njrat | 17844684cadd484df2d647bf7fdcaa0279964b619d11cf74fd8d10132dba9677

Analysis

max time kernel
93s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
09/05/2024, 04:04

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General

Target
e8c6f27128bd59e091f8e04449ca0790_NEIKI.exe
Size 292KB
Sample240509-em9m5ace73
SHA256 17844684cadd484df2d647bf7fdcaa0279964b619d11cf74fd8d10132dba9677
MD5 e8c6f27128bd59e091f8e04449ca0790
SHA1 73662d569f73b19edc433681adeae358cdaf8fd8
SHA512 b246838d0e76adb78b54aee54f86c34049d8233dc3e13b0eadde92d49216156ff7e4c22c5287f182328ec739843ce2eaf3a29975775591a04252f0f5c2819d16
SSDEEP 6144:yJ3c52e98+r6zMhZcL91Ouq7/oh+S7q1A8:yJKzFOQhOZMoFS
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

njrat evasion trojan

Malware Config

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
2276	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\server.exe	e8c6f27128bd59e091f8e04449ca0790_NEIKI.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\server.exe	e8c6f27128bd59e091f8e04449ca0790_NEIKI.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3860	e8c6f27128bd59e091f8e04449ca0790_NEIKI.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3860 wrote to memory of 2276	3860	e8c6f27128bd59e091f8e04449ca0790_NEIKI.exe	81
PID 3860 wrote to memory of 2276	3860	e8c6f27128bd59e091f8e04449ca0790_NEIKI.exe	81

C:\Users\Admin\AppData\Local\Temp\e8c6f27128bd59e091f8e04449ca0790_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\e8c6f27128bd59e091f8e04449ca0790_NEIKI.exe"
1⤵
- Drops startup file
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3860
- C:\Windows\SYSTEM32\netsh.exe
  netsh firewall add allowedprogram C:\Users\Admin\AppData\Local\Temp\e8c6f27128bd59e091f8e04449ca0790_NEIKI.exe "e8c6f27128bd59e091f8e04449ca0790_NEIKI.exe" ENABLE
  2⤵
  - Modifies Windows Firewall
  PID:2276

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Disable or Modify System Firewall

T1562.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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