njrat | 4e5088984e5d2304a531271ae248973b36e6d96a7f48f0dc56a92ffd951452fc

Analysis

max time kernel
147s
max time network
149s
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, 06:17

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General

Target

063e9708222c323c44aac51f2f7add53.exe
Size

113KB
MD5

063e9708222c323c44aac51f2f7add53
SHA1

90084863c7fceaa91404df0d91fa57121e74456a
SHA256

06841cacdd0b48bce9eefc97e6c6449201321f95e3d5c0a2b5aff7cd97124051
SHA512

4f5dd00bd5a36c1b8e087695afc4441af69c7bc6328f121e99d1f80b5571b1ba684ae33cdb253c0a8065d264ee83d513977cf36102f70868cbfd569348a69500
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMd:P5eznsjsguGDFqGZ2rd

Score

10^/10

njrat neuf defense_evasion discovery persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes

reg_key
e1a87040f2026369a233f9ae76301b7b
splitter
|'|'|

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
4064	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-805952410-2104024357-1716932545-1000\Control Panel\International\Geo\Nation	063e9708222c323c44aac51f2f7add53.exe

Executes dropped EXE 2 IoCs

pid	Process
1468	chargeable.exe
5076	chargeable.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-1-5-21-805952410-2104024357-1716932545-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	063e9708222c323c44aac51f2f7add53.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-805952410-2104024357-1716932545-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\063e9708222c323c44aac51f2f7add53.exe"	063e9708222c323c44aac51f2f7add53.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1468 set thread context of 5076	1468	chargeable.exe	96

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 queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	063e9708222c323c44aac51f2f7add53.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	5076	chargeable.exe
Token: 33	5076	chargeable.exe
Token: SeIncBasePriorityPrivilege	5076	chargeable.exe
Token: 33	5076	chargeable.exe
Token: SeIncBasePriorityPrivilege	5076	chargeable.exe
Token: 33	5076	chargeable.exe
Token: SeIncBasePriorityPrivilege	5076	chargeable.exe
Token: 33	5076	chargeable.exe
Token: SeIncBasePriorityPrivilege	5076	chargeable.exe
Token: 33	5076	chargeable.exe
Token: SeIncBasePriorityPrivilege	5076	chargeable.exe
Token: 33	5076	chargeable.exe
Token: SeIncBasePriorityPrivilege	5076	chargeable.exe
Token: 33	5076	chargeable.exe
Token: SeIncBasePriorityPrivilege	5076	chargeable.exe
Token: 33	5076	chargeable.exe
Token: SeIncBasePriorityPrivilege	5076	chargeable.exe
Token: 33	5076	chargeable.exe
Token: SeIncBasePriorityPrivilege	5076	chargeable.exe
Token: 33	5076	chargeable.exe
Token: SeIncBasePriorityPrivilege	5076	chargeable.exe
Token: 33	5076	chargeable.exe
Token: SeIncBasePriorityPrivilege	5076	chargeable.exe
Token: 33	5076	chargeable.exe
Token: SeIncBasePriorityPrivilege	5076	chargeable.exe
Token: 33	5076	chargeable.exe
Token: SeIncBasePriorityPrivilege	5076	chargeable.exe
Token: 33	5076	chargeable.exe
Token: SeIncBasePriorityPrivilege	5076	chargeable.exe
Token: 33	5076	chargeable.exe
Token: SeIncBasePriorityPrivilege	5076	chargeable.exe
Token: 33	5076	chargeable.exe
Token: SeIncBasePriorityPrivilege	5076	chargeable.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1896 wrote to memory of 1468	1896	063e9708222c323c44aac51f2f7add53.exe	94
PID 1896 wrote to memory of 1468	1896	063e9708222c323c44aac51f2f7add53.exe	94
PID 1896 wrote to memory of 1468	1896	063e9708222c323c44aac51f2f7add53.exe	94
PID 1468 wrote to memory of 5076	1468	chargeable.exe	96
PID 1468 wrote to memory of 5076	1468	chargeable.exe	96
PID 1468 wrote to memory of 5076	1468	chargeable.exe	96
PID 1468 wrote to memory of 5076	1468	chargeable.exe	96
PID 1468 wrote to memory of 5076	1468	chargeable.exe	96
PID 1468 wrote to memory of 5076	1468	chargeable.exe	96
PID 1468 wrote to memory of 5076	1468	chargeable.exe	96
PID 1468 wrote to memory of 5076	1468	chargeable.exe	96
PID 5076 wrote to memory of 4064	5076	chargeable.exe	97
PID 5076 wrote to memory of 4064	5076	chargeable.exe	97
PID 5076 wrote to memory of 4064	5076	chargeable.exe	97

C:\Users\Admin\AppData\Local\Temp\063e9708222c323c44aac51f2f7add53.exe
"C:\Users\Admin\AppData\Local\Temp\063e9708222c323c44aac51f2f7add53.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1896
- C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
  "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1468
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:5076
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe" "chargeable.exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      System Location Discovery: System Language Discovery
      PID:4064

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\chargeable.exe.log

Filesize
400B

MD5
af005173cce1850423f0f999693487cb

SHA1
950bf700178ab02d75b959cf92f1d493acba31ef

SHA256
38615066450a66b2950aa946bf8eea01f16e1f0dfc7c0748609e195c317c2a7a

SHA512
feb37c884eba52c5e74a3a9b1c604d42e6b25b98a1389ba9677361f756897d169824b9d7c214e150f6a1f07e7e63440baa07e6119aa08b919db0533a9fdb22bc

Download Submit
C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe

Filesize
113KB

MD5
a991ded64fbe4e0bf1123dcddccf1fbe

SHA1
112b84e855dc07041dd15dcf33936999b9f0500b

SHA256
2bd55d0d2ecf186cbf451f4482892948e0fadaa0e3d94169be417cb9f6366507

SHA512
748bef47effc93f97e99826868f612d779c56a072e82cf214df97f31fd1cb0d435914633cbd30c32db0c2255837583d1b4bb8beaac58f58f094b7cfaf6d1eed4

Download Submit
memory/1468-27-0x00000000745B0000-0x0000000074B61000-memory.dmp

Filesize
5.7MB

Download
memory/1468-22-0x00000000745B0000-0x0000000074B61000-memory.dmp

Filesize
5.7MB

Download
memory/1468-21-0x00000000745B0000-0x0000000074B61000-memory.dmp

Filesize
5.7MB

Download
memory/1896-7-0x00000000745B0000-0x0000000074B61000-memory.dmp

Filesize
5.7MB

Download
memory/1896-20-0x00000000745B0000-0x0000000074B61000-memory.dmp

Filesize
5.7MB

Download
memory/1896-19-0x00000000745B0000-0x0000000074B61000-memory.dmp

Filesize
5.7MB

Download
memory/1896-0-0x00000000745B2000-0x00000000745B3000-memory.dmp

Filesize
4KB

Download
memory/1896-6-0x00000000745B2000-0x00000000745B3000-memory.dmp

Filesize
4KB

Download
memory/1896-2-0x00000000745B0000-0x0000000074B61000-memory.dmp

Filesize
5.7MB

Download
memory/1896-1-0x00000000745B0000-0x0000000074B61000-memory.dmp

Filesize
5.7MB

Download
memory/5076-23-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/5076-29-0x00000000745B0000-0x0000000074B61000-memory.dmp

Filesize
5.7MB

Download
memory/5076-28-0x00000000745B0000-0x0000000074B61000-memory.dmp

Filesize
5.7MB

Download
memory/5076-30-0x00000000745B0000-0x0000000074B61000-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