Malware Analysis Report

2024-10-24 18:08

Sample ID 220503-q1tdvagbf9
Target 7bf3b949f6c3d2dc15ad94b1c17f043a7526066f8e6a8db8e37b10c135e9fc54
SHA256 7bf3b949f6c3d2dc15ad94b1c17f043a7526066f8e6a8db8e37b10c135e9fc54
Tags
jupyter
score
10/10

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
10/10

SHA256

7bf3b949f6c3d2dc15ad94b1c17f043a7526066f8e6a8db8e37b10c135e9fc54

Threat Level: Known bad

The file 7bf3b949f6c3d2dc15ad94b1c17f043a7526066f8e6a8db8e37b10c135e9fc54 was found to be: Known bad.

Malicious Activity Summary

jupyter

Jupyter family

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-05-03 13:44

Signatures

Jupyter family

jupyter

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-03 13:44

Reported

2022-05-03 13:47

Platform

win7-20220414-en

Max time kernel

40s

Max time network

45s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7bf3b949f6c3d2dc15ad94b1c17f043a7526066f8e6a8db8e37b10c135e9fc54.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1672 wrote to memory of 1892 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1892 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1892 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1892 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1892 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1892 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1672 wrote to memory of 1892 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7bf3b949f6c3d2dc15ad94b1c17f043a7526066f8e6a8db8e37b10c135e9fc54.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7bf3b949f6c3d2dc15ad94b1c17f043a7526066f8e6a8db8e37b10c135e9fc54.dll,#1

Network

N/A

Files

memory/1892-54-0x0000000000000000-mapping.dmp

memory/1892-55-0x0000000075AE1000-0x0000000075AE3000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-03 13:44

Reported

2022-05-03 13:48

Platform

win10v2004-20220414-en

Max time kernel

180s

Max time network

186s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7bf3b949f6c3d2dc15ad94b1c17f043a7526066f8e6a8db8e37b10c135e9fc54.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\7bf3b949f6c3d2dc15ad94b1c17f043a7526066f8e6a8db8e37b10c135e9fc54.dll,#1

Network

Country Destination Domain Proto
US 93.184.221.240:80 tcp
NL 20.190.160.132:443 tcp
US 52.152.108.96:443 tcp
IE 20.50.80.210:443 tcp
NL 20.190.160.132:443 tcp
NL 20.190.160.132:443 tcp
NL 20.190.160.4:443 tcp
US 8.8.8.8:53 15.89.54.20.in-addr.arpa udp
NL 20.190.160.4:443 tcp
NL 20.190.160.4:443 tcp
US 93.184.220.29:80 tcp
US 204.79.197.203:80 tcp
NL 20.190.160.8:443 tcp
US 8.8.8.8:53 2.8.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.4.0.c.0.0.3.0.1.3.0.6.2.ip6.arpa udp
NL 20.190.160.8:443 tcp
NL 20.190.160.8:443 tcp
NL 20.190.160.8:443 tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
NL 20.190.160.134:443 tcp
NL 20.190.160.134:443 tcp
NL 20.190.160.134:443 tcp
NL 20.190.160.134:443 tcp
NL 20.190.160.2:443 tcp
NL 20.190.160.2:443 tcp
NL 20.190.160.2:443 tcp
NL 20.190.160.2:443 tcp
NL 20.190.160.2:443 tcp
NL 20.190.160.2:443 tcp
NL 20.190.160.2:443 tcp
NL 20.190.160.2:443 tcp
NL 20.190.160.6:443 tcp
NL 20.190.160.6:443 tcp
NL 20.190.160.6:443 tcp
NL 20.190.160.6:443 tcp
NL 20.190.160.6:443 tcp
NL 20.190.160.6:443 tcp
NL 20.190.160.6:443 tcp
NL 20.190.160.6:443 tcp
NL 20.190.160.129:443 tcp
NL 20.190.160.129:443 tcp
NL 20.190.160.129:443 tcp
NL 20.190.160.129:443 tcp
NL 20.190.160.129:443 tcp
NL 20.190.160.129:443 tcp

Files

N/A