Malware Analysis Report

2024-12-07 21:35

Sample ID 240716-1vdfjsvdpd
Target 50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118
SHA256 f52f4935da34453ba53515f9ba5a4319db809bd78738c428ec77b5e022eebb5f
Tags
xtremerat persistence rat spyware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

f52f4935da34453ba53515f9ba5a4319db809bd78738c428ec77b5e022eebb5f

Threat Level: Known bad

The file 50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

xtremerat persistence rat spyware

Detect XtremeRAT payload

XtremeRAT

Boot or Logon Autostart Execution: Active Setup

Adds Run key to start application

Suspicious use of SetThreadContext

Drops file in Windows directory

Unsigned PE

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-16 21:57

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-16 21:57

Reported

2024-07-16 22:00

Platform

win7-20240704-en

Max time kernel

146s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe"

Signatures

Detect XtremeRAT payload

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

XtremeRAT

persistence spyware rat xtremerat

Boot or Logon Autostart Execution: Active Setup

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{412Y7WL6-02XI-4H63-NPMG-565156ASWMGS} C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{412Y7WL6-02XI-4H63-NPMG-565156ASWMGS}\StubPath = "C:\\Windows\\InstallDir\\Server.exe restart" C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\InstallDir\\Server.exe" C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\Server.exe" C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\InstallDir\Server.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe N/A
File opened for modification C:\Windows\InstallDir\Server.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe N/A
N/A N/A C:\Windows\SysWOW64\notepad.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2700 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 2700 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 2700 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 2700 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 2700 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 2700 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 2700 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 2700 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 2700 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 2868 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Windows\SysWOW64\notepad.exe
PID 2868 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Windows\SysWOW64\notepad.exe
PID 2868 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Windows\SysWOW64\notepad.exe
PID 2868 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Windows\SysWOW64\notepad.exe
PID 2868 wrote to memory of 2728 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Windows\SysWOW64\notepad.exe

Processes

C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe"

C:\Windows\SysWOW64\notepad.exe

notepad.exe

Network

Country Destination Domain Proto
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp

Files

memory/2868-5-0x0000000000C80000-0x0000000000C95000-memory.dmp

memory/2868-6-0x0000000000C80000-0x0000000000C95000-memory.dmp

memory/2868-4-0x0000000000C80000-0x0000000000C95000-memory.dmp

memory/2868-2-0x0000000000C80000-0x0000000000C95000-memory.dmp

memory/2728-12-0x0000000000C80000-0x0000000000C95000-memory.dmp

memory/2728-10-0x0000000000C80000-0x0000000000C95000-memory.dmp

memory/2868-13-0x0000000000C80000-0x0000000000C95000-memory.dmp

memory/2728-15-0x0000000000C80000-0x0000000000C95000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-16 21:57

Reported

2024-07-16 22:00

Platform

win10v2004-20240709-en

Max time kernel

146s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe"

Signatures

Detect XtremeRAT payload

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

XtremeRAT

persistence spyware rat xtremerat

Boot or Logon Autostart Execution: Active Setup

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{412Y7WL6-02XI-4H63-NPMG-565156ASWMGS} C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{412Y7WL6-02XI-4H63-NPMG-565156ASWMGS}\StubPath = "C:\\Windows\\InstallDir\\Server.exe restart" C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\InstallDir\\Server.exe" C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\InstallDir\\Server.exe" C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\InstallDir\Server.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe N/A
File created C:\Windows\InstallDir\Server.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe N/A
N/A N/A C:\Windows\SysWOW64\notepad.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3536 wrote to memory of 336 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 3536 wrote to memory of 336 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 3536 wrote to memory of 336 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 3536 wrote to memory of 336 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 3536 wrote to memory of 336 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 3536 wrote to memory of 336 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 3536 wrote to memory of 336 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 3536 wrote to memory of 336 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe
PID 336 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Windows\SysWOW64\notepad.exe
PID 336 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Windows\SysWOW64\notepad.exe
PID 336 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Windows\SysWOW64\notepad.exe
PID 336 wrote to memory of 2196 N/A C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe C:\Windows\SysWOW64\notepad.exe

Processes

C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\50360644b896ef4c6a742b9a411cb0f5_JaffaCakes118.exe"

C:\Windows\SysWOW64\notepad.exe

notepad.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
N/A 127.0.0.1:81 tcp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp
N/A 127.0.0.1:81 tcp

Files

memory/336-2-0x0000000000C80000-0x0000000000C95000-memory.dmp

memory/336-4-0x0000000000C80000-0x0000000000C95000-memory.dmp

memory/336-5-0x0000000000C80000-0x0000000000C95000-memory.dmp

memory/336-6-0x0000000000C80000-0x0000000000C95000-memory.dmp

memory/2196-10-0x0000000000C80000-0x0000000000C95000-memory.dmp

memory/336-11-0x0000000000C80000-0x0000000000C95000-memory.dmp

memory/2196-13-0x0000000000C80000-0x0000000000C95000-memory.dmp