Malware Analysis Report

2025-03-15 06:24

Sample ID 240928-j3m7aavhkn
Target 6e3f2ebb560fede5fca72650a4f495d1038930a3a7c0bebbd032be0a79e1f2b2.exe
SHA256 6e3f2ebb560fede5fca72650a4f495d1038930a3a7c0bebbd032be0a79e1f2b2
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

6e3f2ebb560fede5fca72650a4f495d1038930a3a7c0bebbd032be0a79e1f2b2

Threat Level: Known bad

The file 6e3f2ebb560fede5fca72650a4f495d1038930a3a7c0bebbd032be0a79e1f2b2.exe was found to be: Known bad.

Malicious Activity Summary

hacked njrat discovery evasion persistence privilege_escalation trojan

njRAT/Bladabindi

Njrat family

Modifies Windows Firewall

Loads dropped DLL

Checks computer location settings

Drops startup file

Executes dropped EXE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Event Triggered Execution: Netsh Helper DLL

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-28 08:11

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-28 08:11

Reported

2024-09-28 08:14

Platform

win7-20240708-en

Max time kernel

149s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6e3f2ebb560fede5fca72650a4f495d1038930a3a7c0bebbd032be0a79e1f2b2.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\3d0dd0f92b252ee0856a5ed12374a126.exe C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\3d0dd0f92b252ee0856a5ed12374a126.exe C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\chrome.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\6e3f2ebb560fede5fca72650a4f495d1038930a3a7c0bebbd032be0a79e1f2b2.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\chrome.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\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6e3f2ebb560fede5fca72650a4f495d1038930a3a7c0bebbd032be0a79e1f2b2.exe

"C:\Users\Admin\AppData\Local\Temp\6e3f2ebb560fede5fca72650a4f495d1038930a3a7c0bebbd032be0a79e1f2b2.exe"

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

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

C:\Windows\SysWOW64\netsh.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 shytanoff.ddns.net udp

Files

memory/2136-0-0x00000000740C1000-0x00000000740C2000-memory.dmp

memory/2136-2-0x00000000740C0000-0x000000007466B000-memory.dmp

memory/2136-1-0x00000000740C0000-0x000000007466B000-memory.dmp

\Users\Admin\AppData\Local\Temp\chrome.exe

MD5 14cf4f2623f9c31a8ad03945e848a60c
SHA1 677c414db6441270a8ed824a8a27259ff2720758
SHA256 6e3f2ebb560fede5fca72650a4f495d1038930a3a7c0bebbd032be0a79e1f2b2
SHA512 e43c6095290b28e22a655c2c223811d8b46fc75428db5c52a3f896e52ef795ce2267a6c92dfad753aef6cb47740de721ba41713b7533fd59c9a7b29f0aeb3c83

memory/2136-13-0x00000000740C0000-0x000000007466B000-memory.dmp

memory/2572-14-0x00000000740C0000-0x000000007466B000-memory.dmp

memory/2572-15-0x00000000740C0000-0x000000007466B000-memory.dmp

memory/2572-17-0x00000000740C0000-0x000000007466B000-memory.dmp

memory/2572-18-0x00000000740C0000-0x000000007466B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-28 08:11

Reported

2024-09-28 08:14

Platform

win10v2004-20240802-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6e3f2ebb560fede5fca72650a4f495d1038930a3a7c0bebbd032be0a79e1f2b2.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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\6e3f2ebb560fede5fca72650a4f495d1038930a3a7c0bebbd032be0a79e1f2b2.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\3d0dd0f92b252ee0856a5ed12374a126.exe C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\3d0dd0f92b252ee0856a5ed12374a126.exe C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\chrome.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\6e3f2ebb560fede5fca72650a4f495d1038930a3a7c0bebbd032be0a79e1f2b2.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\chrome.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\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\chrome.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6e3f2ebb560fede5fca72650a4f495d1038930a3a7c0bebbd032be0a79e1f2b2.exe

"C:\Users\Admin\AppData\Local\Temp\6e3f2ebb560fede5fca72650a4f495d1038930a3a7c0bebbd032be0a79e1f2b2.exe"

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

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

C:\Windows\SysWOW64\netsh.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 shytanoff.ddns.net udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/4604-0-0x0000000074762000-0x0000000074763000-memory.dmp

memory/4604-1-0x0000000074760000-0x0000000074D11000-memory.dmp

memory/4604-2-0x0000000074760000-0x0000000074D11000-memory.dmp

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

MD5 14cf4f2623f9c31a8ad03945e848a60c
SHA1 677c414db6441270a8ed824a8a27259ff2720758
SHA256 6e3f2ebb560fede5fca72650a4f495d1038930a3a7c0bebbd032be0a79e1f2b2
SHA512 e43c6095290b28e22a655c2c223811d8b46fc75428db5c52a3f896e52ef795ce2267a6c92dfad753aef6cb47740de721ba41713b7533fd59c9a7b29f0aeb3c83

memory/4604-13-0x0000000074760000-0x0000000074D11000-memory.dmp

memory/4568-14-0x0000000074760000-0x0000000074D11000-memory.dmp

memory/4568-15-0x0000000074760000-0x0000000074D11000-memory.dmp

memory/4568-12-0x0000000074760000-0x0000000074D11000-memory.dmp

memory/4568-17-0x0000000074760000-0x0000000074D11000-memory.dmp

memory/4568-18-0x0000000074760000-0x0000000074D11000-memory.dmp