njrat | ba5fae13322d5151dfb348ac1a2abc92d021617c154ef9d1e4efc70bf7fdf03b

General

Target

9A9E86899EB8F8279DFB72133BE528E0.exe
Size

749KB
MD5

9a9e86899eb8f8279dfb72133be528e0
SHA1

e6d233b3382830ab3b8d130ff296be2bf7de72e3
SHA256

ba5fae13322d5151dfb348ac1a2abc92d021617c154ef9d1e4efc70bf7fdf03b
SHA512

6947b28b67edf868c644c1f5f527efe107169ceaa383e2236feb486914651def57bc92b9c525d025a665a84307df81e70b5f102e3d85a9c1fd33a1e7fc563f0e
SSDEEP

12288:bcsCELA+12Hd5lpvS36pDfi/xN3xb2GzmtVzxWWx0GKl/yCQwEyC+oHRf4kzGhkR:5zmrzxWjGKl/WhOoxw0

Score

10^/10

njrat hacked discovery execution trojan

Malware Config

Extracted

Family

njrat

Version

v4.0

Botnet

HacKed

C2

103.186.117.182:7788

Mutex

Windows

Attributes

reg_key
Windows
splitter
|-F-|

Signatures

Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2892	powershell.exe
2756	powershell.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk	9A9E86899EB8F8279DFB72133BE528E0.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2092 set thread context of 2684	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	37

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	9A9E86899EB8F8279DFB72133BE528E0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9A9E86899EB8F8279DFB72133BE528E0.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
2860	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2092	9A9E86899EB8F8279DFB72133BE528E0.exe
2092	9A9E86899EB8F8279DFB72133BE528E0.exe
2092	9A9E86899EB8F8279DFB72133BE528E0.exe
2756	powershell.exe
2892	powershell.exe

Suspicious use of AdjustPrivilegeToken 32 IoCs

description	pid	Process
Token: SeDebugPrivilege	2092	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: SeDebugPrivilege	2892	powershell.exe
Token: SeDebugPrivilege	2756	powershell.exe
Token: SeDebugPrivilege	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: 33	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: SeIncBasePriorityPrivilege	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: 33	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: SeIncBasePriorityPrivilege	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: 33	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: SeIncBasePriorityPrivilege	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: 33	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: SeIncBasePriorityPrivilege	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: 33	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: SeIncBasePriorityPrivilege	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: 33	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: SeIncBasePriorityPrivilege	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: 33	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: SeIncBasePriorityPrivilege	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: 33	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: SeIncBasePriorityPrivilege	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: 33	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: SeIncBasePriorityPrivilege	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: 33	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: SeIncBasePriorityPrivilege	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: 33	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: SeIncBasePriorityPrivilege	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: 33	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: SeIncBasePriorityPrivilege	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: 33	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: SeIncBasePriorityPrivilege	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: 33	2684	9A9E86899EB8F8279DFB72133BE528E0.exe
Token: SeIncBasePriorityPrivilege	2684	9A9E86899EB8F8279DFB72133BE528E0.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2092 wrote to memory of 2892	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	31
PID 2092 wrote to memory of 2892	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	31
PID 2092 wrote to memory of 2892	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	31
PID 2092 wrote to memory of 2892	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	31
PID 2092 wrote to memory of 2756	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	33
PID 2092 wrote to memory of 2756	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	33
PID 2092 wrote to memory of 2756	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	33
PID 2092 wrote to memory of 2756	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	33
PID 2092 wrote to memory of 2860	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	35
PID 2092 wrote to memory of 2860	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	35
PID 2092 wrote to memory of 2860	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	35
PID 2092 wrote to memory of 2860	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	35
PID 2092 wrote to memory of 2684	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	37
PID 2092 wrote to memory of 2684	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	37
PID 2092 wrote to memory of 2684	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	37
PID 2092 wrote to memory of 2684	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	37
PID 2092 wrote to memory of 2684	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	37
PID 2092 wrote to memory of 2684	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	37
PID 2092 wrote to memory of 2684	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	37
PID 2092 wrote to memory of 2684	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	37
PID 2092 wrote to memory of 2684	2092	9A9E86899EB8F8279DFB72133BE528E0.exe	37

C:\Users\Admin\AppData\Local\Temp\9A9E86899EB8F8279DFB72133BE528E0.exe
"C:\Users\Admin\AppData\Local\Temp\9A9E86899EB8F8279DFB72133BE528E0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2092
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\9A9E86899EB8F8279DFB72133BE528E0.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2892
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ftKGjgysboAao.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2756
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ftKGjgysboAao" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE91.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2860
- C:\Users\Admin\AppData\Local\Temp\9A9E86899EB8F8279DFB72133BE528E0.exe
  "C:\Users\Admin\AppData\Local\Temp\9A9E86899EB8F8279DFB72133BE528E0.exe"
  2⤵
  - Drops startup file
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpE91.tmp

Filesize
1KB

MD5
be4bfa72d948690118b160f07c83b47e

SHA1
573f711de69742388d5db58e8d8992c5232d5eb4

SHA256
d8712ff673c28a116e9ace088887baffbd47ddbb28c1c061e917ee53ce63fcf7

SHA512
5126ca4d0fd9c88a806663f71d050df2d7d0c3a3037248812ff2a3ff654a7f0109e00e10fe32e91dd609d61b44d7c1772f88ddf11eb980fa1c6f02d622d0b76e

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
407e050d1186f2f2ecf584ee9b6ceea3

SHA1
8188af5b53b1c8181b929e7fe827bfe4a9c7c88a

SHA256
86808c9285409196a25125f2f63eb3edb2295d2152183953280e6a7e8962c7a5

SHA512
e949e7fc3d815e62b96ececeb540661befc07545219800d3bf72fb8aa499e87921db38ea7a907d91c8c06d99b8c8df5bd5416c27699d705fd1b56677529e5d12

Download Submit
memory/2092-4-0x000000007423E000-0x000000007423F000-memory.dmp

Filesize
4KB

Download
memory/2092-31-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2092-0-0x000000007423E000-0x000000007423F000-memory.dmp

Filesize
4KB

Download
memory/2092-5-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2092-6-0x0000000000DD0000-0x0000000000E22000-memory.dmp

Filesize
328KB

Download
memory/2092-2-0x0000000074230000-0x000000007491E000-memory.dmp

Filesize
6.9MB

Download
memory/2092-1-0x0000000001050000-0x000000000110E000-memory.dmp

Filesize
760KB

Download
memory/2092-3-0x00000000001E0000-0x00000000001F2000-memory.dmp

Filesize
72KB

Download
memory/2684-19-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2684-23-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2684-28-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2684-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2684-25-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2684-30-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2684-29-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2684-21-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads