njrat | b9cae0739fc6daee051551b3e1dfabd39db41c2996f3a905254a71def555ba36

Analysis

max time kernel
149s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:25

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General

Target

6062c88bd655b72adfaa8b8fb95d56c6.exe
Size

28KB
MD5

6062c88bd655b72adfaa8b8fb95d56c6
SHA1

5bb7960154a50f23da19dae33955daf14b569e65
SHA256

c1c091908a719aca66bb7853c4ac1c39b17ceefa279cb8d1261e70c593fa97e5
SHA512

5f5f38ca0704f5e8029daa56321af9d6e4d2ea4dd086b194aebbbb01a2cb8d8df8e52b90e9781cd1c9f387a561b91a2a6ff7522873051906b66bab3e49a9f90c
SSDEEP

384:2gJGJl7tj1Msagab1h5Vh+2CWmqDebD59ePbGBsbh0w4wlAokw9OhgOL1vYRGOZr:S7nMsanzR+2cqEDveyBKh0p29SgRWM

Score

10^/10

njrat hacked defense_evasion discovery persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

xpalhack.ddns.net:107

Mutex

7716eb875d4bae48da108d24c4ab3b3e

Attributes

reg_key
7716eb875d4bae48da108d24c4ab3b3e
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
2908	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\7716eb875d4bae48da108d24c4ab3b3e.exe	Desktop.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\7716eb875d4bae48da108d24c4ab3b3e.exe	Desktop.exe

Executes dropped EXE 1 IoCs

pid	Process
2672	Desktop.exe

Loads dropped DLL 2 IoCs

pid	Process
2820	6062c88bd655b72adfaa8b8fb95d56c6.exe
2820	6062c88bd655b72adfaa8b8fb95d56c6.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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\7716eb875d4bae48da108d24c4ab3b3e = "\"C:\\Users\\Admin\\AppData\\Roaming\\Desktop.exe\" .."	Desktop.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\7716eb875d4bae48da108d24c4ab3b3e = "\"C:\\Users\\Admin\\AppData\\Roaming\\Desktop.exe\" .."	Desktop.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 opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\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	6062c88bd655b72adfaa8b8fb95d56c6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Desktop.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious behavior: EnumeratesProcesses 43 IoCs

pid	Process
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe
2672	Desktop.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2672	Desktop.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2820 wrote to memory of 2672	2820	6062c88bd655b72adfaa8b8fb95d56c6.exe	30
PID 2820 wrote to memory of 2672	2820	6062c88bd655b72adfaa8b8fb95d56c6.exe	30
PID 2820 wrote to memory of 2672	2820	6062c88bd655b72adfaa8b8fb95d56c6.exe	30
PID 2820 wrote to memory of 2672	2820	6062c88bd655b72adfaa8b8fb95d56c6.exe	30
PID 2672 wrote to memory of 2908	2672	Desktop.exe	31
PID 2672 wrote to memory of 2908	2672	Desktop.exe	31
PID 2672 wrote to memory of 2908	2672	Desktop.exe	31
PID 2672 wrote to memory of 2908	2672	Desktop.exe	31

C:\Users\Admin\AppData\Local\Temp\6062c88bd655b72adfaa8b8fb95d56c6.exe
"C:\Users\Admin\AppData\Local\Temp\6062c88bd655b72adfaa8b8fb95d56c6.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2820
- C:\Users\Admin\AppData\Roaming\Desktop.exe
  "C:\Users\Admin\AppData\Roaming\Desktop.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:2672
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\Desktop.exe" "Desktop.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2908

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

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Downloads

\Users\Admin\AppData\Roaming\Desktop.exe

Filesize
28KB

MD5
6062c88bd655b72adfaa8b8fb95d56c6

SHA1
5bb7960154a50f23da19dae33955daf14b569e65

SHA256
c1c091908a719aca66bb7853c4ac1c39b17ceefa279cb8d1261e70c593fa97e5

SHA512
5f5f38ca0704f5e8029daa56321af9d6e4d2ea4dd086b194aebbbb01a2cb8d8df8e52b90e9781cd1c9f387a561b91a2a6ff7522873051906b66bab3e49a9f90c

Download Submit
memory/2672-13-0x0000000074330000-0x00000000748DB000-memory.dmp

Filesize
5.7MB

Download
memory/2672-15-0x0000000074330000-0x00000000748DB000-memory.dmp

Filesize
5.7MB

Download
memory/2672-17-0x0000000074330000-0x00000000748DB000-memory.dmp

Filesize
5.7MB

Download
memory/2820-0-0x0000000074331000-0x0000000074332000-memory.dmp

Filesize
4KB

Download
memory/2820-1-0x0000000074330000-0x00000000748DB000-memory.dmp

Filesize
5.7MB

Download
memory/2820-3-0x0000000074330000-0x00000000748DB000-memory.dmp

Filesize
5.7MB

Download
memory/2820-14-0x0000000074330000-0x00000000748DB000-memory.dmp

Filesize
5.7MB

Download