Malware Analysis Report

2025-03-15 06:23

Sample ID 241007-g9hh9s1bqn
Target 0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N
SHA256 0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8
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

0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8

Threat Level: Known bad

The file 0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N was found to be: Known bad.

Malicious Activity Summary

hacked njrat discovery evasion persistence privilege_escalation trojan

Njrat family

njRAT/Bladabindi

Modifies Windows Firewall

Executes dropped EXE

Loads dropped DLL

Drops startup file

Checks computer location settings

Drops file in Program Files directory

Event Triggered Execution: Netsh Helper DLL

Unsigned PE

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: GetForegroundWindowSpam

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-07 06:30

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-07 06:30

Reported

2024-10-07 06:32

Platform

win7-20240903-en

Max time kernel

118s

Max time network

19s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.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\Microsoft Corporation.exe C:\Users\Admin\AppData\Roaming\server.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exe C:\Users\Admin\AppData\Roaming\server.exe N/A
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\092f7f2e0326c4ab96afa5b2d81a0187Windows Update.exe C:\Users\Admin\AppData\Roaming\server.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\092f7f2e0326c4ab96afa5b2d81a0187Windows Update.exe C:\Users\Admin\AppData\Roaming\server.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\Explower.exe C:\Users\Admin\AppData\Roaming\server.exe N/A
File opened for modification C:\Program Files (x86)\Explower.exe C:\Users\Admin\AppData\Roaming\server.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:\Windows\SysWOW64\netsh.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Roaming\server.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe

"C:\Users\Admin\AppData\Local\Temp\0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe"

C:\Users\Admin\AppData\Roaming\server.exe

"C:\Users\Admin\AppData\Roaming\server.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE

Network

Country Destination Domain Proto
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp

Files

memory/2704-0-0x00000000747F1000-0x00000000747F2000-memory.dmp

memory/2704-1-0x00000000747F0000-0x0000000074D9B000-memory.dmp

memory/2704-2-0x00000000747F0000-0x0000000074D9B000-memory.dmp

\Users\Admin\AppData\Roaming\server.exe

MD5 347136840cb1381fad7a452e0934cdc0
SHA1 88d5c5a8b98f69bd25bbfd4b5503f8a836ebd6a2
SHA256 0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8
SHA512 77755e12d2c5de54b6eac11373c73f8f7250126849fef8f2c55a0979f08231758ec072f4a832ba02ecf717340db12d56aa76f60d6f8b2d9b75269108cfb666d3

memory/2704-14-0x00000000747F0000-0x0000000074D9B000-memory.dmp

memory/2836-15-0x00000000747F0000-0x0000000074D9B000-memory.dmp

memory/2836-17-0x00000000747F0000-0x0000000074D9B000-memory.dmp

memory/2836-16-0x00000000747F0000-0x0000000074D9B000-memory.dmp

C:\Users\Admin\AppData\Roaming\app

MD5 fba73ce50d8cfb469ec29a2333b22a85
SHA1 4b7b6dfb36af4a016301dc065870dd0829db0a55
SHA256 56ae4e1144656432194c610e366fb556f7401a9993e75c0007f46397a5ddfa03
SHA512 b620d99e15c25e970a09738d14b493b2345ec1eb48737e2983565666a3c052d235712db01a110c9948dc00d62a14fcccf43ccc295f993d673334dc88497c77c7

memory/2836-25-0x00000000747F0000-0x0000000074D9B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-07 06:30

Reported

2024-10-07 06:32

Platform

win10v2004-20240910-en

Max time kernel

116s

Max time network

110s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe"

Signatures

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-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exe C:\Users\Admin\AppData\Roaming\server.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Corporation.exe C:\Users\Admin\AppData\Roaming\server.exe N/A
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\092f7f2e0326c4ab96afa5b2d81a0187Windows Update.exe C:\Users\Admin\AppData\Roaming\server.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\092f7f2e0326c4ab96afa5b2d81a0187Windows Update.exe C:\Users\Admin\AppData\Roaming\server.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\Explower.exe C:\Users\Admin\AppData\Roaming\server.exe N/A
File opened for modification C:\Program Files (x86)\Explower.exe C:\Users\Admin\AppData\Roaming\server.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\Roaming\server.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\netsh.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\server.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\server.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\server.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe

"C:\Users\Admin\AppData\Local\Temp\0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8N.exe"

C:\Users\Admin\AppData\Roaming\server.exe

"C:\Users\Admin\AppData\Roaming\server.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 70.208.201.84.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
N/A 127.0.0.1:8888 tcp
US 8.8.8.8:53 45.19.74.20.in-addr.arpa udp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp
N/A 127.0.0.1:8888 tcp

Files

memory/4616-0-0x0000000074762000-0x0000000074763000-memory.dmp

memory/4616-1-0x0000000074760000-0x0000000074D11000-memory.dmp

memory/4616-2-0x0000000074760000-0x0000000074D11000-memory.dmp

C:\Users\Admin\AppData\Roaming\server.exe

MD5 347136840cb1381fad7a452e0934cdc0
SHA1 88d5c5a8b98f69bd25bbfd4b5503f8a836ebd6a2
SHA256 0dd42f9972f8ed7ee8c3baa8f683000272036d7c3e8122b075bcce3c5e1934a8
SHA512 77755e12d2c5de54b6eac11373c73f8f7250126849fef8f2c55a0979f08231758ec072f4a832ba02ecf717340db12d56aa76f60d6f8b2d9b75269108cfb666d3

memory/4616-13-0x0000000074760000-0x0000000074D11000-memory.dmp

memory/1988-14-0x0000000074760000-0x0000000074D11000-memory.dmp

memory/1988-15-0x0000000074760000-0x0000000074D11000-memory.dmp

C:\Users\Admin\AppData\Roaming\app

MD5 fba73ce50d8cfb469ec29a2333b22a85
SHA1 4b7b6dfb36af4a016301dc065870dd0829db0a55
SHA256 56ae4e1144656432194c610e366fb556f7401a9993e75c0007f46397a5ddfa03
SHA512 b620d99e15c25e970a09738d14b493b2345ec1eb48737e2983565666a3c052d235712db01a110c9948dc00d62a14fcccf43ccc295f993d673334dc88497c77c7

memory/1988-25-0x0000000074760000-0x0000000074D11000-memory.dmp