njrat | a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad

Analysis

max time kernel
147s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-10-2024 23:47

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General

Target

a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Size

54KB
MD5

de420b822a655e8ab818cd5c7e4041d6
SHA1

22a947003686182eff38c7bbba3fce41f0202408
SHA256

a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad
SHA512

2daee5257c9f4467445ed60b492fc64249e8e021601804198cfd89b81eb080211a5ea2cb2d8e303014d9262ac5407ac68bf9add6e78d5c3d62fac51a7dd03146
SSDEEP

768:rb6ZSuxaE2EsltBhgrzJJ3U5JSN4xWQG35bmaePD5PvjwXXJdxIEpm3g:rb6SEGtBhgBJcGqWQcGD4X3xIEpm3g

Score

10^/10

njrat discovery evasion execution trojan

Malware Config

Signatures

Njrat family
njrat
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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

Processes:

powershell.exe

pid	Process
4316	powershell.exe

Launches sc.exe 3 IoCs

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

Processes:

sc.exesc.exesc.exe

pid	Process
820	sc.exe
3216	sc.exe
4592	sc.exe

System Location Discovery: System Language Discovery 1 TTPs 9 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

Processes:

cmd.exepowershell.execmd.exesc.exesc.exea5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exesc.execmd.execmd.exe

description	ioc	Process
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	cmd.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	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.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

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid	Process
4316	powershell.exe
4316	powershell.exe

Suspicious use of AdjustPrivilegeToken 36 IoCs

Processes:

powershell.exea5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe

description	pid	Process
Token: SeDebugPrivilege	4316	powershell.exe
Token: SeDebugPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: 33	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
Token: SeIncBasePriorityPrivilege	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.execmd.execmd.execmd.execmd.exe

description	pid	Process	procid_target
PID 4588 wrote to memory of 3532	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe	98
PID 4588 wrote to memory of 3532	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe	98
PID 4588 wrote to memory of 3532	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe	98
PID 3532 wrote to memory of 4316	3532	cmd.exe	100
PID 3532 wrote to memory of 4316	3532	cmd.exe	100
PID 3532 wrote to memory of 4316	3532	cmd.exe	100
PID 4588 wrote to memory of 4516	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe	104
PID 4588 wrote to memory of 4516	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe	104
PID 4588 wrote to memory of 4516	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe	104
PID 4516 wrote to memory of 3216	4516	cmd.exe	106
PID 4516 wrote to memory of 3216	4516	cmd.exe	106
PID 4516 wrote to memory of 3216	4516	cmd.exe	106
PID 4588 wrote to memory of 3916	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe	107
PID 4588 wrote to memory of 3916	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe	107
PID 4588 wrote to memory of 3916	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe	107
PID 3916 wrote to memory of 4592	3916	cmd.exe	109
PID 3916 wrote to memory of 4592	3916	cmd.exe	109
PID 3916 wrote to memory of 4592	3916	cmd.exe	109
PID 4588 wrote to memory of 4008	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe	110
PID 4588 wrote to memory of 4008	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe	110
PID 4588 wrote to memory of 4008	4588	a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe	110
PID 4008 wrote to memory of 820	4008	cmd.exe	112
PID 4008 wrote to memory of 820	4008	cmd.exe	112
PID 4008 wrote to memory of 820	4008	cmd.exe	112

C:\Users\Admin\AppData\Local\Temp\a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe
"C:\Users\Admin\AppData\Local\Temp\a5c90d2ae462cbb9d984a7d0913179df70a18a71617c02d360d0810c6a7c6bad.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4588
- C:\Windows\SysWOW64\cmd.exe
  cmd /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3532
- - 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 behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4316
- C:\Windows\SysWOW64\cmd.exe
  cmd /c sc query windefend
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4516
- - C:\Windows\SysWOW64\sc.exe
    sc query windefend
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:3216
- C:\Windows\SysWOW64\cmd.exe
  cmd /c sc stop windefend
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3916
- - C:\Windows\SysWOW64\sc.exe
    sc stop windefend
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:4592
- C:\Windows\SysWOW64\cmd.exe
  cmd /c sc delete windefend
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4008
- - C:\Windows\SysWOW64\sc.exe
    sc delete windefend
    3⤵
    - Launches sc.exe
    - System Location Discovery: System Language Discovery
    PID:820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

System Services

T1569

Service Execution

T1569.002

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_b12j1vpp.xsk.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4316-24-0x0000000006950000-0x000000000699C000-memory.dmp

Filesize
304KB

Download
memory/4316-8-0x0000000072A50000-0x0000000073200000-memory.dmp

Filesize
7.7MB

Download
memory/4316-3-0x0000000072A5E000-0x0000000072A5F000-memory.dmp

Filesize
4KB

Download
memory/4316-25-0x0000000006E60000-0x0000000006E92000-memory.dmp

Filesize
200KB

Download
memory/4316-5-0x0000000002F30000-0x0000000002F66000-memory.dmp

Filesize
216KB

Download
memory/4316-52-0x0000000072A50000-0x0000000073200000-memory.dmp

Filesize
7.7MB

Download
memory/4316-7-0x0000000005B60000-0x0000000006188000-memory.dmp

Filesize
6.2MB

Download
memory/4316-26-0x0000000072A50000-0x0000000073200000-memory.dmp

Filesize
7.7MB

Download
memory/4316-9-0x0000000072A50000-0x0000000073200000-memory.dmp

Filesize
7.7MB

Download
memory/4316-10-0x00000000059A0000-0x00000000059C2000-memory.dmp

Filesize
136KB

Download
memory/4316-11-0x0000000005A40000-0x0000000005AA6000-memory.dmp

Filesize
408KB

Download
memory/4316-12-0x0000000006190000-0x00000000061F6000-memory.dmp

Filesize
408KB

Download
memory/4316-49-0x0000000007EB0000-0x0000000007EB8000-memory.dmp

Filesize
32KB

Download
memory/4316-27-0x000000006EED0000-0x000000006EF1C000-memory.dmp

Filesize
304KB

Download
memory/4316-23-0x0000000006860000-0x000000000687E000-memory.dmp

Filesize
120KB

Download
memory/4316-48-0x0000000007ED0000-0x0000000007EEA000-memory.dmp

Filesize
104KB

Download
memory/4316-47-0x0000000007DE0000-0x0000000007DF4000-memory.dmp

Filesize
80KB

Download
memory/4316-46-0x0000000007DD0000-0x0000000007DDE000-memory.dmp

Filesize
56KB

Download
memory/4316-22-0x0000000006280000-0x00000000065D4000-memory.dmp

Filesize
3.3MB

Download
memory/4316-37-0x0000000006E40000-0x0000000006E5E000-memory.dmp

Filesize
120KB

Download
memory/4316-38-0x0000000072A50000-0x0000000073200000-memory.dmp

Filesize
7.7MB

Download
memory/4316-39-0x0000000007A60000-0x0000000007B03000-memory.dmp

Filesize
652KB

Download
memory/4316-40-0x0000000072A50000-0x0000000073200000-memory.dmp

Filesize
7.7MB

Download
memory/4316-41-0x00000000081D0000-0x000000000884A000-memory.dmp

Filesize
6.5MB

Download
memory/4316-42-0x0000000007B90000-0x0000000007BAA000-memory.dmp

Filesize
104KB

Download
memory/4316-43-0x0000000007C00000-0x0000000007C0A000-memory.dmp

Filesize
40KB

Download
memory/4316-44-0x0000000007E10000-0x0000000007EA6000-memory.dmp

Filesize
600KB

Download
memory/4316-45-0x0000000007D90000-0x0000000007DA1000-memory.dmp

Filesize
68KB

Download
memory/4588-2-0x0000000075240000-0x00000000757F1000-memory.dmp

Filesize
5.7MB

Download
memory/4588-4-0x0000000075242000-0x0000000075243000-memory.dmp

Filesize
4KB

Download
memory/4588-0-0x0000000075242000-0x0000000075243000-memory.dmp

Filesize
4KB

Download
memory/4588-1-0x0000000075240000-0x00000000757F1000-memory.dmp

Filesize
5.7MB

Download
memory/4588-6-0x0000000075240000-0x00000000757F1000-memory.dmp

Filesize
5.7MB

Download