java_installer.exe

Square Network Tech Co.,LTD.

The application java_installer.exe by Square Network Tech Co.,LTD 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 Amonetize Downloader 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. The file has been seen being downloaded from www.trackjava.net.
Publisher:
Square Network Tech Co.,LTD.  (signed and verified)

MD5:
290a1d903dde4c063fbbd6066a032b6b

SHA-1:
78ba14fa73690afbd5536d35bb9c0703cdf4d180

SHA-256:
a5fe1511b374d6d50eaddc094a4c88d4440db81e55a0b39ad98dfca6cbc3cf75

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:
4/19/2024 12:51:38 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.7.23.0

File size:
944.3 KB (966,928 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Amonetize Downloader

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

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
12/30/2013 7:00:00 PM

Valid to:
12/31/2014 6:59:59 PM

Subject:
CN="Square Network Tech Co.,LTD.", OU=Digital ID Class 3 - Microsoft Software Validation v2, O="Square Network Tech Co.,LTD.", L=Zhongshan, S=Guangdong, C=CN

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
08F1CEE1EA15CE4F4CA29FDEBE3DACA3

File PE Metadata
Compilation timestamp:
5/9/2014 8:14:32 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
24576:FHy5Vrm55G7bY18rfhqXEAGXfYxMCJSuOIKe/9E:FHy5VCeY1YoXErPfKjK29E

Entry address:
0x5F8BC

Entry point:
E8, 24, C9, 00, 00, E9, 79, FE, FF, FF, 8B, FF, 55, 8B, EC, 51, 83, 65, FC, 00, 53, 8B, 5D, 10, 85, DB, 75, 07, 33, C0, E9, 9A, 00, 00, 00, 57, 83, FB, 04, 72, 75, 8D, 7B, FC, 85, FF, 76, 6E, 8B, 4D, 0C, 8B, 45, 08, 8A, 10, 83, C0, 04, 83, C1, 04, 84, D2, 74, 52, 3A, 51, FC, 75, 4D, 8A, 50, FD, 84, D2, 74, 3C, 3A, 51, FD, 75, 37, 8A, 50, FE, 84, D2, 74, 26, 3A, 51, FE, 75, 21, 8A, 50, FF, 84, D2, 74, 10, 3A, 51, FF, 75, 0B, 83, 45, FC, 04, 39, 7D, FC, 72, C2, EB, 3F, 0F, B6, 40, FF, 0F, B6, 49, FF, EB, 46...
 
[+]

Entropy:
6.6488

Code size:
484 KB (495,616 bytes)

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

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