njrat | e82dab66d9eee1e6773914621820e09af5edaf3872154cb6b788d3fe672cf178

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-01-2025 21:44

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General

Target

JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe
Size

94KB
MD5

7be5c8a7edcc9ee2eb6f7d75623058f0
SHA1

636bbbd64d414de1a076b18e80787e3cff56b9d7
SHA256

e82dab66d9eee1e6773914621820e09af5edaf3872154cb6b788d3fe672cf178
SHA512

a9a352ee920278fd1f03e607809ae57ddb0553a7a17f72012e8e3434b6ee48f22eb63d26aba0bbb0370ce8f7bfbe7f1c8e4f3f490c12352a134b15b32c95f3aa
SSDEEP

1536:9lWhT3kaxkhF4yaAZsVQZ+Mj0PcbWBL6edOyDA4QsytmsXNYlfXX25p0DLYtnT3c:9Yh4mZd3r3w0uo07ijMra

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

127.0.0.1:5552

Mutex

279f6960ed84a752570aca7fb2dc1552

Attributes

reg_key
279f6960ed84a752570aca7fb2dc1552
splitter
|'|'|

Signatures

Njrat family
njrat

UAC bypass 3 TTPs 2 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\Enablelua = "0"	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\Enablelua = "0"	server.exe

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
3048	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
2148	server.exe
2740	server.exe

Loads dropped DLL 3 IoCs

pid	Process
2976	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe
2976	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe
2148	server.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\Name = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Update.exe\" .."	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\279f6960ed84a752570aca7fb2dc1552 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\279f6960ed84a752570aca7fb2dc1552 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\Enablelua	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\Enablelua = "0"	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\Enablelua	server.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\Enablelua = "0"	server.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2068 set thread context of 2976	2068	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe	30
PID 2148 set thread context of 2740	2148	server.exe	33

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 5 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	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

description	pid	Process
Token: SeDebugPrivilege	2068	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe
Token: SeDebugPrivilege	2148	server.exe
Token: SeDebugPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe
Token: 33	2740	server.exe
Token: SeIncBasePriorityPrivilege	2740	server.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2068 wrote to memory of 2976	2068	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe	30
PID 2068 wrote to memory of 2976	2068	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe	30
PID 2068 wrote to memory of 2976	2068	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe	30
PID 2068 wrote to memory of 2976	2068	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe	30
PID 2068 wrote to memory of 2976	2068	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe	30
PID 2068 wrote to memory of 2976	2068	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe	30
PID 2068 wrote to memory of 2976	2068	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe	30
PID 2068 wrote to memory of 2976	2068	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe	30
PID 2068 wrote to memory of 2976	2068	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe	30
PID 2976 wrote to memory of 2148	2976	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe	32
PID 2976 wrote to memory of 2148	2976	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe	32
PID 2976 wrote to memory of 2148	2976	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe	32
PID 2976 wrote to memory of 2148	2976	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe	32
PID 2148 wrote to memory of 2740	2148	server.exe	33
PID 2148 wrote to memory of 2740	2148	server.exe	33
PID 2148 wrote to memory of 2740	2148	server.exe	33
PID 2148 wrote to memory of 2740	2148	server.exe	33
PID 2148 wrote to memory of 2740	2148	server.exe	33
PID 2148 wrote to memory of 2740	2148	server.exe	33
PID 2148 wrote to memory of 2740	2148	server.exe	33
PID 2148 wrote to memory of 2740	2148	server.exe	33
PID 2148 wrote to memory of 2740	2148	server.exe	33
PID 2740 wrote to memory of 3048	2740	server.exe	34
PID 2740 wrote to memory of 3048	2740	server.exe	34
PID 2740 wrote to memory of 3048	2740	server.exe	34
PID 2740 wrote to memory of 3048	2740	server.exe	34

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\Enablelua = "0"	JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\Enablelua = "0"	server.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe"
1⤵
- UAC bypass
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2068
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7be5c8a7edcc9ee2eb6f7d75623058f0.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2976
- - C:\Users\Admin\AppData\Local\Temp\server.exe
    "C:\Users\Admin\AppData\Local\Temp\server.exe"
    3⤵
    - UAC bypass
    - Executes dropped EXE
    - Loads dropped DLL
    - Checks whether UAC is enabled
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    - System policy modification
    PID:2148
  - - C:\Users\Admin\AppData\Local\Temp\server.exe
      C:\Users\Admin\AppData\Local\Temp\server.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2740
    - - C:\Windows\SysWOW64\netsh.exe
        
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
        5⤵
        Modifies Windows Firewall
        Event Triggered Execution: Netsh Helper DLL
        System Location Discovery: System Language Discovery
        
        PID:3048

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

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

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

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

T1562.001

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\Local\Temp\server.exe

Filesize
94KB

MD5
7be5c8a7edcc9ee2eb6f7d75623058f0

SHA1
636bbbd64d414de1a076b18e80787e3cff56b9d7

SHA256
e82dab66d9eee1e6773914621820e09af5edaf3872154cb6b788d3fe672cf178

SHA512
a9a352ee920278fd1f03e607809ae57ddb0553a7a17f72012e8e3434b6ee48f22eb63d26aba0bbb0370ce8f7bfbe7f1c8e4f3f490c12352a134b15b32c95f3aa

Download Submit
memory/2068-1-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2068-3-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2068-0-0x0000000074541000-0x0000000074542000-memory.dmp

Filesize
4KB

Download
memory/2068-23-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2148-31-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2148-25-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2976-4-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2976-11-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2976-10-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2976-9-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2976-6-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2976-22-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2976-8-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads