timestamp:
12/6/2009 2:20:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:pzkC/5AadVBnpql54Ia99iRZGDP3AFNbSJsfDy:pF5AejhI0iRZjPb2l

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:
7.9739

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 6 URLs.

http://dl.file24desktop.com/.../get15?p=233&d=24601&l=1694&n=0&d1=NUMBER,008912371&clickid=008912371017279355861

http://get.getpage1000.info/.../Get?p=233&d=24601&l=1694&n=0&d1=NUMBER&clickid=008912371017279355861&d1=008912371

http://clkoffers.com/.../sa?cid=11021-200188610623000000&pid=11021&q=??? ???? ??? ???? ?????? ??? ???? ??????? ??? ???? ??????? ??? ???? ?????? ???

http://dl.file17desktop.com/.../get14?p=233&d=24601&l=1694&n=0&d1=NUMBER,008912371&clickid=008912371017234527247

http://get.getpage1000.info/.../Get?p=233&d=24601&l=1694&n=0&d1=NUMBER&clickid=008912371017234527247&d1=008912371

http://clkoffers.com/.../sa?cid=11021-200188610623000000&pid=11021&q=??????,??? ? ????,???? ??? ????? ?????,??????? ?????? ?? ????? ???,??????? ????

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