njrat | 83fd2015a5499a8c2703d91aa047d0f099b85e8aa5ef9f2643a4eda4144a8772

Analysis

max time kernel
150s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11/03/2025, 07:56

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2646ec6c76057d721a872ba333ac65cd7d962fa27338923b8a2d18099ba0f00a.exe
Size

29KB
MD5

e8889b6c7d9cb25fb2788016a7b287c3
SHA1

e99980baeebaeb9efdf8ec737937d777ce420635
SHA256

2646ec6c76057d721a872ba333ac65cd7d962fa27338923b8a2d18099ba0f00a
SHA512

66b9aa4bec8d0e023c4203f855ecfc84323cf7a3c960c90dbfa00e3f41040e299bbebf14d26803f4263f0411730b5fa57a362435f3f86230c097e2e997be4d9f
SSDEEP

768:UA7LeNXwlhgDZKUHZa93ooq5neXBKh0p29SgREp:H7LPbI+KhG29jEp

Score

10^/10

njrat hacked defense_evasion discovery persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

here123.ddns.net:1177

Mutex

301b5fcf8ce2fab8868e80b6c1f912fe

Attributes

reg_key
301b5fcf8ce2fab8868e80b6c1f912fe
splitter
|'|'|

Signatures

Njrat family
njrat
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
2976	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\301b5fcf8ce2fab8868e80b6c1f912fe.exe	System.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\301b5fcf8ce2fab8868e80b6c1f912fe.exe	System.exe

Executes dropped EXE 1 IoCs

pid	Process
1808	System.exe

Loads dropped DLL 1 IoCs

pid	Process
1288	2646ec6c76057d721a872ba333ac65cd7d962fa27338923b8a2d18099ba0f00a.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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\301b5fcf8ce2fab8868e80b6c1f912fe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.exe\" .."	System.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\301b5fcf8ce2fab8868e80b6c1f912fe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System.exe\" .."	System.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 3 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	2646ec6c76057d721a872ba333ac65cd7d962fa27338923b8a2d18099ba0f00a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	System.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious behavior: EnumeratesProcesses 39 IoCs

pid	Process
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe
1808	System.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1808	System.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1288 wrote to memory of 1808	1288	2646ec6c76057d721a872ba333ac65cd7d962fa27338923b8a2d18099ba0f00a.exe	30
PID 1288 wrote to memory of 1808	1288	2646ec6c76057d721a872ba333ac65cd7d962fa27338923b8a2d18099ba0f00a.exe	30
PID 1288 wrote to memory of 1808	1288	2646ec6c76057d721a872ba333ac65cd7d962fa27338923b8a2d18099ba0f00a.exe	30
PID 1288 wrote to memory of 1808	1288	2646ec6c76057d721a872ba333ac65cd7d962fa27338923b8a2d18099ba0f00a.exe	30
PID 1808 wrote to memory of 2976	1808	System.exe	31
PID 1808 wrote to memory of 2976	1808	System.exe	31
PID 1808 wrote to memory of 2976	1808	System.exe	31
PID 1808 wrote to memory of 2976	1808	System.exe	31

C:\Users\Admin\AppData\Local\Temp\2646ec6c76057d721a872ba333ac65cd7d962fa27338923b8a2d18099ba0f00a.exe
"C:\Users\Admin\AppData\Local\Temp\2646ec6c76057d721a872ba333ac65cd7d962fa27338923b8a2d18099ba0f00a.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1288
- C:\Users\Admin\AppData\Local\Temp\System.exe
  "C:\Users\Admin\AppData\Local\Temp\System.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1808
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\System.exe" "System.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2976

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

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
29KB

MD5
e8889b6c7d9cb25fb2788016a7b287c3

SHA1
e99980baeebaeb9efdf8ec737937d777ce420635

SHA256
2646ec6c76057d721a872ba333ac65cd7d962fa27338923b8a2d18099ba0f00a

SHA512
66b9aa4bec8d0e023c4203f855ecfc84323cf7a3c960c90dbfa00e3f41040e299bbebf14d26803f4263f0411730b5fa57a362435f3f86230c097e2e997be4d9f

Download Submit
memory/1288-0-0x0000000074CC1000-0x0000000074CC2000-memory.dmp

Filesize
4KB

Download
memory/1288-1-0x0000000074CC0000-0x000000007526B000-memory.dmp

Filesize
5.7MB

Download
memory/1288-2-0x0000000074CC0000-0x000000007526B000-memory.dmp

Filesize
5.7MB

Download
memory/1288-12-0x0000000074CC0000-0x000000007526B000-memory.dmp

Filesize
5.7MB

Download
memory/1808-11-0x0000000074CC0000-0x000000007526B000-memory.dmp

Filesize
5.7MB

Download
memory/1808-10-0x0000000074CC0000-0x000000007526B000-memory.dmp

Filesize
5.7MB

Download
memory/1808-14-0x0000000074CC0000-0x000000007526B000-memory.dmp

Filesize
5.7MB

Download
memory/1808-15-0x0000000074CC0000-0x000000007526B000-memory.dmp

Filesize
5.7MB

Download