Malware Analysis Report

2025-03-15 06:23

Sample ID 240930-bth7zavdja
Target 6650a384367acf072fc798cfc0c40e74.exe
SHA256 f4bc8c2bcd243d67ed8cd5442dcc07460790dbcfa0d04a245f9333b900f7c022
Tags
njrat hacked persistence 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

f4bc8c2bcd243d67ed8cd5442dcc07460790dbcfa0d04a245f9333b900f7c022

Threat Level: Known bad

The file 6650a384367acf072fc798cfc0c40e74.exe was found to be: Known bad.

Malicious Activity Summary

njrat hacked persistence trojan

njRAT/Bladabindi

Drops startup file

Adds Run key to start application

Unsigned PE

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-30 01:26

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-30 01:26

Reported

2024-09-30 01:28

Platform

win7-20240708-en

Max time kernel

150s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe"

Signatures

njRAT/Bladabindi

trojan njrat

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\6650a384367acf072fc798cfc0c40e74.exe\" .." C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\6650a384367acf072fc798cfc0c40e74.exe\" .." C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe

"C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 encrypted7745.hopto.org udp
PS 158.140.77.165:1177 encrypted7745.hopto.org tcp

Files

memory/2644-0-0x000007FEF5FE3000-0x000007FEF5FE4000-memory.dmp

memory/2644-1-0x0000000000910000-0x0000000000996000-memory.dmp

memory/2644-2-0x000007FEF5FE0000-0x000007FEF69CC000-memory.dmp

memory/2644-3-0x000007FEF5FE0000-0x000007FEF69CC000-memory.dmp

memory/2644-4-0x0000000000520000-0x0000000000532000-memory.dmp

memory/2644-7-0x000007FEF5FE0000-0x000007FEF69CC000-memory.dmp

memory/2644-6-0x000007FEF5FE3000-0x000007FEF5FE4000-memory.dmp

memory/2644-8-0x000007FEF5FE0000-0x000007FEF69CC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-30 01:26

Reported

2024-09-30 01:28

Platform

win10v2004-20240802-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe"

Signatures

njRAT/Bladabindi

trojan njrat

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\6650a384367acf072fc798cfc0c40e74.exe\" .." C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\6650a384367acf072fc798cfc0c40e74.exe\" .." C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe

"C:\Users\Admin\AppData\Local\Temp\6650a384367acf072fc798cfc0c40e74.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 encrypted7745.hopto.org udp
PS 158.140.77.165:1177 encrypted7745.hopto.org tcp
US 8.8.8.8:53 165.77.140.158.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 98.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

memory/1376-0-0x00007FF9FEBA3000-0x00007FF9FEBA5000-memory.dmp

memory/1376-1-0x0000000000330000-0x00000000003B6000-memory.dmp

memory/1376-2-0x00007FF9FEBA0000-0x00007FF9FF661000-memory.dmp

memory/1376-3-0x000000001AE20000-0x000000001AE32000-memory.dmp

memory/1376-4-0x00007FF9FEBA0000-0x00007FF9FF661000-memory.dmp

memory/1376-6-0x00007FF9FEBA3000-0x00007FF9FEBA5000-memory.dmp

memory/1376-7-0x00007FF9FEBA0000-0x00007FF9FF661000-memory.dmp

memory/1376-8-0x00007FF9FEBA0000-0x00007FF9FF661000-memory.dmp