njrat | 33d3d6d79232d61d88f214d83d6eab25ad9c40aff24045745795e97955388420

Analysis

max time kernel
150s
max time network
149s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
14-01-2025 15:22

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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 victim discovery evasion execution persistence trojan

Malware Config

Extracted

Family

njrat

Version

<- NjRAT 0.7d Horror Edition ->

Botnet

Victim

2.tcp.eu.ngrok.io:14206

Mutex

414bf8bf8acc3fbb7978d9d782a996a1

Attributes

reg_key
414bf8bf8acc3fbb7978d9d782a996a1
splitter
Y262SUCZ4UJJ

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

Executes dropped EXE 2 IoCs

pid	Process
3152	botnet.exe
1968	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-1-5-21-4018527317-446799424-2810249686-1000\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
3564	powershell.exe

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

Web Service

T1102

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

Launches sc.exe 3 IoCs

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

pid	Process
4604	sc.exe
3332	sc.exe
128	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 16 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	botnet.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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	botnet.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	botnet.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	cmd.exe
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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
2372	reg.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
240	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe
1108	botnet.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1108	botnet.exe

Suspicious use of AdjustPrivilegeToken 38 IoCs

description	pid	Process
Token: SeDebugPrivilege	1108	botnet.exe
Token: SeDebugPrivilege	3564	powershell.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe
Token: SeDebugPrivilege	3152	botnet.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe
Token: SeDebugPrivilege	1968	botnet.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe
Token: 33	1108	botnet.exe
Token: SeIncBasePriorityPrivilege	1108	botnet.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 1108 wrote to memory of 4748	1108	botnet.exe	77
PID 1108 wrote to memory of 4748	1108	botnet.exe	77
PID 1108 wrote to memory of 4748	1108	botnet.exe	77
PID 1108 wrote to memory of 4872	1108	botnet.exe	79
PID 1108 wrote to memory of 4872	1108	botnet.exe	79
PID 1108 wrote to memory of 4872	1108	botnet.exe	79
PID 4872 wrote to memory of 3564	4872	cmd.exe	81
PID 4872 wrote to memory of 3564	4872	cmd.exe	81
PID 4872 wrote to memory of 3564	4872	cmd.exe	81
PID 1108 wrote to memory of 3892	1108	botnet.exe	82
PID 1108 wrote to memory of 3892	1108	botnet.exe	82
PID 1108 wrote to memory of 3892	1108	botnet.exe	82
PID 3892 wrote to memory of 4604	3892	cmd.exe	84
PID 3892 wrote to memory of 4604	3892	cmd.exe	84
PID 3892 wrote to memory of 4604	3892	cmd.exe	84
PID 1108 wrote to memory of 1792	1108	botnet.exe	85
PID 1108 wrote to memory of 1792	1108	botnet.exe	85
PID 1108 wrote to memory of 1792	1108	botnet.exe	85
PID 1792 wrote to memory of 3332	1792	cmd.exe	87
PID 1792 wrote to memory of 3332	1792	cmd.exe	87
PID 1792 wrote to memory of 3332	1792	cmd.exe	87
PID 1108 wrote to memory of 2072	1108	botnet.exe	88
PID 1108 wrote to memory of 2072	1108	botnet.exe	88
PID 1108 wrote to memory of 2072	1108	botnet.exe	88
PID 2072 wrote to memory of 128	2072	cmd.exe	90
PID 2072 wrote to memory of 128	2072	cmd.exe	90
PID 2072 wrote to memory of 128	2072	cmd.exe	90
PID 1108 wrote to memory of 1100	1108	botnet.exe	91
PID 1108 wrote to memory of 1100	1108	botnet.exe	91
PID 1108 wrote to memory of 1100	1108	botnet.exe	91
PID 1108 wrote to memory of 240	1108	botnet.exe	93
PID 1108 wrote to memory of 240	1108	botnet.exe	93
PID 1108 wrote to memory of 240	1108	botnet.exe	93
PID 1108 wrote to memory of 3840	1108	botnet.exe	95
PID 1108 wrote to memory of 3840	1108	botnet.exe	95
PID 1108 wrote to memory of 3840	1108	botnet.exe	95
PID 3840 wrote to memory of 2372	3840	cmd.exe	97
PID 3840 wrote to memory of 2372	3840	cmd.exe	97
PID 3840 wrote to memory of 2372	3840	cmd.exe	97

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
4748	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:1108
- 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:4748
- C:\Windows\SysWOW64\cmd.exe
  cmd /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4872
- - 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:3564
- C:\Windows\SysWOW64\cmd.exe
  cmd /c sc query windefend
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3892
- - C:\Windows\SysWOW64\sc.exe
    sc query windefend
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:4604
- C:\Windows\SysWOW64\cmd.exe
  cmd /c sc stop windefend
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1792
- - C:\Windows\SysWOW64\sc.exe
    sc stop windefend
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:3332
- C:\Windows\SysWOW64\cmd.exe
  cmd /c sc delete windefend
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2072
- - C:\Windows\SysWOW64\sc.exe
    sc delete windefend
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:128
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /delete /tn CleanSweepCheck /f
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1100
- 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:240
- 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:3840
- - 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:2372

C:\Users\Admin\AppData\Local\Temp\botnet.exe
C:\Users\Admin\AppData\Local\Temp\botnet.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3152

C:\Users\Admin\AppData\Local\Temp\botnet.exe
C:\Users\Admin\AppData\Local\Temp\botnet.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1968

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\botnet.exe.log

Filesize
319B

MD5
2a0834560ed3770fc33d7a42f8229722

SHA1
c8c85f989e7a216211cf9e4ce90b0cc95354aa53

SHA256
8aa2d836004258f1a1195dc4a96215b685aed0c46a261a2860625d424e9402b6

SHA512
c5b64d84e57eb8cc387b5feedf7719f1f7ae21f6197169f5f73bc86deddb538b9af3c9952c94c4f69ae956e1656d11ab7441c292d2d850a4d2aaa9ec678f8e82

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0scnuj0s.5sn.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\botnet.exe

Filesize
55KB

MD5
75c3c6f848f99103c46d785d1a488138

SHA1
3f75be65932cec817261d8a5e4c26ebd643bb07b

SHA256
33d3d6d79232d61d88f214d83d6eab25ad9c40aff24045745795e97955388420

SHA512
66e7dfaabc302b4bea87760869a12d50e9e9657485b14af1bdea7334f3a441675d8c4cd307109e28b6f14962c3d20e7e005ab68562b1ebe6ba6b17bdc246bc50

Download Submit
memory/1108-1-0x0000000075220000-0x00000000757D1000-memory.dmp

Filesize
5.7MB

Download
memory/1108-4-0x0000000075220000-0x00000000757D1000-memory.dmp

Filesize
5.7MB

Download
memory/1108-0-0x0000000075221000-0x0000000075222000-memory.dmp

Filesize
4KB

Download
memory/1108-22-0x0000000075220000-0x00000000757D1000-memory.dmp

Filesize
5.7MB

Download
memory/3564-24-0x000000006F7F0000-0x000000006F83C000-memory.dmp

Filesize
304KB

Download
memory/3564-35-0x0000000072E40000-0x00000000735F1000-memory.dmp

Filesize
7.7MB

Download
memory/3564-9-0x00000000054B0000-0x0000000005516000-memory.dmp

Filesize
408KB

Download
memory/3564-10-0x0000000005520000-0x0000000005586000-memory.dmp

Filesize
408KB

Download
memory/3564-7-0x0000000072E40000-0x00000000735F1000-memory.dmp

Filesize
7.7MB

Download
memory/3564-19-0x0000000005D80000-0x00000000060D7000-memory.dmp

Filesize
3.3MB

Download
memory/3564-20-0x00000000062A0000-0x00000000062BE000-memory.dmp

Filesize
120KB

Download
memory/3564-21-0x00000000062E0000-0x000000000632C000-memory.dmp

Filesize
304KB

Download
memory/3564-6-0x0000000072E40000-0x00000000735F1000-memory.dmp

Filesize
7.7MB

Download
memory/3564-5-0x0000000005750000-0x0000000005D7A000-memory.dmp

Filesize
6.2MB

Download
memory/3564-23-0x0000000007260000-0x0000000007294000-memory.dmp

Filesize
208KB

Download
memory/3564-30-0x0000000072E40000-0x00000000735F1000-memory.dmp

Filesize
7.7MB

Download
memory/3564-34-0x00000000072A0000-0x00000000072BE000-memory.dmp

Filesize
120KB

Download
memory/3564-8-0x0000000005410000-0x0000000005432000-memory.dmp

Filesize
136KB

Download
memory/3564-36-0x0000000072E40000-0x00000000735F1000-memory.dmp

Filesize
7.7MB

Download
memory/3564-37-0x00000000072C0000-0x0000000007364000-memory.dmp

Filesize
656KB

Download
memory/3564-38-0x0000000007C40000-0x00000000082BA000-memory.dmp

Filesize
6.5MB

Download
memory/3564-39-0x0000000007600000-0x000000000761A000-memory.dmp

Filesize
104KB

Download
memory/3564-40-0x0000000007680000-0x000000000768A000-memory.dmp

Filesize
40KB

Download
memory/3564-41-0x0000000007890000-0x0000000007926000-memory.dmp

Filesize
600KB

Download
memory/3564-42-0x0000000007810000-0x0000000007821000-memory.dmp

Filesize
68KB

Download
memory/3564-43-0x0000000007840000-0x000000000784E000-memory.dmp

Filesize
56KB

Download
memory/3564-44-0x0000000007850000-0x0000000007865000-memory.dmp

Filesize
84KB

Download
memory/3564-45-0x0000000007950000-0x000000000796A000-memory.dmp

Filesize
104KB

Download
memory/3564-46-0x0000000007940000-0x0000000007948000-memory.dmp

Filesize
32KB

Download
memory/3564-49-0x0000000072E40000-0x00000000735F1000-memory.dmp

Filesize
7.7MB

Download
memory/3564-3-0x0000000002AC0000-0x0000000002AF6000-memory.dmp

Filesize
216KB

Download
memory/3564-2-0x0000000072E4E000-0x0000000072E4F000-memory.dmp

Filesize
4KB

Download