Malware Analysis Report

2024-08-06 16:16

Sample ID 240702-h7v71ssbjd
Target Chaos Ransomware Builderv4.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 Chaos Ransomware Builderv4.exe was found to be: Known bad.

Malicious Activity Summary

chaos ransomware

Chaos

Chaos Ransomware

Chaos family

Unsigned PE

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-02 07:23

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 07:23

Reported

2024-07-02 07:25

Platform

win7-20240611-en

Max time kernel

117s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Chaos Ransomware Builderv4.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\Chaos Ransomware Builderv4.exe

"C:\Users\Admin\AppData\Local\Temp\Chaos Ransomware Builderv4.exe"

Network

N/A

Files

memory/2436-0-0x000007FEF5453000-0x000007FEF5454000-memory.dmp

memory/2436-1-0x0000000000E80000-0x0000000000F0E000-memory.dmp

memory/2436-2-0x000007FEF5450000-0x000007FEF5E3C000-memory.dmp

memory/2436-3-0x000007FEF5450000-0x000007FEF5E3C000-memory.dmp

memory/2436-4-0x000007FEF5453000-0x000007FEF5454000-memory.dmp

memory/2436-5-0x000007FEF5450000-0x000007FEF5E3C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-02 07:23

Reported

2024-07-02 07:24

Platform

win10v2004-20240226-en

Max time kernel

80s

Max time network

82s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Chaos Ransomware Builderv4.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\Chaos Ransomware Builderv4.exe

"C:\Users\Admin\AppData\Local\Temp\Chaos Ransomware Builderv4.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3464 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
GB 96.16.110.114:80 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 76.234.34.23.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 13.107.253.64:443 tcp
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 57.15.31.184.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 216.58.213.10:443 chromewebstore.googleapis.com tcp
GB 216.58.213.10:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 pki.goog udp
US 8.8.8.8:53 pki.goog udp
US 216.239.32.29:80 pki.goog tcp
US 8.8.8.8:53 i.pki.goog udp
US 8.8.8.8:53 i.pki.goog udp
GB 172.217.169.67:80 i.pki.goog tcp
US 8.8.8.8:53 10.213.58.216.in-addr.arpa udp
US 8.8.8.8:53 29.32.239.216.in-addr.arpa udp
US 8.8.8.8:53 67.169.217.172.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp

Files

memory/4820-0-0x00007FFCE8BB3000-0x00007FFCE8BB5000-memory.dmp

memory/4820-1-0x00000000001B0000-0x000000000023E000-memory.dmp

memory/4820-2-0x00007FFCE8BB0000-0x00007FFCE9671000-memory.dmp

memory/4820-3-0x00007FFCE8BB0000-0x00007FFCE9671000-memory.dmp

memory/4820-4-0x00007FFCE8BB0000-0x00007FFCE9671000-memory.dmp

memory/4820-5-0x00007FFCE8BB3000-0x00007FFCE8BB5000-memory.dmp

memory/4820-6-0x00007FFCE8BB0000-0x00007FFCE9671000-memory.dmp