Malware Analysis Report

2025-03-15 06:22

Sample ID 241008-yjfenazbpk
Target 248142aea460cc39937a45ddd2873c3a_JaffaCakes118
SHA256 3917248c65c30739e04d5a6141bdd0140b30852a2680698e083be03904c0341a
Tags
hacked njrat discovery evasion persistence privilege_escalation trojan
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

3917248c65c30739e04d5a6141bdd0140b30852a2680698e083be03904c0341a

Threat Level: Known bad

The file 248142aea460cc39937a45ddd2873c3a_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

hacked njrat discovery evasion persistence privilege_escalation trojan

Njrat family

njRAT/Bladabindi

Modifies Windows Firewall

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Event Triggered Execution: Netsh Helper DLL

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-08 19:48

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-08 19:48

Reported

2024-10-09 00:46

Platform

win7-20240903-en

Max time kernel

147s

Max time network

139s

Command Line

"C:\Users\Admin\AppData\Local\Temp\248142aea460cc39937a45ddd2873c3a_JaffaCakes118.exe"

Signatures

njRAT/Bladabindi

trojan njrat

Modifies Windows Firewall

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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A

Enumerates physical storage devices

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\248142aea460cc39937a45ddd2873c3a_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\injector1.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\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\248142aea460cc39937a45ddd2873c3a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\248142aea460cc39937a45ddd2873c3a_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\injector1.exe

"C:\Users\Admin\AppData\Local\Temp\injector1.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\injector1.exe" "injector1.exe" ENABLE

Network

Country Destination Domain Proto
N/A 192.168.0.104:25565 tcp
N/A 192.168.0.104:25565 tcp
N/A 192.168.0.104:25565 tcp
N/A 192.168.0.104:25565 tcp
N/A 192.168.0.104:25565 tcp
N/A 192.168.0.104:25565 tcp

Files

memory/2636-0-0x0000000074561000-0x0000000074562000-memory.dmp

memory/2636-1-0x0000000074560000-0x0000000074B0B000-memory.dmp

memory/2636-2-0x0000000074560000-0x0000000074B0B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\injector1.exe

MD5 248142aea460cc39937a45ddd2873c3a
SHA1 00d92a85c938e3449b7c8463c9b8465a0124498b
SHA256 3917248c65c30739e04d5a6141bdd0140b30852a2680698e083be03904c0341a
SHA512 c8ca79d6958fa694fb4c460b690a39e47ce9cce879502922d5bb825fcd7d47558b5d1ca6535c42ea81a8ed3e03b04a271594b5f2cade302c09ff3b67d86ea553

memory/2636-13-0x0000000074560000-0x0000000074B0B000-memory.dmp

memory/2764-14-0x0000000074560000-0x0000000074B0B000-memory.dmp

memory/2764-15-0x0000000074560000-0x0000000074B0B000-memory.dmp

memory/2764-16-0x0000000074560000-0x0000000074B0B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-08 19:48

Reported

2024-10-09 00:44

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\248142aea460cc39937a45ddd2873c3a_JaffaCakes118.exe"

Signatures

Modifies Windows Firewall

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\248142aea460cc39937a45ddd2873c3a_JaffaCakes118.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A

Enumerates physical storage devices

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\248142aea460cc39937a45ddd2873c3a_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\injector1.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\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\injector1.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\248142aea460cc39937a45ddd2873c3a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\248142aea460cc39937a45ddd2873c3a_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\injector1.exe

"C:\Users\Admin\AppData\Local\Temp\injector1.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\injector1.exe" "injector1.exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
N/A 192.168.0.104:25565 tcp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 139.190.18.2.in-addr.arpa udp
N/A 192.168.0.104:25565 tcp
N/A 192.168.0.104:25565 tcp
N/A 192.168.0.104:25565 tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
N/A 192.168.0.104:25565 tcp
N/A 192.168.0.104:25565 tcp

Files

memory/3216-0-0x0000000074EC2000-0x0000000074EC3000-memory.dmp

memory/3216-1-0x0000000074EC0000-0x0000000075471000-memory.dmp

memory/3216-2-0x0000000074EC0000-0x0000000075471000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\injector1.exe

MD5 248142aea460cc39937a45ddd2873c3a
SHA1 00d92a85c938e3449b7c8463c9b8465a0124498b
SHA256 3917248c65c30739e04d5a6141bdd0140b30852a2680698e083be03904c0341a
SHA512 c8ca79d6958fa694fb4c460b690a39e47ce9cce879502922d5bb825fcd7d47558b5d1ca6535c42ea81a8ed3e03b04a271594b5f2cade302c09ff3b67d86ea553

memory/3216-12-0x0000000074EC0000-0x0000000075471000-memory.dmp

memory/2104-14-0x0000000074EC0000-0x0000000075471000-memory.dmp

memory/2104-13-0x0000000074EC0000-0x0000000075471000-memory.dmp

memory/2104-15-0x0000000074EC0000-0x0000000075471000-memory.dmp

memory/2104-16-0x0000000074EC0000-0x0000000075471000-memory.dmp

memory/2104-17-0x0000000074EC0000-0x0000000075471000-memory.dmp

memory/2104-18-0x0000000074EC0000-0x0000000075471000-memory.dmp