Malware Analysis Report

2025-06-16 06:23

Sample ID 230910-r9cccshh44
Target 2023-08-24_723d66a4b445d3878ea62a72e49d03ee_destroyer_wannacry_JC.exe
SHA256 b0ce82250d7bd240d4085a673d39ea6d8742ea1c283dc1028e26f2f89a2fa709
Tags
chaos ransomware
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

b0ce82250d7bd240d4085a673d39ea6d8742ea1c283dc1028e26f2f89a2fa709

Threat Level: Known bad

The file 2023-08-24_723d66a4b445d3878ea62a72e49d03ee_destroyer_wannacry_JC.exe was found to be: Known bad.

Malicious Activity Summary

chaos ransomware

Chaos Ransomware

Chaos family

Chaos

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-09-10 14:53

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

2023-09-10 14:53

Reported

2023-09-10 14:55

Platform

win7-20230831-en

Max time kernel

118s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2023-08-24_723d66a4b445d3878ea62a72e49d03ee_destroyer_wannacry_JC.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2023-08-24_723d66a4b445d3878ea62a72e49d03ee_destroyer_wannacry_JC.exe

"C:\Users\Admin\AppData\Local\Temp\2023-08-24_723d66a4b445d3878ea62a72e49d03ee_destroyer_wannacry_JC.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2124 -s 476

Network

N/A

Files

memory/2124-0-0x0000000001220000-0x000000000122C000-memory.dmp

memory/2124-1-0x000007FEF5530000-0x000007FEF5F1C000-memory.dmp

memory/2124-2-0x000007FEF5530000-0x000007FEF5F1C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-09-10 14:53

Reported

2023-09-10 14:55

Platform

win10v2004-20230831-en

Max time kernel

142s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2023-08-24_723d66a4b445d3878ea62a72e49d03ee_destroyer_wannacry_JC.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\2023-08-24_723d66a4b445d3878ea62a72e49d03ee_destroyer_wannacry_JC.exe

"C:\Users\Admin\AppData\Local\Temp\2023-08-24_723d66a4b445d3878ea62a72e49d03ee_destroyer_wannacry_JC.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -pss -s 408 -p 2304 -ip 2304

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2304 -s 700

Network

Country Destination Domain Proto
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.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 1.202.248.87.in-addr.arpa udp
US 8.8.8.8:53 8.173.189.20.in-addr.arpa udp

Files

memory/2304-0-0x0000000000170000-0x000000000017C000-memory.dmp

memory/2304-1-0x00007FF8E97C0000-0x00007FF8EA281000-memory.dmp

memory/2304-2-0x00007FF8E97C0000-0x00007FF8EA281000-memory.dmp