njrat | 294bfcf19ec1038743a3e1323a85813fceb9394aee216abc4947c97de32cc25b

General

Target

294bfcf19ec1038743a3e1323a85813fceb9394aee216abc4947c97de32cc25bN.exe
Size

114KB
MD5

b532f62b2faaab622e6df070696d6790
SHA1

94498f70153cd36ebd8e06ad770059b0ff9ed112
SHA256

294bfcf19ec1038743a3e1323a85813fceb9394aee216abc4947c97de32cc25b
SHA512

c45f77e8166fd2800deb073cfeecd7bc049d1d953e33af983992eb5d8c615bb6b7058b552d695f9f329949a7708402c8bca51a601474f9723d54413fd50035b5
SSDEEP

1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73RmW:w5eznsjsguGDFqGx8egoxmO3rRmW

Score

10^/10

njrat neuf discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

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
2824	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
2948	chargeable.exe
2176	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
2936	294bfcf19ec1038743a3e1323a85813fceb9394aee216abc4947c97de32cc25bN.exe
2936	294bfcf19ec1038743a3e1323a85813fceb9394aee216abc4947c97de32cc25bN.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	294bfcf19ec1038743a3e1323a85813fceb9394aee216abc4947c97de32cc25bN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\294bfcf19ec1038743a3e1323a85813fceb9394aee216abc4947c97de32cc25bN.exe"	294bfcf19ec1038743a3e1323a85813fceb9394aee216abc4947c97de32cc25bN.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2948 set thread context of 2176	2948	chargeable.exe	30

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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\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	294bfcf19ec1038743a3e1323a85813fceb9394aee216abc4947c97de32cc25bN.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 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	2176	chargeable.exe
Token: 33	2176	chargeable.exe
Token: SeIncBasePriorityPrivilege	2176	chargeable.exe
Token: 33	2176	chargeable.exe
Token: SeIncBasePriorityPrivilege	2176	chargeable.exe
Token: 33	2176	chargeable.exe
Token: SeIncBasePriorityPrivilege	2176	chargeable.exe
Token: 33	2176	chargeable.exe
Token: SeIncBasePriorityPrivilege	2176	chargeable.exe
Token: 33	2176	chargeable.exe
Token: SeIncBasePriorityPrivilege	2176	chargeable.exe
Token: 33	2176	chargeable.exe
Token: SeIncBasePriorityPrivilege	2176	chargeable.exe
Token: 33	2176	chargeable.exe
Token: SeIncBasePriorityPrivilege	2176	chargeable.exe
Token: 33	2176	chargeable.exe
Token: SeIncBasePriorityPrivilege	2176	chargeable.exe
Token: 33	2176	chargeable.exe
Token: SeIncBasePriorityPrivilege	2176	chargeable.exe
Token: 33	2176	chargeable.exe
Token: SeIncBasePriorityPrivilege	2176	chargeable.exe
Token: 33	2176	chargeable.exe
Token: SeIncBasePriorityPrivilege	2176	chargeable.exe
Token: 33	2176	chargeable.exe
Token: SeIncBasePriorityPrivilege	2176	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 2948	2936	294bfcf19ec1038743a3e1323a85813fceb9394aee216abc4947c97de32cc25bN.exe	29
PID 2936 wrote to memory of 2948	2936	294bfcf19ec1038743a3e1323a85813fceb9394aee216abc4947c97de32cc25bN.exe	29
PID 2936 wrote to memory of 2948	2936	294bfcf19ec1038743a3e1323a85813fceb9394aee216abc4947c97de32cc25bN.exe	29
PID 2936 wrote to memory of 2948	2936	294bfcf19ec1038743a3e1323a85813fceb9394aee216abc4947c97de32cc25bN.exe	29
PID 2948 wrote to memory of 2176	2948	chargeable.exe	30
PID 2948 wrote to memory of 2176	2948	chargeable.exe	30
PID 2948 wrote to memory of 2176	2948	chargeable.exe	30
PID 2948 wrote to memory of 2176	2948	chargeable.exe	30
PID 2948 wrote to memory of 2176	2948	chargeable.exe	30
PID 2948 wrote to memory of 2176	2948	chargeable.exe	30
PID 2948 wrote to memory of 2176	2948	chargeable.exe	30
PID 2948 wrote to memory of 2176	2948	chargeable.exe	30
PID 2948 wrote to memory of 2176	2948	chargeable.exe	30
PID 2176 wrote to memory of 2824	2176	chargeable.exe	31
PID 2176 wrote to memory of 2824	2176	chargeable.exe	31
PID 2176 wrote to memory of 2824	2176	chargeable.exe	31
PID 2176 wrote to memory of 2824	2176	chargeable.exe	31

C:\Users\Admin\AppData\Local\Temp\294bfcf19ec1038743a3e1323a85813fceb9394aee216abc4947c97de32cc25bN.exe
"C:\Users\Admin\AppData\Local\Temp\294bfcf19ec1038743a3e1323a85813fceb9394aee216abc4947c97de32cc25bN.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2936
- 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:2948
- - 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:2176
  - - 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:2824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Roaming\confuse\chargeable.exe

Filesize
114KB

MD5
7d34b398ea46e1cfbae6057a4a3b1f40

SHA1
6bdb5f0a85c236c71ade1fccfe049d867ac330bc

SHA256
193db5908e14b78768553ea61179428b9ca27ce06fb730bdd5f314d7b0b1e5f5

SHA512
a33c32c717a884663fe868ffb79ecf1cb45b4c2a8b145bb55db2ba97b553636fbafd534db34436c6fd286f9b2cee63394c2c9fd47275e0670c94cbc11d6cd47d

Download Submit
memory/2176-19-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2176-22-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2176-24-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2936-6-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2936-16-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2936-18-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2936-0-0x0000000074611000-0x0000000074612000-memory.dmp

Filesize
4KB

Download
memory/2936-2-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2936-1-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2948-17-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2948-25-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2948-26-0x0000000074610000-0x0000000074BBB000-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