Malware Analysis Report

2025-01-22 13:49

Sample ID 240827-xmmgpsxhpk
Target 0x0036000000015d4215.dat
SHA256 3180329acbe4bef309498a65b0db0df853102257fdc3c71838c969289121f425
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

3180329acbe4bef309498a65b0db0df853102257fdc3c71838c969289121f425

Threat Level: Known bad

The file 0x0036000000015d4215.dat 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

Checks computer location settings

Drops startup file

Adds Run key to start application

Drops file in Windows directory

Unsigned PE

Enumerates physical storage devices

Event Triggered Execution: Netsh Helper DLL

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-27 18:58

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-27 18:58

Reported

2024-08-27 19:00

Platform

win7-20240705-en

Max time kernel

149s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0x0036000000015d4215.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 opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\c6aa749155b3480287d64e2d4a50cdbf.exe C:\Windows\svhost.exe N/A
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\c6aa749155b3480287d64e2d4a50cdbf.exe C:\Windows\svhost.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\svhost.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\c6aa749155b3480287d64e2d4a50cdbf = "\"C:\\Windows\\svhost.exe\" .." C:\Windows\svhost.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\c6aa749155b3480287d64e2d4a50cdbf = "\"C:\\Windows\\svhost.exe\" .." C:\Windows\svhost.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\svhost.exe C:\Users\Admin\AppData\Local\Temp\0x0036000000015d4215.exe N/A
File opened for modification C:\Windows\svhost.exe C:\Users\Admin\AppData\Local\Temp\0x0036000000015d4215.exe N/A
File opened for modification C:\Windows\svhost.exe C:\Windows\svhost.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:\Windows\svhost.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\0x0036000000015d4215.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0x0036000000015d4215.exe

"C:\Users\Admin\AppData\Local\Temp\0x0036000000015d4215.exe"

C:\Windows\svhost.exe

"C:\Windows\svhost.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Windows\svhost.exe" "svhost.exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 born-administrative.gl.at.ply.gg udp
US 147.185.221.20:10324 born-administrative.gl.at.ply.gg tcp
US 147.185.221.20:10324 born-administrative.gl.at.ply.gg tcp
US 147.185.221.20:10324 born-administrative.gl.at.ply.gg tcp
US 147.185.221.20:10324 born-administrative.gl.at.ply.gg tcp
US 147.185.221.20:10324 born-administrative.gl.at.ply.gg tcp
US 147.185.221.20:10324 born-administrative.gl.at.ply.gg tcp

Files

memory/2080-0-0x0000000074A21000-0x0000000074A22000-memory.dmp

memory/2080-1-0x0000000074A20000-0x0000000074FCB000-memory.dmp

memory/2080-2-0x0000000074A20000-0x0000000074FCB000-memory.dmp

C:\Windows\svhost.exe

MD5 93bf6f4e5c7a5cfa70924d084796388d
SHA1 92c32c2ae89aefceb51468eca032adce232e0bbb
SHA256 3180329acbe4bef309498a65b0db0df853102257fdc3c71838c969289121f425
SHA512 eb13a2d5590aa20e426a8d93b27d57f467be9efe496a180d2c6c921597b6ed2b232a0e0c43dd451b377b356c2ffa22083062c67172b9f109d3efa87e31e6de42

memory/2080-10-0x0000000074A20000-0x0000000074FCB000-memory.dmp

memory/2932-11-0x0000000074A20000-0x0000000074FCB000-memory.dmp

memory/2932-9-0x0000000074A20000-0x0000000074FCB000-memory.dmp

memory/2932-13-0x0000000074A20000-0x0000000074FCB000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-27 18:58

Reported

2024-08-27 19:00

Platform

win10v2004-20240802-en

Max time kernel

149s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0x0036000000015d4215.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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\0x0036000000015d4215.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\c6aa749155b3480287d64e2d4a50cdbf.exe C:\Windows\svhost.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\c6aa749155b3480287d64e2d4a50cdbf.exe C:\Windows\svhost.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\svhost.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\c6aa749155b3480287d64e2d4a50cdbf = "\"C:\\Windows\\svhost.exe\" .." C:\Windows\svhost.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\c6aa749155b3480287d64e2d4a50cdbf = "\"C:\\Windows\\svhost.exe\" .." C:\Windows\svhost.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\svhost.exe C:\Users\Admin\AppData\Local\Temp\0x0036000000015d4215.exe N/A
File opened for modification C:\Windows\svhost.exe C:\Users\Admin\AppData\Local\Temp\0x0036000000015d4215.exe N/A
File opened for modification C:\Windows\svhost.exe C:\Windows\svhost.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\0x0036000000015d4215.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\svhost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\netsh.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A
Token: 33 N/A C:\Windows\svhost.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\svhost.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4444 wrote to memory of 3764 N/A C:\Users\Admin\AppData\Local\Temp\0x0036000000015d4215.exe C:\Windows\svhost.exe
PID 4444 wrote to memory of 3764 N/A C:\Users\Admin\AppData\Local\Temp\0x0036000000015d4215.exe C:\Windows\svhost.exe
PID 4444 wrote to memory of 3764 N/A C:\Users\Admin\AppData\Local\Temp\0x0036000000015d4215.exe C:\Windows\svhost.exe
PID 3764 wrote to memory of 4816 N/A C:\Windows\svhost.exe C:\Windows\SysWOW64\netsh.exe
PID 3764 wrote to memory of 4816 N/A C:\Windows\svhost.exe C:\Windows\SysWOW64\netsh.exe
PID 3764 wrote to memory of 4816 N/A C:\Windows\svhost.exe C:\Windows\SysWOW64\netsh.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0x0036000000015d4215.exe

"C:\Users\Admin\AppData\Local\Temp\0x0036000000015d4215.exe"

C:\Windows\svhost.exe

"C:\Windows\svhost.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Windows\svhost.exe" "svhost.exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 born-administrative.gl.at.ply.gg udp
US 147.185.221.20:10324 born-administrative.gl.at.ply.gg tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 147.185.221.20:10324 born-administrative.gl.at.ply.gg tcp
US 147.185.221.20:10324 born-administrative.gl.at.ply.gg tcp
US 8.8.8.8:53 42.56.20.217.in-addr.arpa udp
US 147.185.221.20:10324 born-administrative.gl.at.ply.gg tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
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
US 147.185.221.20:10324 born-administrative.gl.at.ply.gg tcp
US 147.185.221.20:10324 born-administrative.gl.at.ply.gg tcp

Files

memory/4444-0-0x00000000750D2000-0x00000000750D3000-memory.dmp

memory/4444-1-0x00000000750D0000-0x0000000075681000-memory.dmp

memory/4444-2-0x00000000750D0000-0x0000000075681000-memory.dmp

C:\Windows\svhost.exe

MD5 93bf6f4e5c7a5cfa70924d084796388d
SHA1 92c32c2ae89aefceb51468eca032adce232e0bbb
SHA256 3180329acbe4bef309498a65b0db0df853102257fdc3c71838c969289121f425
SHA512 eb13a2d5590aa20e426a8d93b27d57f467be9efe496a180d2c6c921597b6ed2b232a0e0c43dd451b377b356c2ffa22083062c67172b9f109d3efa87e31e6de42

memory/4444-12-0x00000000750D0000-0x0000000075681000-memory.dmp

memory/3764-13-0x00000000750D0000-0x0000000075681000-memory.dmp

memory/3764-15-0x00000000750D0000-0x0000000075681000-memory.dmp

memory/3764-14-0x00000000750D0000-0x0000000075681000-memory.dmp

memory/3764-17-0x00000000750D0000-0x0000000075681000-memory.dmp