njrat | c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324

Analysis

max time kernel
145s
max time network
136s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
19-01-2025 01:56

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General

Target

068b30a7fe9e7667255a245530df417d.exe
Size

115KB
MD5

068b30a7fe9e7667255a245530df417d
SHA1

4bb22f2b6565b693c3cce69d91c68735c2a24059
SHA256

c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324
SHA512

cb177ad2748c5ba9119635af40330bb1496c2a5c46dea744947065095e2a6c5b71ebaf38173673503ec2078e192c7e88375575d2cf92bafc2191c87a43798b8a
SSDEEP

1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73RmMi:w5eznsjsguGDFqGx8egoxmO3rRmP

Score

10^/10

njrat neuf discovery evasion 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

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
1348	netsh.exe

Executes dropped EXE 4 IoCs

pid	Process
1668	chargeable.exe
2560	chargeable.exe
2848	chargeable.exe
2988	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
2408	068b30a7fe9e7667255a245530df417d.exe
2408	068b30a7fe9e7667255a245530df417d.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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	068b30a7fe9e7667255a245530df417d.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\068b30a7fe9e7667255a245530df417d.exe"	068b30a7fe9e7667255a245530df417d.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1668 set thread context of 2848	1668	chargeable.exe	34
PID 1668 set thread context of 2560	1668	chargeable.exe	33
PID 1668 set thread context of 2988	1668	chargeable.exe	32

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 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	068b30a7fe9e7667255a245530df417d.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	2848	chargeable.exe
Token: 33	2848	chargeable.exe
Token: SeIncBasePriorityPrivilege	2848	chargeable.exe
Token: 33	2848	chargeable.exe
Token: SeIncBasePriorityPrivilege	2848	chargeable.exe
Token: 33	2848	chargeable.exe
Token: SeIncBasePriorityPrivilege	2848	chargeable.exe
Token: 33	2848	chargeable.exe
Token: SeIncBasePriorityPrivilege	2848	chargeable.exe
Token: 33	2848	chargeable.exe
Token: SeIncBasePriorityPrivilege	2848	chargeable.exe
Token: 33	2848	chargeable.exe
Token: SeIncBasePriorityPrivilege	2848	chargeable.exe
Token: 33	2848	chargeable.exe
Token: SeIncBasePriorityPrivilege	2848	chargeable.exe
Token: 33	2848	chargeable.exe
Token: SeIncBasePriorityPrivilege	2848	chargeable.exe
Token: 33	2848	chargeable.exe
Token: SeIncBasePriorityPrivilege	2848	chargeable.exe
Token: 33	2848	chargeable.exe
Token: SeIncBasePriorityPrivilege	2848	chargeable.exe
Token: 33	2848	chargeable.exe
Token: SeIncBasePriorityPrivilege	2848	chargeable.exe
Token: 33	2848	chargeable.exe
Token: SeIncBasePriorityPrivilege	2848	chargeable.exe
Token: 33	2848	chargeable.exe
Token: SeIncBasePriorityPrivilege	2848	chargeable.exe
Token: 33	2848	chargeable.exe
Token: SeIncBasePriorityPrivilege	2848	chargeable.exe
Token: 33	2848	chargeable.exe
Token: SeIncBasePriorityPrivilege	2848	chargeable.exe
Token: 33	2848	chargeable.exe
Token: SeIncBasePriorityPrivilege	2848	chargeable.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 1668	2408	068b30a7fe9e7667255a245530df417d.exe	31
PID 2408 wrote to memory of 1668	2408	068b30a7fe9e7667255a245530df417d.exe	31
PID 2408 wrote to memory of 1668	2408	068b30a7fe9e7667255a245530df417d.exe	31
PID 2408 wrote to memory of 1668	2408	068b30a7fe9e7667255a245530df417d.exe	31
PID 1668 wrote to memory of 2988	1668	chargeable.exe	32
PID 1668 wrote to memory of 2988	1668	chargeable.exe	32
PID 1668 wrote to memory of 2988	1668	chargeable.exe	32
PID 1668 wrote to memory of 2988	1668	chargeable.exe	32
PID 1668 wrote to memory of 2560	1668	chargeable.exe	33
PID 1668 wrote to memory of 2560	1668	chargeable.exe	33
PID 1668 wrote to memory of 2560	1668	chargeable.exe	33
PID 1668 wrote to memory of 2560	1668	chargeable.exe	33
PID 1668 wrote to memory of 2848	1668	chargeable.exe	34
PID 1668 wrote to memory of 2848	1668	chargeable.exe	34
PID 1668 wrote to memory of 2848	1668	chargeable.exe	34
PID 1668 wrote to memory of 2848	1668	chargeable.exe	34
PID 1668 wrote to memory of 2848	1668	chargeable.exe	34
PID 1668 wrote to memory of 2848	1668	chargeable.exe	34
PID 1668 wrote to memory of 2848	1668	chargeable.exe	34
PID 1668 wrote to memory of 2848	1668	chargeable.exe	34
PID 1668 wrote to memory of 2848	1668	chargeable.exe	34
PID 1668 wrote to memory of 2560	1668	chargeable.exe	33
PID 1668 wrote to memory of 2560	1668	chargeable.exe	33
PID 1668 wrote to memory of 2560	1668	chargeable.exe	33
PID 1668 wrote to memory of 2560	1668	chargeable.exe	33
PID 1668 wrote to memory of 2560	1668	chargeable.exe	33
PID 1668 wrote to memory of 2988	1668	chargeable.exe	32
PID 1668 wrote to memory of 2988	1668	chargeable.exe	32
PID 1668 wrote to memory of 2988	1668	chargeable.exe	32
PID 1668 wrote to memory of 2988	1668	chargeable.exe	32
PID 1668 wrote to memory of 2988	1668	chargeable.exe	32
PID 2848 wrote to memory of 1348	2848	chargeable.exe	35
PID 2848 wrote to memory of 1348	2848	chargeable.exe	35
PID 2848 wrote to memory of 1348	2848	chargeable.exe	35
PID 2848 wrote to memory of 1348	2848	chargeable.exe	35

C:\Users\Admin\AppData\Local\Temp\068b30a7fe9e7667255a245530df417d.exe
"C:\Users\Admin\AppData\Local\Temp\068b30a7fe9e7667255a245530df417d.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2408
- 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:1668
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    PID:2988
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    PID:2560
- - 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:2848
  - - 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:1348

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 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\Roaming\confuse\chargeable.exe

Filesize
115KB

MD5
c4ef781cbbd800ec36aeed43342eed7c

SHA1
103020f0ab97ca43a3cc9eb257da9f3661cc9fff

SHA256
d748d7fbd92d9de6bfa99aaa17da9751a690dcc334e58870727632d614aa7b3e

SHA512
2f694149fb5a61ea276ff0fdbfc11df69fdce81c56faa72dd114a5a33f7a30ff942b69ad1db634c1aeb6cb94767a348c82492eaee7c3cf25122ed0e1cecc6a52

Download Submit
memory/1668-30-0x0000000074170000-0x000000007471B000-memory.dmp

Filesize
5.7MB

Download
memory/1668-18-0x0000000074170000-0x000000007471B000-memory.dmp

Filesize
5.7MB

Download
memory/1668-17-0x0000000074170000-0x000000007471B000-memory.dmp

Filesize
5.7MB

Download
memory/1668-19-0x0000000074170000-0x000000007471B000-memory.dmp

Filesize
5.7MB

Download
memory/1668-31-0x0000000074170000-0x000000007471B000-memory.dmp

Filesize
5.7MB

Download
memory/2408-2-0x0000000074170000-0x000000007471B000-memory.dmp

Filesize
5.7MB

Download
memory/2408-6-0x0000000074170000-0x000000007471B000-memory.dmp

Filesize
5.7MB

Download
memory/2408-1-0x0000000074170000-0x000000007471B000-memory.dmp

Filesize
5.7MB

Download
memory/2408-16-0x0000000074170000-0x000000007471B000-memory.dmp

Filesize
5.7MB

Download
memory/2408-0-0x0000000074171000-0x0000000074172000-memory.dmp

Filesize
4KB

Download
memory/2848-26-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2848-28-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2848-20-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads