njrat | 08df80741923f7cb957792f483fbc1ccde261f1d93d0571189c8d5ef10891999

Analysis

max time kernel
150s
max time network
153s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
16/09/2026, 07:35

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General

Target
njRAT v0.9d/Stub/Stub.exe
Size 23KB
Sample260916-jesf4avthy
SHA256 08df80741923f7cb957792f483fbc1ccde261f1d93d0571189c8d5ef10891999
MD5 fcccde1874042785d867573968bb1353
SHA1 8bd160c8f5a5f92a210939dd84e8ad6fc0600601
SHA512 c9ae8df0589908594ca8fcc277fccbbde287bddc190d4cf662bbe768b839410288f233c7327fe32cb9d3622a058b5642b32e4b5ef840fb081915a93da2a6977b
SSDEEP 384:xweXCQIreJig/8Z7SS1fEBpng6tgL2IBPZVmRvR6JZlbw8hqIusZzZsz:mLq411eRpcnuZ
TLSH
T1D0B21A4E3FA98856C5AC17748AB5965003B4D1870423EE2FCCC550CBAFB3ADA5D4CAF9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

hacked defense_evasion discovery njrat persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

aymentn.ddns.net:1177

Mutex

4cef650e02c2f64aed70aaa9830d5dcc

Attributes

reg_key
4cef650e02c2f64aed70aaa9830d5dcc
splitter
|'|'|

Signatures

Family: njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
4132	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
1508	server.exe
5480	server.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-696679853-3915825385-3233721679-1000\Software\Microsoft\Windows\CurrentVersion\Run\4cef650e02c2f64aed70aaa9830d5dcc = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\4cef650e02c2f64aed70aaa9830d5dcc = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Stub.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe
Token: 33	1508	server.exe
Token: SeIncBasePriorityPrivilege	1508	server.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3308 wrote to memory of 1508	3308	Stub.exe	87
PID 1508 wrote to memory of 4132	1508	server.exe	88

C:\Users\Admin\AppData\Local\Temp\njRAT v0.9d\Stub\Stub.exe
"C:\Users\Admin\AppData\Local\Temp\njRAT v0.9d\Stub\Stub.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3308
- C:\Users\Admin\AppData\Local\Temp\server.exe
  "C:\Users\Admin\AppData\Local\Temp\server.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1508
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:4132

C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe" ..
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5480

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

server.exe

Path C:\Users\Admin\AppData\Local\Temp\server.exe
Size 23KB
SHA256 08df80741923f7cb957792f483fbc1ccde261f1d93d0571189c8d5ef10891999
MD5 fcccde1874042785d867573968bb1353
SHA1 8bd160c8f5a5f92a210939dd84e8ad6fc0600601
SHA512 c9ae8df0589908594ca8fcc277fccbbde287bddc190d4cf662bbe768b839410288f233c7327fe32cb9d3622a058b5642b32e4b5ef840fb081915a93da2a6977b
SSDEEP 384:xweXCQIreJig/8Z7SS1fEBpng6tgL2IBPZVmRvR6JZlbw8hqIusZzZsz:mLq411eRpcnuZ
TLSH
T1D0B21A4E3FA98856C5AC17748AB5965003B4D1870423EE2FCCC550CBAFB3ADA5D4CAF9
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1508-11-0x00000000744A0000-0x0000000074AC1000-memory.dmp

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memory/1508-15-0x00000000744A0000-0x0000000074AC1000-memory.dmp

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memory/3308-0-0x0000000001540000-0x0000000001550000-memory.dmp

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memory/3308-1-0x00000000744A2000-0x00000000744A4000-memory.dmp

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memory/5480-13-0x00000000744A0000-0x0000000074AC1000-memory.dmp

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memory/5480-14-0x00000000744A0000-0x0000000074AC1000-memory.dmp

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memory/5480-16-0x00000000744A0000-0x0000000074AC1000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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