Malware Analysis Report

2025-03-15 06:22

Sample ID 241008-kh6zbsxfmm
Target be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b
SHA256 be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b
Tags
njrat hacked 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

be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b

Threat Level: Known bad

The file be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b was found to be: Known bad.

Malicious Activity Summary

njrat hacked evasion persistence privilege_escalation trojan

njRAT/Bladabindi

Modifies Windows Firewall

Executes dropped EXE

Checks computer location settings

Adds Run key to start application

Event Triggered Execution: Netsh Helper DLL

Enumerates physical storage devices

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-08 08:37

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-08 08:37

Reported

2024-10-08 08:40

Platform

win7-20240903-en

Max time kernel

150s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b.exe"

Signatures

njRAT/Bladabindi

trojan njrat

Modifies Windows Firewall

evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\netsh.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\34d7012941994fddda049fc564013d4b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\expl----or------er.exe\" .." C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\34d7012941994fddda049fc564013d4b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\expl----or------er.exe\" .." C:\Users\Admin\AppData\Local\Temp\expl----or------er.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\Microsoft\NetSh C:\Windows\system32\netsh.exe N/A
Key queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh C:\Windows\system32\netsh.exe N/A
Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh C:\Windows\system32\netsh.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b.exe

"C:\Users\Admin\AppData\Local\Temp\be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b.exe"

C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe

"C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe"

C:\Windows\system32\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe" "expl----or------er.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
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/2528-3-0x000007FEF5330000-0x000007FEF5CCD000-memory.dmp

memory/2528-2-0x000007FEF5330000-0x000007FEF5CCD000-memory.dmp

memory/2528-1-0x000007FEF5330000-0x000007FEF5CCD000-memory.dmp

memory/2528-0-0x000007FEF55EE000-0x000007FEF55EF000-memory.dmp

memory/2528-4-0x0000000000260000-0x000000000026C000-memory.dmp

memory/2528-5-0x000007FEF55EE000-0x000007FEF55EF000-memory.dmp

memory/2528-6-0x000007FEF5330000-0x000007FEF5CCD000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe

MD5 44ead99f551ae0b54518a9bd8984c804
SHA1 7469bf4550c4e09704671e01e235f8768ba0bc13
SHA256 be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b
SHA512 97d1fd1ff16a22eb2e70f9b3c13b939fa96b4b649f4ceafc5675ac90af6ec2c52ad2a7805d4e8c4eecab5a6db170a9efd5178badb743e19664a8f02b229f2ede

memory/2328-12-0x000007FEF5330000-0x000007FEF5CCD000-memory.dmp

memory/2328-13-0x000007FEF5330000-0x000007FEF5CCD000-memory.dmp

memory/2528-14-0x000007FEF5330000-0x000007FEF5CCD000-memory.dmp

memory/2328-15-0x000007FEF5330000-0x000007FEF5CCD000-memory.dmp

memory/2528-17-0x000007FEF5330000-0x000007FEF5CCD000-memory.dmp

memory/2328-16-0x000007FEF5330000-0x000007FEF5CCD000-memory.dmp

memory/2328-18-0x000007FEF5330000-0x000007FEF5CCD000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-08 08:37

Reported

2024-10-08 08:42

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b.exe"

Signatures

njRAT/Bladabindi

trojan njrat

Modifies Windows Firewall

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SYSTEM32\netsh.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\34d7012941994fddda049fc564013d4b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\expl----or------er.exe\" .." C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\34d7012941994fddda049fc564013d4b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\expl----or------er.exe\" .." C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A

Enumerates physical storage devices

Event Triggered Execution: Netsh Helper DLL

persistence privilege_escalation
Description Indicator Process Target
Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh C:\Windows\SYSTEM32\netsh.exe N/A
Key opened \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh C:\Windows\SYSTEM32\netsh.exe N/A
Key queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh C:\Windows\SYSTEM32\netsh.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b.exe

"C:\Users\Admin\AppData\Local\Temp\be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b.exe"

C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe

"C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe"

C:\Windows\SYSTEM32\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe" "expl----or------er.exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.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
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
N/A 127.0.0.1:5552 tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.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 83.210.23.2.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
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
US 8.8.8.8:53 udp

Files

memory/4976-0-0x00007FF918475000-0x00007FF918476000-memory.dmp

memory/4976-1-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/4976-2-0x000000001C120000-0x000000001C5EE000-memory.dmp

memory/4976-3-0x000000001C690000-0x000000001C72C000-memory.dmp

memory/4976-5-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/4976-4-0x000000001C7E0000-0x000000001C886000-memory.dmp

memory/4976-6-0x0000000001620000-0x0000000001628000-memory.dmp

memory/4976-7-0x000000001CA70000-0x000000001CABC000-memory.dmp

memory/4976-8-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/4976-9-0x000000001CBA0000-0x000000001CBAC000-memory.dmp

memory/4976-10-0x00007FF918475000-0x00007FF918476000-memory.dmp

memory/4976-11-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\expl----or------er.exe

MD5 44ead99f551ae0b54518a9bd8984c804
SHA1 7469bf4550c4e09704671e01e235f8768ba0bc13
SHA256 be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b
SHA512 97d1fd1ff16a22eb2e70f9b3c13b939fa96b4b649f4ceafc5675ac90af6ec2c52ad2a7805d4e8c4eecab5a6db170a9efd5178badb743e19664a8f02b229f2ede

memory/4976-24-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/1744-25-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/1744-26-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/1744-27-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/1744-28-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/1744-29-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/1744-30-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/1744-31-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp