Malware Analysis Report

2025-03-15 06:24

Sample ID 240930-asggbascle
Target ff934f661ccfc4b42a7ff923552f39ae_JaffaCakes118
SHA256 06042fb2e2cfd5dedfb3f2be4a12d316a2cdace1afacf669375957e1ca4fa996
Tags
njrat hacked 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

06042fb2e2cfd5dedfb3f2be4a12d316a2cdace1afacf669375957e1ca4fa996

Threat Level: Known bad

The file ff934f661ccfc4b42a7ff923552f39ae_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

njrat hacked discovery evasion persistence privilege_escalation trojan

njRAT/Bladabindi

Modifies Windows Firewall

Checks computer location settings

Loads dropped DLL

Executes dropped EXE

Drops startup file

Adds Run key to start application

System Location Discovery: System Language Discovery

Unsigned PE

Event Triggered Execution: Netsh Helper DLL

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-30 00:28

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-30 00:28

Reported

2024-09-30 00:30

Platform

win7-20240903-en

Max time kernel

149s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fsaaopaa.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

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\43ff622bd8ca58a32c991fc1ae88370d.exe C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\43ff622bd8ca58a32c991fc1ae88370d.exe C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A

Loads dropped DLL

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\43ff622bd8ca58a32c991fc1ae88370d = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\[Cool][Name][Facebook].exe\" .." C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\43ff622bd8ca58a32c991fc1ae88370d = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\[Cool][Name][Facebook].exe\" .." C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].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\fsaaopaa.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\netsh.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A

Processes

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

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

C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe

"C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe" "[Cool][Name][Facebook].exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp

Files

memory/1680-0-0x0000000074DEE000-0x0000000074DEF000-memory.dmp

memory/1680-1-0x0000000000EF0000-0x0000000000F30000-memory.dmp

memory/1680-2-0x0000000000450000-0x000000000045E000-memory.dmp

memory/1680-3-0x0000000074DE0000-0x00000000754CE000-memory.dmp

\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe

MD5 b7f58f62502a5155ac07a646870581df
SHA1 a35f597849a966bbcec1f56c1aef1fa8e3482042
SHA256 b75c6dd35858b8ff2b92e8c3a0f78e81187a4d2f32a13983b80cf83a714a9d9a
SHA512 34b928d4aafd3bf459ac927128b5f50468fe234dd7a3dc2be55b72f4b30f8f9ae327bc35901541043418e8d492805c781c3cb64e3391a5a5bcd19c86de58a836

memory/1280-12-0x0000000000990000-0x00000000009D0000-memory.dmp

memory/1680-11-0x0000000074DE0000-0x00000000754CE000-memory.dmp

memory/1280-13-0x0000000074DE0000-0x00000000754CE000-memory.dmp

memory/1280-14-0x0000000074DE0000-0x00000000754CE000-memory.dmp

memory/1280-16-0x0000000074DE0000-0x00000000754CE000-memory.dmp

memory/1280-17-0x0000000074DE0000-0x00000000754CE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-30 00:28

Reported

2024-09-30 00:30

Platform

win10v2004-20240802-en

Max time kernel

150s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fsaaopaa.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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\fsaaopaa.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\43ff622bd8ca58a32c991fc1ae88370d.exe C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\43ff622bd8ca58a32c991fc1ae88370d.exe C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\43ff622bd8ca58a32c991fc1ae88370d = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\[Cool][Name][Facebook].exe\" .." C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\43ff622bd8ca58a32c991fc1ae88370d = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\[Cool][Name][Facebook].exe\" .." C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].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\fsaaopaa.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\netsh.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe N/A

Processes

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

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

C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe

"C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe" "[Cool][Name][Facebook].exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
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
US 8.8.8.8:53 5.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 52.111.229.48:443 tcp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp
US 8.8.8.8:53 fkfgjfgfgg234.no-ip.biz udp

Files

memory/3988-0-0x000000007523E000-0x000000007523F000-memory.dmp

memory/3988-1-0x0000000000AB0000-0x0000000000AF0000-memory.dmp

memory/3988-2-0x00000000054E0000-0x000000000557C000-memory.dmp

memory/3988-3-0x00000000015A0000-0x00000000015AE000-memory.dmp

memory/3988-4-0x0000000075230000-0x00000000759E0000-memory.dmp

memory/3988-5-0x0000000005C30000-0x00000000061D4000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\[Cool][Name][Facebook].exe

MD5 b7f58f62502a5155ac07a646870581df
SHA1 a35f597849a966bbcec1f56c1aef1fa8e3482042
SHA256 b75c6dd35858b8ff2b92e8c3a0f78e81187a4d2f32a13983b80cf83a714a9d9a
SHA512 34b928d4aafd3bf459ac927128b5f50468fe234dd7a3dc2be55b72f4b30f8f9ae327bc35901541043418e8d492805c781c3cb64e3391a5a5bcd19c86de58a836

memory/4672-18-0x0000000075230000-0x00000000759E0000-memory.dmp

memory/3988-19-0x0000000075230000-0x00000000759E0000-memory.dmp

memory/4672-20-0x0000000075230000-0x00000000759E0000-memory.dmp

memory/4672-22-0x0000000005430000-0x00000000054C2000-memory.dmp

memory/4672-23-0x00000000053F0000-0x00000000053FA000-memory.dmp

memory/4672-24-0x0000000075230000-0x00000000759E0000-memory.dmp

memory/4672-25-0x0000000075230000-0x00000000759E0000-memory.dmp

memory/4672-26-0x0000000075230000-0x00000000759E0000-memory.dmp

memory/4672-27-0x0000000075230000-0x00000000759E0000-memory.dmp