njrat | 180c1593184328ae276173554183e068d0f8379f1aaec63c7ad705042fbc7d73

General

Target

L1xware.exe
Size

32KB
MD5

b369b171954015e188eb2646dbd4c817
SHA1

41b79bd407b8c6a6edc87c66e6692bf203ce749b
SHA256

6aeada94389e3c6c001857ce2e22139e63a4ece256faf3dcde568adadfdc1bf5
SHA512

0acc701ff7a30dbc665847fd06094737ae863b228459661dfbb0e42fcfc92585c09e391876787ca6fd99002e3c997390f40bcf07d2a87ff7d6bc69416ee03efc
SSDEEP

384:WF5kg0KQUvUpsi+daDpyFva9dFPIQL1fJfiTK2glD4odg9TduS/EIGsJjwE7UMcY:Oo0Ldae8/FmouDuCEIGfRt+f

Score

10^/10

njrat hacked by hidden person discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Hacked By HiDDen PerSOn

C2

l1x.ddns.net:5552

Mutex

452d007e0e891c3400f56e8d13041c1e

Attributes

reg_key
452d007e0e891c3400f56e8d13041c1e
splitter
|'|'|

Signatures

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

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2656	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\452d007e0e891c3400f56e8d13041c1e.exe	System32.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\452d007e0e891c3400f56e8d13041c1e.exe	System32.exe

Executes dropped EXE 1 IoCs

pid	Process
1240	System32.exe

Loads dropped DLL 1 IoCs

pid	Process
3020	L1xware.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\452d007e0e891c3400f56e8d13041c1e = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System32.exe\" .."	System32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\452d007e0e891c3400f56e8d13041c1e = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\System32.exe\" .."	System32.exe

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	L1xware.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	System32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe
Token: 33	1240	System32.exe
Token: SeIncBasePriorityPrivilege	1240	System32.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 1240	3020	L1xware.exe	31
PID 3020 wrote to memory of 1240	3020	L1xware.exe	31
PID 3020 wrote to memory of 1240	3020	L1xware.exe	31
PID 3020 wrote to memory of 1240	3020	L1xware.exe	31
PID 1240 wrote to memory of 2656	1240	System32.exe	32
PID 1240 wrote to memory of 2656	1240	System32.exe	32
PID 1240 wrote to memory of 2656	1240	System32.exe	32
PID 1240 wrote to memory of 2656	1240	System32.exe	32

C:\Users\Admin\AppData\Local\Temp\L1xware.exe
"C:\Users\Admin\AppData\Local\Temp\L1xware.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3020
- C:\Users\Admin\AppData\Local\Temp\System32.exe
  "C:\Users\Admin\AppData\Local\Temp\System32.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1240
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\System32.exe" "System32.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

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\System32.exe

Filesize
32KB

MD5
b369b171954015e188eb2646dbd4c817

SHA1
41b79bd407b8c6a6edc87c66e6692bf203ce749b

SHA256
6aeada94389e3c6c001857ce2e22139e63a4ece256faf3dcde568adadfdc1bf5

SHA512
0acc701ff7a30dbc665847fd06094737ae863b228459661dfbb0e42fcfc92585c09e391876787ca6fd99002e3c997390f40bcf07d2a87ff7d6bc69416ee03efc

Download Submit
memory/1240-10-0x0000000074930000-0x0000000074EDB000-memory.dmp

Filesize
5.7MB

Download
memory/1240-11-0x0000000074930000-0x0000000074EDB000-memory.dmp

Filesize
5.7MB

Download
memory/1240-14-0x0000000074930000-0x0000000074EDB000-memory.dmp

Filesize
5.7MB

Download
memory/3020-0-0x0000000074931000-0x0000000074932000-memory.dmp

Filesize
4KB

Download
memory/3020-1-0x0000000074930000-0x0000000074EDB000-memory.dmp

Filesize
5.7MB

Download
memory/3020-2-0x0000000074930000-0x0000000074EDB000-memory.dmp

Filesize
5.7MB

Download
memory/3020-12-0x0000000074930000-0x0000000074EDB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads