Malware Analysis Report

2025-06-16 07:32

Sample ID 240601-yzpchadg2y
Target horse-stonks-1.0.1.jar
SHA256 5284b06687680de15fcc1d568421acbddfe212a9f259a86e6ee0888989ef5667
Tags
discovery
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

5284b06687680de15fcc1d568421acbddfe212a9f259a86e6ee0888989ef5667

Threat Level: Shows suspicious behavior

The file horse-stonks-1.0.1.jar was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery

Modifies file permissions

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-01 20:13

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-01 20:13

Reported

2024-06-01 20:14

Platform

win7-20231129-en

Max time kernel

15s

Max time network

16s

Command Line

java -jar C:\Users\Admin\AppData\Local\Temp\horse-stonks-1.0.1.jar

Signatures

N/A

Processes

C:\Windows\system32\java.exe

java -jar C:\Users\Admin\AppData\Local\Temp\horse-stonks-1.0.1.jar

Network

N/A

Files

memory/1328-2-0x0000000002590000-0x0000000002800000-memory.dmp

memory/1328-10-0x0000000000240000-0x0000000000241000-memory.dmp

memory/1328-11-0x0000000002590000-0x0000000002800000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-01 20:13

Reported

2024-06-01 20:14

Platform

win10v2004-20240508-en

Max time kernel

13s

Max time network

16s

Command Line

java -jar C:\Users\Admin\AppData\Local\Temp\horse-stonks-1.0.1.jar

Signatures

Modifies file permissions

discovery
Description Indicator Process Target
N/A N/A C:\Windows\system32\icacls.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4172 wrote to memory of 1540 N/A C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe C:\Windows\system32\icacls.exe
PID 4172 wrote to memory of 1540 N/A C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe C:\Windows\system32\icacls.exe

Processes

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe

java -jar C:\Users\Admin\AppData\Local\Temp\horse-stonks-1.0.1.jar

C:\Windows\system32\icacls.exe

C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp

Files

memory/4172-2-0x0000017E53360000-0x0000017E535D0000-memory.dmp

C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

MD5 2a8a87a8232c7113352ddb80de56946a
SHA1 baab73d0ab8fcd17e083101113512c783c1b5abe
SHA256 c4bdaa0a40d3fcd9f869e85494b99cc8dd56a0177c73c5be38dee076ca3463c4
SHA512 ed7b301d4f8c9bb879b1d46d76781aae830b1d6617e9cd6ed442a27e322e62be3d26ab670f5d891c03cd5c7e7d4f801e3635369dd878a08ef564080789f35fbf

memory/4172-12-0x0000017E51A90000-0x0000017E51A91000-memory.dmp

memory/4172-13-0x0000017E53360000-0x0000017E535D0000-memory.dmp