njrat | 8d4b33f016a0358ab33a61a53be27b775979a15719e2168d66bae6a7a598d2e1

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
22/03/2025, 06:16

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General

Target

cc25555aa250b4c0bc60f50d2460eeec.exe
Size

33KB
MD5

cc25555aa250b4c0bc60f50d2460eeec
SHA1

75eb0965522bb071b222231972d711e13271239d
SHA256

048b76918b64f952de6a34aeceb9b6b556afe4c989bde204259a9efc15c008e2
SHA512

922c032319ea13d975bd1a26fa6fd5781da3332429dbfa5b42a709d952fbb5683c818db6ccacc915e02289ee76555e4bfc7ecaf3657c913ff8ad64cd3658af1b
SSDEEP

768:VXaxirnp7VJMzxn6zQJyRm3dPlvyYQmIDUu0tiMbjY:U0pKakJnQVkjjY

Score

10^/10

njrat defense_evasion discovery persistence privilege_escalation trojan

Malware Config

Signatures

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

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
4892	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\04c8725de2d3b9395384d4ac6906e0da.exe	cc25555aa250b4c0bc60f50d2460eeec.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\04c8725de2d3b9395384d4ac6906e0da.exe	cc25555aa250b4c0bc60f50d2460eeec.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-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\04c8725de2d3b9395384d4ac6906e0da = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\cc25555aa250b4c0bc60f50d2460eeec.exe\" .."	cc25555aa250b4c0bc60f50d2460eeec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\04c8725de2d3b9395384d4ac6906e0da = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\cc25555aa250b4c0bc60f50d2460eeec.exe\" .."	cc25555aa250b4c0bc60f50d2460eeec.exe

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 2 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	cc25555aa250b4c0bc60f50d2460eeec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: 33	5476	cc25555aa250b4c0bc60f50d2460eeec.exe
Token: SeIncBasePriorityPrivilege	5476	cc25555aa250b4c0bc60f50d2460eeec.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5476 wrote to memory of 4892	5476	cc25555aa250b4c0bc60f50d2460eeec.exe	91
PID 5476 wrote to memory of 4892	5476	cc25555aa250b4c0bc60f50d2460eeec.exe	91
PID 5476 wrote to memory of 4892	5476	cc25555aa250b4c0bc60f50d2460eeec.exe	91

C:\Users\Admin\AppData\Local\Temp\cc25555aa250b4c0bc60f50d2460eeec.exe
"C:\Users\Admin\AppData\Local\Temp\cc25555aa250b4c0bc60f50d2460eeec.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5476
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\cc25555aa250b4c0bc60f50d2460eeec.exe" "cc25555aa250b4c0bc60f50d2460eeec.exe" ENABLE
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:4892

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/5476-0-0x00000000748A2000-0x00000000748A3000-memory.dmp

Filesize
4KB

Download
memory/5476-1-0x00000000748A0000-0x0000000074E51000-memory.dmp

Filesize
5.7MB

Download
memory/5476-2-0x00000000748A0000-0x0000000074E51000-memory.dmp

Filesize
5.7MB

Download
memory/5476-6-0x00000000748A2000-0x00000000748A3000-memory.dmp

Filesize
4KB

Download
memory/5476-7-0x00000000748A0000-0x0000000074E51000-memory.dmp

Filesize
5.7MB

Download
memory/5476-8-0x00000000748A0000-0x0000000074E51000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads