njrat | 4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6

Analysis

max time kernel
150s
max time network
138s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 02:04

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General

Target

4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Size

190KB
MD5

808da5fbcb92c3d5fe72b5863f552e04
SHA1

768ee1118607ef553772b63e6887102001c52ae4
SHA256

4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6
SHA512

986010adb83d05f32ced4998f99ce683409ab64786abbcdbac79d513e1a4b215d68adc003049d824629cc9c37d585dce8033204f76ef1bb8ec585c37f4a21005
SSDEEP

3072:hupjxpGPQvZKwsD3KEFCIZtJAfBMIn8EBvud2ZsorFRXoOTqJBVcBryX:0xpHvswsD379zaqy1WEZVnooqirI

Score

10^/10

njrat discovery persistence trojan

Malware Config

Signatures

Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe\" .."	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Client.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe\" .."	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe

description	pid	process	target process
PID 2696 set thread context of 2516	2696	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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

Processes:

4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

Processes:

4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe

description	pid	process
Token: SeDebugPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	2516	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe

description	pid	process	target process
PID 2696 wrote to memory of 2516	2696	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 2696 wrote to memory of 2516	2696	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 2696 wrote to memory of 2516	2696	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 2696 wrote to memory of 2516	2696	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 2696 wrote to memory of 2516	2696	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 2696 wrote to memory of 2516	2696	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 2696 wrote to memory of 2516	2696	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 2696 wrote to memory of 2516	2696	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 2696 wrote to memory of 2516	2696	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 2696 wrote to memory of 2516	2696	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe

C:\Users\Admin\AppData\Local\Temp\4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
"C:\Users\Admin\AppData\Local\Temp\4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Users\Admin\AppData\Local\Temp\4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
  "C:\Users\Admin\AppData\Local\Temp\4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2516

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2516-57-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-14-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-3-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-4-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-5-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-12-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-54-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-10-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2516-7-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-6-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-296-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2516-28-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-66-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-293-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2516-64-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-62-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-61-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-59-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-20-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-295-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2516-294-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2516-50-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-49-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-46-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-44-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-43-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-40-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-38-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-36-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-34-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-32-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-26-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-24-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-22-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-30-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-18-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2516-16-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2696-2-0x0000000000300000-0x000000000030A000-memory.dmp

Filesize
40KB

Download
memory/2696-1-0x00000000008B0000-0x00000000008E6000-memory.dmp

Filesize
216KB

Download
memory/2696-0-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download