Malware Analysis Report

2025-06-15 20:34

Sample ID 240509-b851aabg8w
Target 2024-05-09_b8a023a83600b5afc126400827a68aae_ryuk
SHA256 be0f11941d2869c0cadc02a38fb5f5e281215a3b40e01518500a002f9ef5d40a
Tags
pyinstaller
score
3/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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
3/10

SHA256

be0f11941d2869c0cadc02a38fb5f5e281215a3b40e01518500a002f9ef5d40a

Threat Level: Likely benign

The file 2024-05-09_b8a023a83600b5afc126400827a68aae_ryuk was found to be: Likely benign.

Malicious Activity Summary

pyinstaller

Detects Pyinstaller

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-09 01:49

Signatures

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

2024-05-09 01:49

Reported

2024-05-09 01:52

Platform

win7-20240220-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-09_b8a023a83600b5afc126400827a68aae_ryuk.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-09_b8a023a83600b5afc126400827a68aae_ryuk.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-09_b8a023a83600b5afc126400827a68aae_ryuk.exe"

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-09 01:49

Reported

2024-05-09 01:52

Platform

win10v2004-20240426-en

Max time kernel

140s

Max time network

109s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-09_b8a023a83600b5afc126400827a68aae_ryuk.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-09_b8a023a83600b5afc126400827a68aae_ryuk.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-09_b8a023a83600b5afc126400827a68aae_ryuk.exe"

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 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp

Files

N/A