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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 24 anti-malware scanners. This setup program installs potentially unwanted software on the user's PC at the same time as the expected/marketing software, without adequate consent. The program is typically installed via a form of malvertising The file has been seen being downloaded from websitecom.us and multiple other hosts.
Publisher:
Square Network Tech Co.,LTD.  (signed and verified)

MD5:
525d0b533ece735483fe42ef6b61a3e1

SHA-1:
5b63f624566ff82a9c9c47052b0512779f1e98f9

SHA-256:
d8aa74252c8d10fa041ad6fc757cdd14ac2d212a54de724015a246702ca2f507

Scanner detections:
24 / 68

Status:
Adware

Analysis date:
1/12/2025 10:51:45 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Graftor.150280
895

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.SquareNet
2014.08.24

Avira AntiVirus
APPL/Downloader.Gen
7.11.168.242

avast!
Win32:Malware-gen
140813-1

AVG
Generic
2015.0.3373

Bitdefender
Gen:Variant.Graftor.150280
1.0.20.1175

Comodo Security
Application.Win32.SquareNet.C
19292

Dr.Web
Trojan.Starter.3342
9.0.1.05190

Emsisoft Anti-Malware
Gen:Variant.Graftor.150280
8.14.08.23.03

ESET NOD32
Win32/SquareNet.A potentially unwanted application
7.0.302.0

F-Prot
W32/A-5849272a
v6.4.7.1.166

F-Secure
Gen:Variant.Graftor.150280
11.2014-23-08_7

G Data
Gen:Variant.Graftor.150280
14.8.24

IKARUS anti.virus
PUA.SquareNet
t3scan.1.7.5.0

K7 AntiVirus
Unwanted-Program
13.183.13139

Malwarebytes
PUP.Optional.SquareNet
v2014.08.23.03

McAfee
PUP-FAU
5600.7029

Microsoft Security Essentials
SoftwareBundler:Win32/SquareNet
1.10904

MicroWorld eScan
Gen:Variant.Graftor.150280
15.0.0.705

Panda Antivirus
Trj/Genetic.gen
14.08.23.03

Reason Heuristics
PUP.SquareNetworkTechCoLTD.O
14.8.23.5

Sophos
Square Network Installer
4.98

VIPRE Antivirus
Threat.4150696
32210

File size:
927.3 KB (949,504 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Square Network Tech Co.,LTD.

Authority:
VeriSign, Inc.

Valid from:
12/31/2013 12:00:00 AM

Valid to:
12/31/2014 11:59:59 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:
7/19/2014 2:55:10 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
24576:4iTcnzlyAgiZJ+xC0wdC9jjsvOsN5X7CjRKAHYNP:DAZm91sNlCjRnEP

Entry address:
0x86D5F

Entry point:
E8, F1, 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:
6.6437

Code size:
650 KB (665,600 bytes)

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

http://websitecom.us/entry/node/file/pkg/java/.../java_installer.exe

http://www.trackcash.org/entry/.../index.html?offer_id=100037&aff_id=20749&transaction_id=63fa8ee2-1611-474c-8ef3-e5757d4a920d

http://www.tracksite.us/trace?offer_id=100037&aff_id=20749&aff_sub=adw-lrh-credit3-gb&aff_sub2=am1&aff_sub3=

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