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java.exe

BeST ApP

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.exe by BeST ApP 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:
BNCJK  (signed by BeST ApP)

Product:
BNCJK

Version:
7444.15915.887.5224

MD5:
a4b9ef9521951d89fb99bd6002a2668c

SHA-1:
2200233f76636949e7562176341135fceb7a6f24

SHA-256:
be46a2c7942b023d45d73a8c76ff57e31ab3265f36522683d66791bcccc77fd8

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:
11/16/2024 11:41:52 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.BeSTApP.Bundler (M)
16.3.15.16

File size:
557.3 KB (570,720 bytes)

Product version:
7444.15915.887.5224

Copyright:
BNCJK

Trademarks:
BNCJK

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

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

Digital Signature
Signed by:
BeST ApP

Authority:
thawte, Inc.

Valid from:
6/30/2015 5:30:00 AM

Valid to:
12/18/2015 5:29:59 AM

Subject:
CN=BeST ApP, O=BeST ApP, L=Dublin, S=Dublin, C=IE

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

Serial number:
64E1250DF629BD3901AA90A77D70239E

File PE Metadata
Compilation timestamp:
12/6/2009 4:22:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:i7rVUnq4K7TYF3QmSieiirPk60emUm7AjAyW5NH:iSq1jBtrPk6/wAjA

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, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.8506

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://get.up1004.info/1442342929/.../1442342929?21673474907ZWRuKzE7aTkpMDI2NiBdOi4uLi05H2o8LC0xLykiZT0qJG9saGFxXHBlYWZjPERac10fYmBsXmxgZ146RlpyWCZcamhdZGZgNklWMTIxMi8wMDAxMi5iWzAzMFwtLS0wKTMtMDcuLCNgKjkoMx9nYmlnOi8pImdyZTswIFxsajYt

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