njrat | 677dbc521d1d7babe3fc7676f20083ba4b712b910301bef2c0fd250a25fc6984

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14-01-2025 14:54

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General

Target

botnet.exe
Size

198KB
MD5

3d257d086f0deb8f071750ecd2f0920d
SHA1

aba1c55c9b4b6508b18731890fb53bb3a9c1ab0f
SHA256

677dbc521d1d7babe3fc7676f20083ba4b712b910301bef2c0fd250a25fc6984
SHA512

f3b191f46aa3b801618366a027a40a5b6df420eef2f875f295c7146666aa3d8bfbd01d5405d8b6e779a31e8e79530a91aa69028d6cf011163b97a9491894b74a
SSDEEP

6144:PMhkGNbq9+R0asskirU+sHzSTWv42iRhuq5T25:kctZlirtWv42J

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

Executes dropped EXE 2 IoCs

pid	Process
4244	botnet.exe
2156	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-1-5-21-4050598569-1597076380-177084960-1000\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
2676	powershell.exe

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

Web Service

T1102

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

Launches sc.exe 3 IoCs

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

pid	Process
4624	sc.exe
3460	sc.exe
4444	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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	botnet.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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	sc.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
2036	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
3972	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe
1796	botnet.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1796	botnet.exe

Suspicious use of AdjustPrivilegeToken 38 IoCs

description	pid	Process
Token: SeDebugPrivilege	1796	botnet.exe
Token: SeDebugPrivilege	2676	powershell.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe
Token: SeDebugPrivilege	4244	botnet.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe
Token: SeDebugPrivilege	2156	botnet.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe
Token: 33	1796	botnet.exe
Token: SeIncBasePriorityPrivilege	1796	botnet.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 1796 wrote to memory of 2068	1796	botnet.exe	82
PID 1796 wrote to memory of 2068	1796	botnet.exe	82
PID 1796 wrote to memory of 2068	1796	botnet.exe	82
PID 1796 wrote to memory of 2940	1796	botnet.exe	84
PID 1796 wrote to memory of 2940	1796	botnet.exe	84
PID 1796 wrote to memory of 2940	1796	botnet.exe	84
PID 2940 wrote to memory of 2676	2940	cmd.exe	86
PID 2940 wrote to memory of 2676	2940	cmd.exe	86
PID 2940 wrote to memory of 2676	2940	cmd.exe	86
PID 1796 wrote to memory of 5028	1796	botnet.exe	87
PID 1796 wrote to memory of 5028	1796	botnet.exe	87
PID 1796 wrote to memory of 5028	1796	botnet.exe	87
PID 5028 wrote to memory of 4624	5028	cmd.exe	89
PID 5028 wrote to memory of 4624	5028	cmd.exe	89
PID 5028 wrote to memory of 4624	5028	cmd.exe	89
PID 1796 wrote to memory of 4516	1796	botnet.exe	90
PID 1796 wrote to memory of 4516	1796	botnet.exe	90
PID 1796 wrote to memory of 4516	1796	botnet.exe	90
PID 4516 wrote to memory of 3460	4516	cmd.exe	92
PID 4516 wrote to memory of 3460	4516	cmd.exe	92
PID 4516 wrote to memory of 3460	4516	cmd.exe	92
PID 1796 wrote to memory of 1716	1796	botnet.exe	93
PID 1796 wrote to memory of 1716	1796	botnet.exe	93
PID 1796 wrote to memory of 1716	1796	botnet.exe	93
PID 1716 wrote to memory of 4444	1716	cmd.exe	95
PID 1716 wrote to memory of 4444	1716	cmd.exe	95
PID 1716 wrote to memory of 4444	1716	cmd.exe	95
PID 1796 wrote to memory of 64	1796	botnet.exe	96
PID 1796 wrote to memory of 64	1796	botnet.exe	96
PID 1796 wrote to memory of 64	1796	botnet.exe	96
PID 1796 wrote to memory of 3972	1796	botnet.exe	98
PID 1796 wrote to memory of 3972	1796	botnet.exe	98
PID 1796 wrote to memory of 3972	1796	botnet.exe	98
PID 1796 wrote to memory of 1872	1796	botnet.exe	100
PID 1796 wrote to memory of 1872	1796	botnet.exe	100
PID 1796 wrote to memory of 1872	1796	botnet.exe	100
PID 1872 wrote to memory of 2036	1872	cmd.exe	102
PID 1872 wrote to memory of 2036	1872	cmd.exe	102
PID 1872 wrote to memory of 2036	1872	cmd.exe	102

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2068	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:1796
- 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:2068
- C:\Windows\SysWOW64\cmd.exe
  cmd /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2940
- - 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:2676
- C:\Windows\SysWOW64\cmd.exe
  cmd /c sc query windefend
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5028
- - C:\Windows\SysWOW64\sc.exe
    sc query windefend
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:4624
- C:\Windows\SysWOW64\cmd.exe
  cmd /c sc stop windefend
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4516
- - C:\Windows\SysWOW64\sc.exe
    sc stop windefend
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:3460
- C:\Windows\SysWOW64\cmd.exe
  cmd /c sc delete windefend
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1716
- - C:\Windows\SysWOW64\sc.exe
    sc delete windefend
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:4444
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /delete /tn CleanSweepCheck /f
  2⤵
  - System Location Discovery: System Language Discovery
  PID:64
- 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:3972
- 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:1872
- - 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:2036

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:4244

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:2156

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
824ba7b7eed8b900a98dd25129c4cd83

SHA1
54478770b2158000ef365591d42977cb854453a1

SHA256
d182dd648c92e41cd62dccc65f130c07f0a96c03b32f907c3d1218e9aa5bda03

SHA512
ae4f3a9673711ecb6cc5d06874c587341d5094803923b53b6e982278fa64549d7acf866de165e23750facd55da556b6794c0d32f129f4087529c73acd4ffb11e

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1u1hsey4.gy4.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

Filesize
198KB

MD5
3d257d086f0deb8f071750ecd2f0920d

SHA1
aba1c55c9b4b6508b18731890fb53bb3a9c1ab0f

SHA256
677dbc521d1d7babe3fc7676f20083ba4b712b910301bef2c0fd250a25fc6984

SHA512
f3b191f46aa3b801618366a027a40a5b6df420eef2f875f295c7146666aa3d8bfbd01d5405d8b6e779a31e8e79530a91aa69028d6cf011163b97a9491894b74a

Download Submit
memory/1796-1-0x0000000075580000-0x0000000075B31000-memory.dmp

Filesize
5.7MB

Download
memory/1796-2-0x0000000075580000-0x0000000075B31000-memory.dmp

Filesize
5.7MB

Download
memory/1796-4-0x0000000075582000-0x0000000075583000-memory.dmp

Filesize
4KB

Download
memory/1796-6-0x0000000075580000-0x0000000075B31000-memory.dmp

Filesize
5.7MB

Download
memory/1796-0-0x0000000075582000-0x0000000075583000-memory.dmp

Filesize
4KB

Download
memory/1796-25-0x0000000075580000-0x0000000075B31000-memory.dmp

Filesize
5.7MB

Download
memory/2676-27-0x000000006F7A0000-0x000000006F7EC000-memory.dmp

Filesize
304KB

Download
memory/2676-39-0x0000000006E20000-0x0000000006E3E000-memory.dmp

Filesize
120KB

Download
memory/2676-11-0x00000000055C0000-0x0000000005626000-memory.dmp

Filesize
408KB

Download
memory/2676-12-0x0000000005630000-0x0000000005696000-memory.dmp

Filesize
408KB

Download
memory/2676-9-0x0000000073320000-0x0000000073AD0000-memory.dmp

Filesize
7.7MB

Download
memory/2676-22-0x00000000056A0000-0x00000000059F4000-memory.dmp

Filesize
3.3MB

Download
memory/2676-23-0x0000000005C50000-0x0000000005C6E000-memory.dmp

Filesize
120KB

Download
memory/2676-24-0x0000000005C90000-0x0000000005CDC000-memory.dmp

Filesize
304KB

Download
memory/2676-8-0x0000000073320000-0x0000000073AD0000-memory.dmp

Filesize
7.7MB

Download
memory/2676-7-0x0000000004F20000-0x0000000005548000-memory.dmp

Filesize
6.2MB

Download
memory/2676-37-0x0000000073320000-0x0000000073AD0000-memory.dmp

Filesize
7.7MB

Download
memory/2676-26-0x0000000006230000-0x0000000006262000-memory.dmp

Filesize
200KB

Download
memory/2676-38-0x0000000073320000-0x0000000073AD0000-memory.dmp

Filesize
7.7MB

Download
memory/2676-10-0x0000000004C90000-0x0000000004CB2000-memory.dmp

Filesize
136KB

Download
memory/2676-40-0x0000000006E50000-0x0000000006EF3000-memory.dmp

Filesize
652KB

Download
memory/2676-41-0x0000000073320000-0x0000000073AD0000-memory.dmp

Filesize
7.7MB

Download
memory/2676-42-0x00000000075D0000-0x0000000007C4A000-memory.dmp

Filesize
6.5MB

Download
memory/2676-43-0x00000000049B0000-0x00000000049CA000-memory.dmp

Filesize
104KB

Download
memory/2676-44-0x0000000007010000-0x000000000701A000-memory.dmp

Filesize
40KB

Download
memory/2676-45-0x0000000007220000-0x00000000072B6000-memory.dmp

Filesize
600KB

Download
memory/2676-46-0x00000000071A0000-0x00000000071B1000-memory.dmp

Filesize
68KB

Download
memory/2676-47-0x00000000071D0000-0x00000000071DE000-memory.dmp

Filesize
56KB

Download
memory/2676-48-0x00000000071E0000-0x00000000071F4000-memory.dmp

Filesize
80KB

Download
memory/2676-49-0x00000000072E0000-0x00000000072FA000-memory.dmp

Filesize
104KB

Download
memory/2676-50-0x00000000072C0000-0x00000000072C8000-memory.dmp

Filesize
32KB

Download
memory/2676-53-0x0000000073320000-0x0000000073AD0000-memory.dmp

Filesize
7.7MB

Download
memory/2676-5-0x0000000002360000-0x0000000002396000-memory.dmp

Filesize
216KB

Download
memory/2676-3-0x000000007332E000-0x000000007332F000-memory.dmp

Filesize
4KB

Download