Overview

overview

10

Static

static

3

JaffaCakes...5d.exe

windows7-x64

10

JaffaCakes...5d.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-01-2025 15:32

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General

  • Target

    JaffaCakes118_ada9c979917eb4e33c2e53eaa3ebc65d.exe

  • Size

    91KB

  • MD5

    ada9c979917eb4e33c2e53eaa3ebc65d

  • SHA1

    f5ffc08d32353aecdf6f3479a16030ea45b0b144

  • SHA256

    eac8c07d08dd5e4598473f5f40ea65b3ea40b0d12b2e0100d7db3d5023301a35

  • SHA512

    159e563eb2a649f74f49dbd210b277f0e645922394a3c8261111066ca722fa10bb1b05eec9577869f281dae253f9811ab03dba6bf348b2ce82b5c8e744995dc2

  • SSDEEP

    1536:ZzUWz0ZdvnE8Yn3KKEkoOh8kszZ7s1i+uWZkHAoXQr98ydOyiZbZbLXOsbelwg8r:VUWQnn63ayzMtYaEJ1a

Score
10/10
njrathackeddiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

127.0.0.1:5552

Mutex

c8648e40560227430151a27997c057ca

Attributes
  • reg_key

    c8648e40560227430151a27997c057ca

  • splitter

    |'|'|

Signatures

  • Njrat family
    njrat
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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.

    persistenceprivilege_escalation
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 32 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ada9c979917eb4e33c2e53eaa3ebc65d.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ada9c979917eb4e33c2e53eaa3ebc65d.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5064
    • C:\Users\Admin\AppData\Local\Temp\Dofuslaunch.exe
      "C:\Users\Admin\AppData\Local\Temp\Dofuslaunch.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1376
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Dofuslaunch.exe" "Dofuslaunch.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2400

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

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Dofuslaunch.exe
    Filesize

    91KB

    MD5

    ada9c979917eb4e33c2e53eaa3ebc65d

    SHA1

    f5ffc08d32353aecdf6f3479a16030ea45b0b144

    SHA256

    eac8c07d08dd5e4598473f5f40ea65b3ea40b0d12b2e0100d7db3d5023301a35

    SHA512

    159e563eb2a649f74f49dbd210b277f0e645922394a3c8261111066ca722fa10bb1b05eec9577869f281dae253f9811ab03dba6bf348b2ce82b5c8e744995dc2

    Download Submit

  • memory/1376-26-0x00000000750A0000-0x0000000075850000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/1376-25-0x0000000005DC0000-0x0000000005DCA000-memory.dmp

    Filesize

    40KB

    Download

  • memory/1376-23-0x00000000750A0000-0x0000000075850000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/1376-22-0x00000000750A0000-0x0000000075850000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/1376-21-0x00000000750A0000-0x0000000075850000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/5064-6-0x0000000005B00000-0x0000000005B0C000-memory.dmp

    Filesize

    48KB

    Download

  • memory/5064-7-0x00000000750AE000-0x00000000750AF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/5064-0-0x00000000750AE000-0x00000000750AF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/5064-20-0x00000000750A0000-0x0000000075850000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/5064-5-0x00000000750A0000-0x0000000075850000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/5064-4-0x0000000005960000-0x00000000059F2000-memory.dmp

    Filesize

    584KB

    Download

  • memory/5064-3-0x0000000005B70000-0x0000000006114000-memory.dmp

    Filesize

    5.6MB

    Download

  • memory/5064-2-0x0000000005520000-0x00000000055BC000-memory.dmp

    Filesize

    624KB

    Download

  • memory/5064-1-0x0000000000B10000-0x0000000000B2E000-memory.dmp

    Filesize

    120KB

    Download