Malware Analysis Report

2025-01-22 14:30

Sample ID 240623-qshx5ssclc
Target 0645bba8d8e944ed7d856f92980b2d16_JaffaCakes118
SHA256 b9bc4e69648c71e2c5ba7eb39d82695315fcfccff6a49d5ae78f002039bf7025
Tags
gh0strat persistence
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

b9bc4e69648c71e2c5ba7eb39d82695315fcfccff6a49d5ae78f002039bf7025

Threat Level: Known bad

The file 0645bba8d8e944ed7d856f92980b2d16_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

gh0strat persistence

Gh0st RAT payload

Gh0strat family

Boot or Logon Autostart Execution: Active Setup

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-23 13:31

Signatures

Gh0st RAT payload

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

Gh0strat family

gh0strat

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-23 13:31

Reported

2024-06-23 13:33

Platform

win10v2004-20240226-en

Max time kernel

142s

Max time network

150s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\0645bba8d8e944ed7d856f92980b2d16_JaffaCakes118.dll,#1

Signatures

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2252 wrote to memory of 1592 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2252 wrote to memory of 1592 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2252 wrote to memory of 1592 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\0645bba8d8e944ed7d856f92980b2d16_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\0645bba8d8e944ed7d856f92980b2d16_JaffaCakes118.dll,#1

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=4116 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
GB 142.250.187.234:443 tcp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.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 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 2.36.159.162.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 18.24.18.2.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 16.173.189.20.in-addr.arpa udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-23 13:31

Reported

2024-06-23 13:33

Platform

win7-20240220-en

Max time kernel

121s

Max time network

122s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\0645bba8d8e944ed7d856f92980b2d16_JaffaCakes118.dll,#1

Signatures

Boot or Logon Autostart Execution: Active Setup

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{mgztvjsn-23k8-ugto-0u0u-rak966ycqcyp} C:\Windows\SysWOW64\rundll32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{mgztvjsn-23k8-ugto-0u0u-rak966ycqcyp}\ = "ϵͳÉèÖÃ" C:\Windows\SysWOW64\rundll32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{mgztvjsn-23k8-ugto-0u0u-rak966ycqcyp}\stubpath = "þÿÿÿX" C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2360 wrote to memory of 3036 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2360 wrote to memory of 3036 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2360 wrote to memory of 3036 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2360 wrote to memory of 3036 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2360 wrote to memory of 3036 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2360 wrote to memory of 3036 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2360 wrote to memory of 3036 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\0645bba8d8e944ed7d856f92980b2d16_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\0645bba8d8e944ed7d856f92980b2d16_JaffaCakes118.dll,#1

Network

N/A

Files

N/A