Malware Analysis Report

2025-06-15 20:22

Sample ID 241213-n4p5gszjcp
Target BlueTiger-MultiTool.exe
SHA256 4c755749636f52a7b0f66533aa35d5c99c0af84c0fea005656dc0994de50149a
Tags
pyinstaller pysilon
score
10/10

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 Overview

score
10/10

SHA256

4c755749636f52a7b0f66533aa35d5c99c0af84c0fea005656dc0994de50149a

Threat Level: Known bad

The file BlueTiger-MultiTool.exe was found to be: Known bad.

Malicious Activity Summary

pyinstaller pysilon

Detect Pysilon

Pysilon family

Detects Pyinstaller

Unsigned PE

Enumerates physical storage devices

Modifies registry class

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-13 11:57

Signatures

Detect Pysilon

Description Indicator Process Target
N/A N/A N/A N/A

Pysilon family

pysilon

Detects Pyinstaller

pyinstaller
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-13 11:57

Reported

2024-12-13 13:28

Platform

win11-20241007-en

Max time kernel

442s

Max time network

458s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\source_prepared.pyc

Signatures

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1537126222-899333903-2037027349-1000_Classes\Local Settings C:\Windows\system32\cmd.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1537126222-899333903-2037027349-1000_Classes\Local Settings C:\Windows\system32\OpenWith.exe N/A

Suspicious use of SetWindowsHookEx

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

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\source_prepared.pyc

C:\Windows\system32\OpenWith.exe

C:\Windows\system32\OpenWith.exe -Embedding

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 95.221.229.192.in-addr.arpa udp

Files

N/A