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java_update.exe

Java 7.67 Installer

Norassie LTD

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application java_update.exe by Norassie 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 installCore 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:
Installer  (signed by Norassie LTD)

Product:
Java 7.67 Installer

Version:
1.2.3

MD5:
69a4b5e608084e06c6c008b4c5d05620

SHA-1:
69b9cc2969de9afd85ed4e4914a4b1c448d9bd85

SHA-256:
5f044f6e00ae4d23633aa17fe01d9e07c4b72d1474bd7e2e080c6cb13b254083

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:
12/27/2024 2:33:02 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.10.24.7

File size:
429.2 KB (439,480 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Nullsoft Install System)

Language:
Language Neutral

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

Digital Signature
Signed by:
Norassie LTD

Authority:
COMODO CA Limited

Valid from:
2/9/2014 6:00:00 PM

Valid to:
2/10/2015 5:59:59 PM

Subject:
CN=Norassie LTD, O=Norassie LTD, STREET="Tenancy 10, Marina House", L=Mahe, S=Eden Island, PostalCode=1403, C=SC

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
385751BEE21EF6B589B4316DD99863F8

File PE Metadata
Compilation timestamp:
12/5/2009 4:50:41 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:WQqk3eVifynE6QuqY3psme/W2WM7CIF6j1dFD3/Ufxi6RqqTdg3PbFFDDMLjtD:QifynSY3psv/lZCIQ3cTvTd+b7oLpD

Entry address:
0x30CB

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, 38, 3F, 42, 00, E8, F1, 2B, 00, 00, A3, 84, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 36, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.7504

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

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

http://javaupdate.regfixkit.com/java_update.exe

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