Malware Analysis Report

2025-03-15 06:24

Sample ID 240927-xz868sxelb
Target 8b635dcdeacc541a398e5862d13ea54004302b8c06b63a2db0ddc7c6528e804f.exe
SHA256 8b635dcdeacc541a398e5862d13ea54004302b8c06b63a2db0ddc7c6528e804f
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

8b635dcdeacc541a398e5862d13ea54004302b8c06b63a2db0ddc7c6528e804f

Threat Level: Known bad

The file 8b635dcdeacc541a398e5862d13ea54004302b8c06b63a2db0ddc7c6528e804f.exe was found to be: Known bad.

Malicious Activity Summary

hacked njrat discovery evasion persistence privilege_escalation trojan

Njrat family

njRAT/Bladabindi

Modifies Windows Firewall

Loads dropped DLL

Checks computer location settings

Drops startup file

Executes dropped EXE

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Event Triggered Execution: Netsh Helper DLL

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-27 19:18

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-27 19:18

Reported

2024-09-27 19:21

Platform

win7-20240903-en

Max time kernel

149s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8b635dcdeacc541a398e5862d13ea54004302b8c06b63a2db0ddc7c6528e804f.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\5cd8f17f4086744065eb0992a09e05a2.exe C:\Users\Admin\AppData\Local\Temp\Trojan.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe C:\Users\Admin\AppData\Local\Temp\Trojan.exe N/A

Executes dropped EXE

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .." C:\Users\Admin\AppData\Local\Temp\Trojan.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .." C:\Users\Admin\AppData\Local\Temp\Trojan.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\8b635dcdeacc541a398e5862d13ea54004302b8c06b63a2db0ddc7c6528e804f.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Trojan.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\netsh.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Trojan.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8b635dcdeacc541a398e5862d13ea54004302b8c06b63a2db0ddc7c6528e804f.exe

"C:\Users\Admin\AppData\Local\Temp\8b635dcdeacc541a398e5862d13ea54004302b8c06b63a2db0ddc7c6528e804f.exe"

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

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

C:\Windows\SysWOW64\netsh.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 saleh200.hopto.org udp

Files

memory/2684-0-0x00000000743B1000-0x00000000743B2000-memory.dmp

memory/2684-1-0x00000000743B0000-0x000000007495B000-memory.dmp

memory/2684-2-0x00000000743B0000-0x000000007495B000-memory.dmp

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

MD5 459b4e64ad1d0dc32ca057b7ef0fd110
SHA1 0e618bc238f50490089c30b86b32ac109b35e4fe
SHA256 8b635dcdeacc541a398e5862d13ea54004302b8c06b63a2db0ddc7c6528e804f
SHA512 afc24d488456dcba898b588cb1515cd3db88b2640ec4b69969cc2d36683cf89da5aec70defb7babfbca2f060e1f07ab8d91c6ab020a29b7368a5b8d62b1300b7

memory/2684-10-0x00000000743B0000-0x000000007495B000-memory.dmp

memory/2480-11-0x00000000743B0000-0x000000007495B000-memory.dmp

memory/2480-12-0x00000000743B0000-0x000000007495B000-memory.dmp

memory/2480-14-0x00000000743B0000-0x000000007495B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-27 19:18

Reported

2024-09-27 19:21

Platform

win10v2004-20240910-en

Max time kernel

149s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8b635dcdeacc541a398e5862d13ea54004302b8c06b63a2db0ddc7c6528e804f.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\8b635dcdeacc541a398e5862d13ea54004302b8c06b63a2db0ddc7c6528e804f.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe C:\Users\Admin\AppData\Local\Temp\Trojan.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe C:\Users\Admin\AppData\Local\Temp\Trojan.exe N/A

Executes dropped EXE

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .." C:\Users\Admin\AppData\Local\Temp\Trojan.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .." C:\Users\Admin\AppData\Local\Temp\Trojan.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\WOW6432Node\Microsoft\NetSh C:\Windows\SysWOW64\netsh.exe N/A
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

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\8b635dcdeacc541a398e5862d13ea54004302b8c06b63a2db0ddc7c6528e804f.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Trojan.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\netsh.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Trojan.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8b635dcdeacc541a398e5862d13ea54004302b8c06b63a2db0ddc7c6528e804f.exe

"C:\Users\Admin\AppData\Local\Temp\8b635dcdeacc541a398e5862d13ea54004302b8c06b63a2db0ddc7c6528e804f.exe"

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

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

C:\Windows\SysWOW64\netsh.exe

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 saleh200.hopto.org udp
US 8.8.8.8:53 saleh200.hopto.org udp

Files

memory/5080-0-0x0000000075102000-0x0000000075103000-memory.dmp

memory/5080-1-0x0000000075100000-0x00000000756B1000-memory.dmp

memory/5080-2-0x0000000075100000-0x00000000756B1000-memory.dmp

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

MD5 459b4e64ad1d0dc32ca057b7ef0fd110
SHA1 0e618bc238f50490089c30b86b32ac109b35e4fe
SHA256 8b635dcdeacc541a398e5862d13ea54004302b8c06b63a2db0ddc7c6528e804f
SHA512 afc24d488456dcba898b588cb1515cd3db88b2640ec4b69969cc2d36683cf89da5aec70defb7babfbca2f060e1f07ab8d91c6ab020a29b7368a5b8d62b1300b7

memory/5080-13-0x0000000075100000-0x00000000756B1000-memory.dmp

memory/4664-14-0x0000000075100000-0x00000000756B1000-memory.dmp

memory/4664-12-0x0000000075100000-0x00000000756B1000-memory.dmp

memory/4664-15-0x0000000075100000-0x00000000756B1000-memory.dmp

memory/4664-17-0x0000000075100000-0x00000000756B1000-memory.dmp

memory/4664-18-0x0000000075100000-0x00000000756B1000-memory.dmp

memory/4664-19-0x0000000075100000-0x00000000756B1000-memory.dmp

memory/4664-20-0x0000000075100000-0x00000000756B1000-memory.dmp