Malware Analysis Report

2024-08-06 16:04

Sample ID 240502-sm18msdf55
Target Ransomware-Builder-main_2.zip
SHA256 4b19ad3ef396d68d4ad5457be25ca636d22e1bd848d3e4a5211b71da58f016b6
Tags
chaos ransomware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

4b19ad3ef396d68d4ad5457be25ca636d22e1bd848d3e4a5211b71da58f016b6

Threat Level: Known bad

The file Ransomware-Builder-main_2.zip was found to be: Known bad.

Malicious Activity Summary

chaos ransomware

Chaos

Chaos Ransomware

Chaos family

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-02 15:15

Signatures

Chaos Ransomware

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

Chaos family

chaos

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-02 15:15

Reported

2024-05-02 15:46

Platform

win11-20240419-en

Max time kernel

1745s

Max time network

1756s

Command Line

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main_2.zip

Signatures

N/A

Processes

C:\Windows\Explorer.exe

C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main_2.zip

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-02 15:15

Reported

2024-05-02 15:46

Platform

win11-20240426-en

Max time kernel

1744s

Max time network

1753s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe"

Signatures

Chaos

ransomware chaos

Chaos Ransomware

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe

"C:\Users\Admin\AppData\Local\Temp\Ransomware-Builder-main\Chaos Ransomware Builder v4.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

memory/692-0-0x00007FFE8C563000-0x00007FFE8C565000-memory.dmp

memory/692-1-0x00000000006D0000-0x000000000075E000-memory.dmp

memory/692-2-0x00007FFE8C560000-0x00007FFE8D022000-memory.dmp

memory/692-3-0x00007FFE8C560000-0x00007FFE8D022000-memory.dmp

memory/692-4-0x00007FFE8C560000-0x00007FFE8D022000-memory.dmp

memory/692-5-0x00007FFE8C560000-0x00007FFE8D022000-memory.dmp