Malware Analysis Report

2025-01-22 13:51

Sample ID 240906-l6tjkszglp
Target 310ccab5ca032fec6cff5106f9ddde10N.exe
SHA256 5416aa70c4266acf4207ce0abffd5a2a56b1f86d5310a7a00b90959ab888fea5
Tags
njrat discovery evasion persistence privilege_escalation trojan hacked
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

5416aa70c4266acf4207ce0abffd5a2a56b1f86d5310a7a00b90959ab888fea5

Threat Level: Known bad

The file 310ccab5ca032fec6cff5106f9ddde10N.exe was found to be: Known bad.

Malicious Activity Summary

njrat discovery evasion persistence privilege_escalation trojan hacked

njRAT/Bladabindi

Njrat family

Modifies Windows Firewall

Adds Run key to start application

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

2024-09-06 10:09

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-06 10:09

Reported

2024-09-06 10:11

Platform

win10v2004-20240802-en

Max time kernel

119s

Max time network

103s

Command Line

"C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9b680686af0752fa5ec38973627111d7 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\310ccab5ca032fec6cff5106f9ddde10N.exe\" .." C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\9b680686af0752fa5ec38973627111d7 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\310ccab5ca032fec6cff5106f9ddde10N.exe\" .." C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe 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\310ccab5ca032fec6cff5106f9ddde10N.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\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe

"C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe" "310ccab5ca032fec6cff5106f9ddde10N.exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
N/A 127.0.0.1:5552 tcp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
N/A 127.0.0.1:5552 tcp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
NL 52.111.243.29:443 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp

Files

memory/2228-0-0x00000000748C2000-0x00000000748C3000-memory.dmp

memory/2228-1-0x00000000748C0000-0x0000000074E71000-memory.dmp

memory/2228-2-0x00000000748C0000-0x0000000074E71000-memory.dmp

memory/2228-3-0x00000000748C2000-0x00000000748C3000-memory.dmp

memory/2228-4-0x00000000748C0000-0x0000000074E71000-memory.dmp

memory/2228-5-0x00000000748C0000-0x0000000074E71000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-06 10:09

Reported

2024-09-06 10:11

Platform

win7-20240903-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\9b680686af0752fa5ec38973627111d7 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\310ccab5ca032fec6cff5106f9ddde10N.exe\" .." C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\9b680686af0752fa5ec38973627111d7 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\310ccab5ca032fec6cff5106f9ddde10N.exe\" .." C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe 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\310ccab5ca032fec6cff5106f9ddde10N.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\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe

"C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\310ccab5ca032fec6cff5106f9ddde10N.exe" "310ccab5ca032fec6cff5106f9ddde10N.exe" ENABLE

Network

Country Destination Domain Proto
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp

Files

memory/3032-0-0x0000000074201000-0x0000000074202000-memory.dmp

memory/3032-1-0x0000000074200000-0x00000000747AB000-memory.dmp

memory/3032-2-0x0000000074200000-0x00000000747AB000-memory.dmp

memory/3032-3-0x0000000074200000-0x00000000747AB000-memory.dmp