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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:
49c39346e71c88a1a976bd7c4d5af37f

SHA-1:
25e8ee7a321fd2ce08c2aec954c4978e09bc49a8

SHA-256:
3cc164e06e52716fcfa17a3343db3dd502164f01c63851106c51fb90977bff4f

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:
4/20/2024 12:57:42 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.SquareNetworkTech.Bundler (M)
16.2.15.13

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
Signed by:
Square Network Tech Co.,LTD.

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/9Q:FHy5VCeY1YoXErPfKjK29Q

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.

http://www.trackjava.net/trace?offer_id=13232&aff_id=13166&aff_sub=1p

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