Malware Analysis Report

2024-08-06 16:15

Sample ID 240702-jyyr8atcle
Target ChaosRansomwareBuilderv4.exe
SHA256 3246be7f25f8f4cd9ade8f0a8faf12847df126eecf65d7e8012f35ab45e73a40
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

3246be7f25f8f4cd9ade8f0a8faf12847df126eecf65d7e8012f35ab45e73a40

Threat Level: Known bad

The file ChaosRansomwareBuilderv4.exe was found to be: Known bad.

Malicious Activity Summary

chaos ransomware

Chaos Ransomware

Chaos family

Chaos

Unsigned PE

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-02 08:05

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

2024-07-02 08:05

Reported

2024-07-02 08:07

Platform

win7-20240611-en

Max time kernel

118s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ChaosRansomwareBuilderv4.exe"

Signatures

Chaos

ransomware chaos

Chaos Ransomware

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

Processes

C:\Users\Admin\AppData\Local\Temp\ChaosRansomwareBuilderv4.exe

"C:\Users\Admin\AppData\Local\Temp\ChaosRansomwareBuilderv4.exe"

Network

N/A

Files

memory/2184-0-0x000007FEF5973000-0x000007FEF5974000-memory.dmp

memory/2184-1-0x0000000000B60000-0x0000000000BEE000-memory.dmp

memory/2184-2-0x000007FEF5970000-0x000007FEF635C000-memory.dmp

memory/2184-3-0x000007FEF5970000-0x000007FEF635C000-memory.dmp

memory/2184-4-0x000007FEF5973000-0x000007FEF5974000-memory.dmp

memory/2184-5-0x000007FEF5970000-0x000007FEF635C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-02 08:05

Reported

2024-07-02 08:07

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ChaosRansomwareBuilderv4.exe"

Signatures

Chaos

ransomware chaos

Chaos Ransomware

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

Processes

C:\Users\Admin\AppData\Local\Temp\ChaosRansomwareBuilderv4.exe

"C:\Users\Admin\AppData\Local\Temp\ChaosRansomwareBuilderv4.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 35.15.31.184.in-addr.arpa udp
US 8.8.8.8:53 35.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 99.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 92.16.208.104.in-addr.arpa udp

Files

memory/4736-0-0x00007FFF67033000-0x00007FFF67035000-memory.dmp

memory/4736-1-0x0000000000040000-0x00000000000CE000-memory.dmp

memory/4736-2-0x00007FFF67030000-0x00007FFF67AF1000-memory.dmp

memory/4736-3-0x00007FFF67030000-0x00007FFF67AF1000-memory.dmp

memory/4736-4-0x00007FFF67030000-0x00007FFF67AF1000-memory.dmp