njrat | 4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6

Analysis

max time kernel
119s
max time network
112s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 01:45

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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-1-5-21-3227495264-2217614367-4027411560-1000\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 3360 set thread context of 1772	3360	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 behavior: EnumeratesProcesses 2 IoCs

Processes:

4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe

pid	process
3360	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
3360	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe

Suspicious use of AdjustPrivilegeToken 30 IoCs

Processes:

4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe

description	pid	process
Token: SeDebugPrivilege	3360	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeDebugPrivilege	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: 33	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
Token: SeIncBasePriorityPrivilege	1772	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe

description	pid	process	target process
PID 3360 wrote to memory of 4728	3360	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 3360 wrote to memory of 4728	3360	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 3360 wrote to memory of 4728	3360	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 3360 wrote to memory of 1772	3360	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 3360 wrote to memory of 1772	3360	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 3360 wrote to memory of 1772	3360	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 3360 wrote to memory of 1772	3360	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 3360 wrote to memory of 1772	3360	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 3360 wrote to memory of 1772	3360	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 3360 wrote to memory of 1772	3360	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 3360 wrote to memory of 1772	3360	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe	4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
PID 3360 wrote to memory of 1772	3360	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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3360
- C:\Users\Admin\AppData\Local\Temp\4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe
  "C:\Users\Admin\AppData\Local\Temp\4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe"
  2⤵
  PID:4728
- 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:1772

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

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\4ea8f9545fbeb50d8ec21afe019180a6b3dea6e109273bf284d85d22295b63a6.exe.log

Filesize
410B

MD5
3bbb825ef1319deb378787046587112b

SHA1
67da95f0031be525b4cf10645632ca34d66b913b

SHA256
d9c6d00fad02f7a9ef0fcddc298ffd58b17020fb12b1336d5733237cbfadb1e0

SHA512
7771ae543e188d544e1bb6c65e0453a6777c1c39790a355f4cce652a815bfaf94dd426de3db910a67bd06e463ac0143d9e2ca44d2b12af7f0d84c27b4a09cc54

Download Submit
memory/1772-46-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-292-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/1772-293-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/1772-44-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-5-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-38-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-290-0x0000000005C30000-0x0000000005C3A000-memory.dmp

Filesize
40KB

Download
memory/1772-14-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-68-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-287-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/1772-66-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-64-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-62-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-60-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-58-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-288-0x0000000005980000-0x0000000005A1C000-memory.dmp

Filesize
624KB

Download
memory/1772-56-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-36-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-52-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-50-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-48-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-289-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/1772-40-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-42-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-54-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-34-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-32-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-30-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-28-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-26-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-24-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-22-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-20-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-18-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-16-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-12-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-10-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1772-70-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3360-2-0x0000000005F50000-0x00000000064F4000-memory.dmp

Filesize
5.6MB

Download
memory/3360-4-0x0000000005820000-0x000000000582A000-memory.dmp

Filesize
40KB

Download
memory/3360-0-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

Filesize
4KB

Download
memory/3360-8-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/3360-291-0x0000000074F90000-0x0000000075740000-memory.dmp

Filesize
7.7MB

Download
memory/3360-1-0x0000000000E90000-0x0000000000EC6000-memory.dmp

Filesize
216KB

Download
memory/3360-3-0x00000000058B0000-0x0000000005942000-memory.dmp

Filesize
584KB

Download