java_installer.exe

Guangzhou Shibei Information Technology Co., Ltd.

The application java_installer.exe by Guangzhou Shibei Information Technology Co. has been detected as adware by 20 anti-malware scanners. This program installs potentially unwanted software on your PC at the same time as the software you are trying to install, without adequate consent. The file has been seen being downloaded from i-stone.org and multiple other hosts.
Publisher:

MD5:
86ac896be49d66504e1075f1a7a21d19

SHA-1:
f71663a3dbf52caf0583713db54dd09f9006e1e8

SHA-256:
a04ac39feaf9db1ffe48dd63a40dd41e0a7b94db3054d13d04393e186641fb4e

Scanner detections:
20 / 68

Status:
Adware

Analysis date:
1/12/2025 11:04:18 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.Downloader
2015.02.03

Avira AntiVirus
APPL/Downloader.Gen
7.11.206.148

avast!
Win32:Rootkit-gen [Rtk]
150101-1

AVG
Generic
2016.0.3210

Clam AntiVirus
Win.Trojan.Squarenet-1
0.98/21511

Comodo Security
Application.Win32.SquareNet.C
20941

Dr.Web
Trojan.Starter.3337
9.0.1.05190

ESET NOD32
Win32/SquareNet.A potentially unwanted application
7.0.302.0

F-Prot
W32/A-f5b31e60
v6.4.7.1.166

G Data
Win32.Application.Bundler
15.2.25

IKARUS anti.virus
PUA.SquareNet
t3scan.1.8.6.0

K7 AntiVirus
Unwanted-Program
13.193.14838

Malwarebytes
PUP.Optional.Downloader
v2015.02.02.09

McAfee
Program.PUP-FAU
16.8.708.2

Microsoft Security Essentials
Threat.Undefined
1.191.3812.0

Panda Antivirus
Trj/Genetic.gen
15.02.02.09

Reason Heuristics
PUP.GuangzhouShibeiInformationTechnologyCo
15.2.2.21

Sophos
PUA 'Square Network Installer' (of type Adware)
5.09

VIPRE Antivirus
Threat.4150696
36694

File size:
949.8 KB (972,584 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
5/14/2014 5:00:00 PM

Valid to:
5/15/2015 4:59:59 PM

Subject:
CN="Guangzhou Shibei Information Technology Co., Ltd.", OU=Digital ID Class 3 - Microsoft Software Validation v2, O="Guangzhou Shibei Information Technology Co., Ltd.", L=Guangzhou, 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:
730FCD851F607FC42ED72447D10ED84A

File PE Metadata
Compilation timestamp:
7/12/2014 8:57:23 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
24576:g6sH5lv0u/ldnmOFFxqGmPir+SV2AN5oAVZ2o:gN3FUPil2A9io

Entry address:
0x8687F

Entry point:
E8, A2, CB, 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:
6.6997

Code size:
648.5 KB (664,064 bytes)

The file java_installer.exe has been seen being distributed by the following 3 URLs.

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