njrat | 189c456c653e587b81b4f3950b102a94c4570c2a7057c50b138b511162a2c46a

Analysis

max time kernel
147s
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, 06:13

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General

Target

8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe
Size

115KB
MD5

7d56c9dc9066f6e5f4188bc308f246f8
SHA1

b6143ad19be223a165f2566bb99d2f8d9ad7f317
SHA256

8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83
SHA512

2e16887ecd73d42b3c6d2f041703d9f689bc467b7d12c606c8f76117fb27f433dae5b3b0b2454968991df73b535c187ccce0fb08854b1fb05048f8ef6f8e05ec
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDI4:P5eznsjsguGDFqGZ2rDI4

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
1896	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-1-5-21-3218366390-1258052702-4267193707-1000\Control Panel\International\Geo\Nation	8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe

Executes dropped EXE 3 IoCs

pid	Process
4064	chargeable.exe
3368	chargeable.exe
2944	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-1-5-21-3218366390-1258052702-4267193707-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe"	8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4064 set thread context of 3368	4064	chargeable.exe	96
PID 4064 set thread context of 2944	4064	chargeable.exe	95

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4504	2944	WerFault.exe	95

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	8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	3368	chargeable.exe
Token: 33	3368	chargeable.exe
Token: SeIncBasePriorityPrivilege	3368	chargeable.exe
Token: 33	3368	chargeable.exe
Token: SeIncBasePriorityPrivilege	3368	chargeable.exe
Token: 33	3368	chargeable.exe
Token: SeIncBasePriorityPrivilege	3368	chargeable.exe
Token: 33	3368	chargeable.exe
Token: SeIncBasePriorityPrivilege	3368	chargeable.exe
Token: 33	3368	chargeable.exe
Token: SeIncBasePriorityPrivilege	3368	chargeable.exe
Token: 33	3368	chargeable.exe
Token: SeIncBasePriorityPrivilege	3368	chargeable.exe
Token: 33	3368	chargeable.exe
Token: SeIncBasePriorityPrivilege	3368	chargeable.exe
Token: 33	3368	chargeable.exe
Token: SeIncBasePriorityPrivilege	3368	chargeable.exe
Token: 33	3368	chargeable.exe
Token: SeIncBasePriorityPrivilege	3368	chargeable.exe
Token: 33	3368	chargeable.exe
Token: SeIncBasePriorityPrivilege	3368	chargeable.exe
Token: 33	3368	chargeable.exe
Token: SeIncBasePriorityPrivilege	3368	chargeable.exe
Token: 33	3368	chargeable.exe
Token: SeIncBasePriorityPrivilege	3368	chargeable.exe
Token: 33	3368	chargeable.exe
Token: SeIncBasePriorityPrivilege	3368	chargeable.exe
Token: 33	3368	chargeable.exe
Token: SeIncBasePriorityPrivilege	3368	chargeable.exe
Token: 33	3368	chargeable.exe
Token: SeIncBasePriorityPrivilege	3368	chargeable.exe
Token: 33	3368	chargeable.exe
Token: SeIncBasePriorityPrivilege	3368	chargeable.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 4648 wrote to memory of 4064	4648	8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe	93
PID 4648 wrote to memory of 4064	4648	8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe	93
PID 4648 wrote to memory of 4064	4648	8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe	93
PID 4064 wrote to memory of 2944	4064	chargeable.exe	95
PID 4064 wrote to memory of 2944	4064	chargeable.exe	95
PID 4064 wrote to memory of 2944	4064	chargeable.exe	95
PID 4064 wrote to memory of 3368	4064	chargeable.exe	96
PID 4064 wrote to memory of 3368	4064	chargeable.exe	96
PID 4064 wrote to memory of 3368	4064	chargeable.exe	96
PID 4064 wrote to memory of 3368	4064	chargeable.exe	96
PID 4064 wrote to memory of 3368	4064	chargeable.exe	96
PID 4064 wrote to memory of 3368	4064	chargeable.exe	96
PID 4064 wrote to memory of 3368	4064	chargeable.exe	96
PID 4064 wrote to memory of 3368	4064	chargeable.exe	96
PID 4064 wrote to memory of 2944	4064	chargeable.exe	95
PID 4064 wrote to memory of 2944	4064	chargeable.exe	95
PID 4064 wrote to memory of 2944	4064	chargeable.exe	95
PID 4064 wrote to memory of 2944	4064	chargeable.exe	95
PID 4064 wrote to memory of 2944	4064	chargeable.exe	95
PID 3368 wrote to memory of 1896	3368	chargeable.exe	101
PID 3368 wrote to memory of 1896	3368	chargeable.exe	101
PID 3368 wrote to memory of 1896	3368	chargeable.exe	101

C:\Users\Admin\AppData\Local\Temp\8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe
"C:\Users\Admin\AppData\Local\Temp\8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4648
- 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:4064
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    PID:2944
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2944 -s 80
      4⤵
      Program crash
      PID:4504
- - 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:3368
  - - 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:1896

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2944 -ip 2944
1⤵
PID:4964

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
0a9b4592cd49c3c21f6767c2dabda92f

SHA1
f534297527ae5ccc0ecb2221ddeb8e58daeb8b74

SHA256
c7effe9cb81a70d738dee863991afefab040290d4c4b78b4202383bcb9f88fcd

SHA512
6b878df474e5bbfb8e9e265f15a76560c2ef151dcebc6388c82d7f6f86ffaf83f5ade5a09f1842e493cb6c8fd63b0b88d088c728fd725f7139f965a5ee332307

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

Filesize
115KB

MD5
7877fae40c751a3f91af4713a95b96e5

SHA1
4022288a0f0ce8908a823a902b06cd9b2e09fb92

SHA256
1a5aad9f11bf5ee072a8eda8b22c6108913632169ea365c43a5754dee622116f

SHA512
5dafe98b56ca4d15e0090f64e6f9b6b8915d6a1e08052b43f3e38f1c193d3d8bff07087e0aa49538cc3b28303e28cb28d0ddb20f660ed57b0ef1f3eb495a72f4

Download Submit
memory/3368-32-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download
memory/3368-31-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download
memory/3368-29-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download
memory/3368-23-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4064-21-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download
memory/4064-20-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download
memory/4064-22-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download
memory/4064-30-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download
memory/4648-0-0x0000000074652000-0x0000000074653000-memory.dmp

Filesize
4KB

Download
memory/4648-19-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download
memory/4648-7-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download
memory/4648-6-0x0000000074652000-0x0000000074653000-memory.dmp

Filesize
4KB

Download
memory/4648-2-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download
memory/4648-1-0x0000000074650000-0x0000000074C01000-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