Malware Analysis Report

2025-03-15 06:23

Sample ID 241008-j3p1waxakj
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

Enumerates physical storage devices

Event Triggered Execution: Netsh Helper DLL

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-08 08:11

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-08 08:11

Reported

2024-10-08 08:15

Platform

win7-20240903-en

Max time kernel

150s

Max time network

19s

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
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
N/A 127.0.0.1:5552 tcp

Files

memory/2888-0-0x000007FEF5D8E000-0x000007FEF5D8F000-memory.dmp

memory/2888-1-0x000007FEF5AD0000-0x000007FEF646D000-memory.dmp

memory/2888-2-0x000007FEF5AD0000-0x000007FEF646D000-memory.dmp

memory/2888-3-0x000007FEF5AD0000-0x000007FEF646D000-memory.dmp

memory/2888-4-0x00000000001E0000-0x00000000001EC000-memory.dmp

memory/2888-5-0x000007FEF5AD0000-0x000007FEF646D000-memory.dmp

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

MD5 44ead99f551ae0b54518a9bd8984c804
SHA1 7469bf4550c4e09704671e01e235f8768ba0bc13
SHA256 be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b
SHA512 97d1fd1ff16a22eb2e70f9b3c13b939fa96b4b649f4ceafc5675ac90af6ec2c52ad2a7805d4e8c4eecab5a6db170a9efd5178badb743e19664a8f02b229f2ede

memory/2924-12-0x000007FEF5AD0000-0x000007FEF646D000-memory.dmp

memory/2888-11-0x000007FEF5AD0000-0x000007FEF646D000-memory.dmp

memory/2924-13-0x000007FEF5AD0000-0x000007FEF646D000-memory.dmp

memory/2924-14-0x000007FEF5AD0000-0x000007FEF646D000-memory.dmp

memory/2924-15-0x000007FEF5AD0000-0x000007FEF646D000-memory.dmp

memory/2924-16-0x000007FEF5AD0000-0x000007FEF646D000-memory.dmp

memory/2924-17-0x000007FEF5AD0000-0x000007FEF646D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-08 08:11

Reported

2024-10-08 08:14

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

153s

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 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
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 8.8.8.8:53 136.32.126.40.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
N/A 127.0.0.1:5552 tcp
N/A 127.0.0.1:5552 tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
N/A 127.0.0.1:5552 tcp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.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
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
N/A 127.0.0.1:5552 tcp
US 8.8.8.8:53 31.243.111.52.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
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 8.8.8.8:53 198.111.78.13.in-addr.arpa udp
N/A 127.0.0.1:5552 tcp

Files

memory/3452-0-0x00007FF918475000-0x00007FF918476000-memory.dmp

memory/3452-1-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/3452-2-0x000000001C250000-0x000000001C71E000-memory.dmp

memory/3452-3-0x000000001C720000-0x000000001C7BC000-memory.dmp

memory/3452-4-0x000000001C870000-0x000000001C916000-memory.dmp

memory/3452-5-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/3452-6-0x000000001BD10000-0x000000001BD18000-memory.dmp

memory/3452-7-0x000000001CB00000-0x000000001CB4C000-memory.dmp

memory/3452-8-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/3452-9-0x0000000001660000-0x000000000166C000-memory.dmp

memory/3452-10-0x00007FF918475000-0x00007FF918476000-memory.dmp

memory/3452-11-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

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

MD5 44ead99f551ae0b54518a9bd8984c804
SHA1 7469bf4550c4e09704671e01e235f8768ba0bc13
SHA256 be554d5a1699c2f889ffaba65b73037a81a02ceb7e5c949f57f2fa421bc4454b
SHA512 97d1fd1ff16a22eb2e70f9b3c13b939fa96b4b649f4ceafc5675ac90af6ec2c52ad2a7805d4e8c4eecab5a6db170a9efd5178badb743e19664a8f02b229f2ede

memory/4668-25-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/4668-26-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/4668-27-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/3452-24-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/4668-28-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/4668-29-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/4668-30-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/4668-31-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp

memory/4668-32-0x00007FF9181C0000-0x00007FF918B61000-memory.dmp