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java_runtime_enviroment_setup.exe.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 java_runtime_enviroment_setup.exe.exe by start Now has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the OutBrowse Revenyou installer. The installer is marketed through download protals and search ads as the free Oracle Java Runtime but will also install additional software offers which include adware, PUPs and browser toolbars.
Publisher:
start Now  (signed and verified)

MD5:
08de235baa68cdadf112e5335d020c7c

SHA-1:
bc118cca789103b6e252c3e5fcad71d5d0d7bd42

SHA-256:
882d506a252209954e497ec37acf48a72da05c36a58a81570f878efceaef657a

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
11/30/2024 10:08:19 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.startNow.Bundler (M)
16.5.12.11

File size:
572.5 KB (586,240 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\java_runtime_enviroment_setup.exe.exe

Digital Signature
Signed by:
start Now

Authority:
thawte, Inc.

Valid from:
1/21/2015 12:00:00 AM

Valid to:
12/11/2015 11:59:59 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:
63BDB09AAE75943F372FB39F8B4D6A7B

File PE Metadata
Compilation timestamp:
12/5/2009 10:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:6CB63XC8HRQAhpMKWaUioIyecgDFfXwObFGJHZFgy7e1hEkDp:6CB63XNVpMKV+HLEvvMJPgycD1

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:
7.9704

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file java_runtime_enviroment_setup.exe.exe has been seen being distributed by the following URL.

http://24updates.checkerlive.com/dl.php?conversion_id=14218694170471&site_id=2318&app_id=63&lp_id=335&v=obn&stub_id=68&v_id=cab365bede6924a9b57f3fca36cc1102&dist_id=292&channel=affl292&subid=102620_d09fc41e949798c85cc7a012fddfdb77

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