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java-windows.exe

Java

Download Assistant

This is part of the Air Installer, a download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application java-windows.exe by Download Assistant 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 AirInstaller Download Manager 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:
Download Assistant  (signed and verified)

Product:
Java

Version:
3.0.0.132

MD5:
ac26d780f044830438ed69b4b24d6833

SHA-1:
c816628e986e6ff8ba2bf5a0344319cf9090cc4e

SHA-256:
28d96ef4309d90477f2071f3418784daa3cdb47c5b53926682f36fb8ddabc759

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 '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:
11/24/2024 5:37:52 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Air Software.Download.Bundler (M)
16.6.13.17

File size:
1.1 MB (1,138,144 bytes)

Product version:
3.0.0.132

Copyright:
(c) Download Assistant

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\java-windows.exe

Digital Signature
Signed by:
Download Assistant

Authority:
Symantec Corporation

Valid from:
7/28/2015 1:00:00 AM

Valid to:
7/28/2016 12:59:59 AM

Subject:
CN=Download Assistant, O=Download Assistant, L=Victoria, S=British Columbia, C=CA

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
5AB0D4FBB68E66252A764F6A8E02A8ED

File PE Metadata
Compilation timestamp:
1/30/2013 2:21:56 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:gxGchcEBQBANxlUiHE+xqSxydn4NW8jxoXYz5byOfVvCD7hrQ7n4F4bo3Vp/QrBc:lucEGUnUMxlo0MayIhIK74FTVpIrBc

Entry address:
0x113BC

Entry point:
55, 8B, EC, 83, C4, A4, 53, 56, 57, 33, C0, 89, 45, C4, 89, 45, C0, 89, 45, A4, 89, 45, D0, 89, 45, C8, 89, 45, CC, 89, 45, D4, 89, 45, D8, 89, 45, EC, B8, 2C, 00, 41, 00, E8, E8, 51, FF, FF, 33, C0, 55, 68, 9E, 1A, 41, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 5A, 1A, 41, 00, 64, FF, 32, 64, 89, 22, A1, 48, 5B, 41, 00, E8, 16, D8, FF, FF, E8, 65, D3, FF, FF, 80, 3D, DC, 2A, 41, 00, 00, 74, 0C, E8, 2B, D9, FF, FF, 33, C0, E8, 80, 32, FF, FF, 8D, 55, EC, 33, C0, E8, E2, A3, FF, FF, 8B, 55, EC, B8, 50, 86...
 
[+]

Entropy:
6.9696

Developed / compiled with:
Microsoft Visual C++

Code size:
65.5 KB (67,072 bytes)

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

http://download.java-software.net/v2/click/jsttxfb6/?d=http://www.java-software.net/files/java-windows.exe&key=589d400c78bc4024e796662c0225df5578842220c8dda78bb64a1babe49ec8f7&sid=javanet&uid=&affiliate_image=&product_image=http://java-software.net/.../java-product.png&n=Java&filename=java-windows

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