njrat | 33d3d6d79232d61d88f214d83d6eab25ad9c40aff24045745795e97955388420

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
14-01-2025 15:31

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General

Target

botnet.exe
Size

55KB
MD5

75c3c6f848f99103c46d785d1a488138
SHA1

3f75be65932cec817261d8a5e4c26ebd643bb07b
SHA256

33d3d6d79232d61d88f214d83d6eab25ad9c40aff24045745795e97955388420
SHA512

66e7dfaabc302b4bea87760869a12d50e9e9657485b14af1bdea7334f3a441675d8c4cd307109e28b6f14962c3d20e7e005ab68562b1ebe6ba6b17bdc246bc50
SSDEEP

1536:D/pMDnE4uNRty4XzPhhDVwsNMDwXExI3pm1Om:dMDnlYk4XdhDVwsNMDwXExI3pm

Score

10^/10

njrat discovery evasion execution persistence trojan

Malware Config

Signatures

Njrat family
njrat

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	reg.exe

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\414bf8bf8acc3fbb7978d9d782a996a1.exe	botnet.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\414bf8bf8acc3fbb7978d9d782a996a1.exe	botnet.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\414bf8bf8acc3fbb7978d9d782a996a1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\botnet.exe\" .."	botnet.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\414bf8bf8acc3fbb7978d9d782a996a1 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\botnet.exe\" .."	botnet.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2744	powershell.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs

Web Service

T1102

flow	ioc
2	2.tcp.eu.ngrok.io

Launches sc.exe 3 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2820	sc.exe
2612	sc.exe
1620	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 17 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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	botnet.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
332	PING.EXE
2632	cmd.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
2168	reg.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
332	PING.EXE

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
3068	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe
2876	botnet.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2876	botnet.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	2876	botnet.exe
Token: SeDebugPrivilege	2744	powershell.exe
Token: 33	2876	botnet.exe
Token: SeIncBasePriorityPrivilege	2876	botnet.exe
Token: 33	2876	botnet.exe
Token: SeIncBasePriorityPrivilege	2876	botnet.exe
Token: 33	2876	botnet.exe
Token: SeIncBasePriorityPrivilege	2876	botnet.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2876 wrote to memory of 2748	2876	botnet.exe	30
PID 2876 wrote to memory of 2748	2876	botnet.exe	30
PID 2876 wrote to memory of 2748	2876	botnet.exe	30
PID 2876 wrote to memory of 2748	2876	botnet.exe	30
PID 2876 wrote to memory of 2816	2876	botnet.exe	32
PID 2876 wrote to memory of 2816	2876	botnet.exe	32
PID 2876 wrote to memory of 2816	2876	botnet.exe	32
PID 2876 wrote to memory of 2816	2876	botnet.exe	32
PID 2816 wrote to memory of 2744	2816	cmd.exe	34
PID 2816 wrote to memory of 2744	2816	cmd.exe	34
PID 2816 wrote to memory of 2744	2816	cmd.exe	34
PID 2816 wrote to memory of 2744	2816	cmd.exe	34
PID 2876 wrote to memory of 2728	2876	botnet.exe	35
PID 2876 wrote to memory of 2728	2876	botnet.exe	35
PID 2876 wrote to memory of 2728	2876	botnet.exe	35
PID 2876 wrote to memory of 2728	2876	botnet.exe	35
PID 2728 wrote to memory of 2820	2728	cmd.exe	37
PID 2728 wrote to memory of 2820	2728	cmd.exe	37
PID 2728 wrote to memory of 2820	2728	cmd.exe	37
PID 2728 wrote to memory of 2820	2728	cmd.exe	37
PID 2876 wrote to memory of 2828	2876	botnet.exe	38
PID 2876 wrote to memory of 2828	2876	botnet.exe	38
PID 2876 wrote to memory of 2828	2876	botnet.exe	38
PID 2876 wrote to memory of 2828	2876	botnet.exe	38
PID 2828 wrote to memory of 2612	2828	cmd.exe	40
PID 2828 wrote to memory of 2612	2828	cmd.exe	40
PID 2828 wrote to memory of 2612	2828	cmd.exe	40
PID 2828 wrote to memory of 2612	2828	cmd.exe	40
PID 2876 wrote to memory of 2656	2876	botnet.exe	41
PID 2876 wrote to memory of 2656	2876	botnet.exe	41
PID 2876 wrote to memory of 2656	2876	botnet.exe	41
PID 2876 wrote to memory of 2656	2876	botnet.exe	41
PID 2656 wrote to memory of 1620	2656	cmd.exe	43
PID 2656 wrote to memory of 1620	2656	cmd.exe	43
PID 2656 wrote to memory of 1620	2656	cmd.exe	43
PID 2656 wrote to memory of 1620	2656	cmd.exe	43
PID 2876 wrote to memory of 3060	2876	botnet.exe	44
PID 2876 wrote to memory of 3060	2876	botnet.exe	44
PID 2876 wrote to memory of 3060	2876	botnet.exe	44
PID 2876 wrote to memory of 3060	2876	botnet.exe	44
PID 2876 wrote to memory of 3068	2876	botnet.exe	46
PID 2876 wrote to memory of 3068	2876	botnet.exe	46
PID 2876 wrote to memory of 3068	2876	botnet.exe	46
PID 2876 wrote to memory of 3068	2876	botnet.exe	46
PID 2876 wrote to memory of 684	2876	botnet.exe	48
PID 2876 wrote to memory of 684	2876	botnet.exe	48
PID 2876 wrote to memory of 684	2876	botnet.exe	48
PID 2876 wrote to memory of 684	2876	botnet.exe	48
PID 684 wrote to memory of 2168	684	cmd.exe	50
PID 684 wrote to memory of 2168	684	cmd.exe	50
PID 684 wrote to memory of 2168	684	cmd.exe	50
PID 684 wrote to memory of 2168	684	cmd.exe	50
PID 2876 wrote to memory of 860	2876	botnet.exe	52
PID 2876 wrote to memory of 860	2876	botnet.exe	52
PID 2876 wrote to memory of 860	2876	botnet.exe	52
PID 2876 wrote to memory of 860	2876	botnet.exe	52
PID 2876 wrote to memory of 2632	2876	botnet.exe	54
PID 2876 wrote to memory of 2632	2876	botnet.exe	54
PID 2876 wrote to memory of 2632	2876	botnet.exe	54
PID 2876 wrote to memory of 2632	2876	botnet.exe	54
PID 2632 wrote to memory of 332	2632	cmd.exe	56
PID 2632 wrote to memory of 332	2632	cmd.exe	56
PID 2632 wrote to memory of 332	2632	cmd.exe	56
PID 2632 wrote to memory of 332	2632	cmd.exe	56

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2748	attrib.exe

C:\Users\Admin\AppData\Local\Temp\botnet.exe
"C:\Users\Admin\AppData\Local\Temp\botnet.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2876
- C:\Windows\SysWOW64\attrib.exe
  attrib +h "C:\Users\Admin\AppData\Local\Temp\botnet.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Views/modifies file attributes
  PID:2748
- C:\Windows\SysWOW64\cmd.exe
  cmd /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2816
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell Set-MpPreference -DisableRealtimeMonitoring $true
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2744
- C:\Windows\SysWOW64\cmd.exe
  cmd /c sc query windefend
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2728
- - C:\Windows\SysWOW64\sc.exe
    sc query windefend
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:2820
- C:\Windows\SysWOW64\cmd.exe
  cmd /c sc stop windefend
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2828
- - C:\Windows\SysWOW64\sc.exe
    sc stop windefend
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:2612
- C:\Windows\SysWOW64\cmd.exe
  cmd /c sc delete windefend
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2656
- - C:\Windows\SysWOW64\sc.exe
    sc delete windefend
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:1620
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /delete /tn CleanSweepCheck /f
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3060
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /sc minute /mo 1 /tn CleanSweepCheck /tr C:\Users\Admin\AppData\Local\Temp\botnet.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3068
- C:\Windows\SysWOW64\cmd.exe
  cmd /c reg ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:684
- - C:\Windows\SysWOW64\reg.exe
    reg ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /t REG_DWORD /d 0 /f
    3⤵
    - UAC bypass
    - System Location Discovery: System Language Discovery
    - Modifies registry key
    PID:2168
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /delete /tn CleanSweepCheck /f
  2⤵
  - System Location Discovery: System Language Discovery
  PID:860
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 0 -n 2 & del "C:\Users\Admin\AppData\Local\Temp\botnet.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2632
- - C:\Windows\SysWOW64\PING.EXE
    ping 0 -n 2
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

System Services

T1569

Service Execution

T1569.002

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

memory/2876-0-0x0000000073E51000-0x0000000073E52000-memory.dmp

Filesize
4KB

Download
memory/2876-1-0x0000000073E50000-0x00000000743FB000-memory.dmp

Filesize
5.7MB

Download
memory/2876-2-0x0000000073E50000-0x00000000743FB000-memory.dmp

Filesize
5.7MB

Download
memory/2876-5-0x0000000073E50000-0x00000000743FB000-memory.dmp

Filesize
5.7MB

Download
memory/2876-6-0x0000000073E50000-0x00000000743FB000-memory.dmp

Filesize
5.7MB

Download
memory/2876-10-0x0000000073E50000-0x00000000743FB000-memory.dmp

Filesize
5.7MB

Download