Malware Analysis Report

2025-01-22 13:51

Sample ID 240824-3pnqfawepd
Target bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118
SHA256 edf06c5e963ca0cf079ce038a1f41e2aa2465ab28b96cb85ee7052d26d3f6f40
Tags
hacked njrat discovery evasion persistence privilege_escalation
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

edf06c5e963ca0cf079ce038a1f41e2aa2465ab28b96cb85ee7052d26d3f6f40

Threat Level: Known bad

The file bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

hacked njrat discovery evasion persistence privilege_escalation

Njrat family

Modifies Windows Firewall

Legitimate hosting services abused for malware hosting/C2

Drops autorun.inf file

Event Triggered Execution: Netsh Helper DLL

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-24 23:41

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-24 23:41

Reported

2024-08-24 23:44

Platform

win7-20240704-en

Max time kernel

150s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe"

Signatures

Modifies Windows Firewall

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\netsh.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A 0.tcp.ngrok.io N/A N/A
N/A 0.tcp.ngrok.io N/A N/A
N/A 0.tcp.ngrok.io N/A N/A

Event Triggered Execution: Netsh Helper DLL

persistence privilege_escalation
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh C:\Windows\SysWOW64\netsh.exe N/A
Key queried \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh C:\Windows\SysWOW64\netsh.exe N/A
Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh C:\Windows\SysWOW64\netsh.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\netsh.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe" "bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 0.tcp.ngrok.io udp
US 3.17.7.232:1604 0.tcp.ngrok.io tcp
US 3.17.7.232:1604 0.tcp.ngrok.io tcp
US 3.17.7.232:1604 0.tcp.ngrok.io tcp
US 8.8.8.8:53 0.tcp.ngrok.io udp
US 3.134.39.220:1604 0.tcp.ngrok.io tcp
US 3.134.39.220:1604 0.tcp.ngrok.io tcp
US 3.134.39.220:1604 0.tcp.ngrok.io tcp
US 8.8.8.8:53 0.tcp.ngrok.io udp
US 3.13.191.225:1604 0.tcp.ngrok.io tcp

Files

memory/2612-0-0x0000000074011000-0x0000000074012000-memory.dmp

memory/2612-1-0x0000000074010000-0x00000000745BB000-memory.dmp

memory/2612-2-0x0000000074010000-0x00000000745BB000-memory.dmp

memory/2612-11-0x0000000074010000-0x00000000745BB000-memory.dmp

memory/2612-12-0x0000000074010000-0x00000000745BB000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-24 23:41

Reported

2024-08-24 23:44

Platform

win10v2004-20240802-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe"

Signatures

Modifies Windows Firewall

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\netsh.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A 0.tcp.ngrok.io N/A N/A
N/A 0.tcp.ngrok.io N/A N/A
N/A 0.tcp.ngrok.io N/A N/A

Event Triggered Execution: Netsh Helper DLL

persistence privilege_escalation
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh C:\Windows\SysWOW64\netsh.exe N/A
Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh C:\Windows\SysWOW64\netsh.exe N/A
Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh C:\Windows\SysWOW64\netsh.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\netsh.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe" "bfad59e0511b7ac6fee163f6b98e6e11_JaffaCakes118.exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 0.tcp.ngrok.io udp
US 3.17.7.232:1604 0.tcp.ngrok.io tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 3.17.7.232:1604 0.tcp.ngrok.io tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 3.17.7.232:1604 0.tcp.ngrok.io tcp
US 8.8.8.8:53 0.tcp.ngrok.io udp
US 3.17.7.232:1604 0.tcp.ngrok.io tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 3.17.7.232:1604 0.tcp.ngrok.io tcp
US 8.8.8.8:53 0.tcp.ngrok.io udp
US 3.22.30.40:1604 0.tcp.ngrok.io tcp
US 3.22.30.40:1604 0.tcp.ngrok.io tcp
US 8.8.8.8:53 udp

Files

memory/4060-0-0x00000000754B2000-0x00000000754B3000-memory.dmp

memory/4060-2-0x00000000754B0000-0x0000000075A61000-memory.dmp

memory/4060-1-0x00000000754B0000-0x0000000075A61000-memory.dmp

memory/4060-11-0x00000000754B2000-0x00000000754B3000-memory.dmp

memory/4060-12-0x00000000754B0000-0x0000000075A61000-memory.dmp

memory/4060-13-0x00000000754B0000-0x0000000075A61000-memory.dmp