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java update.exe

OUTbrowse Ltd

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 update.exe by OUTbrowse 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. With this installer, users are expecting to download the free Oracle Java Runtime but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware.
Publisher:
OUTbrowse Ltd  (signed and verified)

MD5:
36627b45a5d98c537ae6693f8817c85e

SHA-1:
b9bcc67c2a84dcd89cf67f480b79a6e0cab63686

SHA-256:
c58d7a1db3b829683e64b307899ed1834543f593f5439454e61bad837fc64ea9

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 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:
4/24/2024 12:41:36 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.Bundler (M)
16.2.29.10

File size:
556.3 KB (569,600 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 update.exe

Digital Signature
Signed by:
OUTbrowse Ltd

Authority:
GlobalSign nv-sa

Valid from:
8/18/2014 3:30:42 PM

Valid to:
8/19/2015 3:30:42 PM

Subject:
CN=OUTbrowse Ltd, OU=Tech, O=OUTbrowse Ltd, L=Ramat Gan, S=Israel, C=IL

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
11218698DE6360060E5B84AA941E48BB9A93

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:NWb0vUjCMjnGaft+rCYRu42+bkQ/IHJIbIUEq+J4kl/nDIG3ICDkQz:NWoAXDftmCYT7YQ/Ie6v4usp

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 java update.exe has been seen being distributed by the following URL.

http://www.freesoftwaren.com/.../download.php?id=540a3522e6a6c&i=50075

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