Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-01-2025 02:13

General

  • Target

    JaffaCakes118_699a4124f54535d6846e4b68b1396520.exe

  • Size

    151KB

  • MD5

    699a4124f54535d6846e4b68b1396520

  • SHA1

    f4da9f0dea2b03485777fa99e72046e8e7e745a3

  • SHA256

    07eeca89a28dfb3215f5902ec1bb615f3c50e14f12ac2f1dedf399bfc46812fa

  • SHA512

    e1755f9b6ce195f594c6a549e25df92aa11303b12eea2882420d80d99b7e4f8959eea062e5977c982e12e066ea72f3fb6eb3ab76a31bdddce90a4ad1e9f7e267

  • SSDEEP

    3072:Y4/Hmc5MCcHGpVSkt+DqE7VIp/afUcCXKiDOHsacb3pjGmFYflwKb8c:YcNL5+CxacuMacrpjGmFYNwS

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

jgj

C2

kakam50.no-ip.biz:5552

Mutex

5ef1dd4d005ba321ffd356a3a05a85b2

Attributes
  • reg_key

    5ef1dd4d005ba321ffd356a3a05a85b2

  • splitter

    |'|'|

Signatures

  • Njrat family
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • 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.

  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_699a4124f54535d6846e4b68b1396520.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_699a4124f54535d6846e4b68b1396520.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2228
    • C:\Users\Admin\AppData\Local\Temp\test.exe
      "C:\Users\Admin\AppData\Local\Temp\test.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2600
      • C:\Windows\system32\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\test.exe" "test.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        PID:2928

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\test.exe

    Filesize

    151KB

    MD5

    699a4124f54535d6846e4b68b1396520

    SHA1

    f4da9f0dea2b03485777fa99e72046e8e7e745a3

    SHA256

    07eeca89a28dfb3215f5902ec1bb615f3c50e14f12ac2f1dedf399bfc46812fa

    SHA512

    e1755f9b6ce195f594c6a549e25df92aa11303b12eea2882420d80d99b7e4f8959eea062e5977c982e12e066ea72f3fb6eb3ab76a31bdddce90a4ad1e9f7e267

  • memory/2228-0-0x000007FEF5303000-0x000007FEF5304000-memory.dmp

    Filesize

    4KB

  • memory/2228-1-0x0000000000DD0000-0x0000000000DFC000-memory.dmp

    Filesize

    176KB

  • memory/2228-2-0x00000000001D0000-0x00000000001FC000-memory.dmp

    Filesize

    176KB

  • memory/2228-5-0x0000000000B60000-0x0000000000B88000-memory.dmp

    Filesize

    160KB

  • memory/2228-4-0x0000000000700000-0x000000000072A000-memory.dmp

    Filesize

    168KB

  • memory/2228-3-0x00000000006D0000-0x00000000006FA000-memory.dmp

    Filesize

    168KB

  • memory/2228-10-0x0000000002310000-0x0000000002336000-memory.dmp

    Filesize

    152KB

  • memory/2228-9-0x0000000000410000-0x0000000000436000-memory.dmp

    Filesize

    152KB

  • memory/2228-8-0x0000000002260000-0x0000000002286000-memory.dmp

    Filesize

    152KB

  • memory/2228-7-0x0000000002230000-0x0000000002258000-memory.dmp

    Filesize

    160KB

  • memory/2228-6-0x0000000002200000-0x0000000002228000-memory.dmp

    Filesize

    160KB

  • memory/2228-12-0x0000000002350000-0x0000000002374000-memory.dmp

    Filesize

    144KB

  • memory/2228-17-0x000000001ACC0000-0x000000001ACE0000-memory.dmp

    Filesize

    128KB

  • memory/2228-16-0x000000001ACA0000-0x000000001ACC0000-memory.dmp

    Filesize

    128KB

  • memory/2228-15-0x000000001AC80000-0x000000001ACA2000-memory.dmp

    Filesize

    136KB

  • memory/2228-14-0x000000001A880000-0x000000001A8A2000-memory.dmp

    Filesize

    136KB

  • memory/2228-27-0x000000001B1F0000-0x000000001B208000-memory.dmp

    Filesize

    96KB

  • memory/2228-46-0x000000001B2D0000-0x000000001B2DC000-memory.dmp

    Filesize

    48KB

  • memory/2228-45-0x000000001B2C0000-0x000000001B2CA000-memory.dmp

    Filesize

    40KB

  • memory/2228-44-0x000000001B2B0000-0x000000001B2BC000-memory.dmp

    Filesize

    48KB

  • memory/2228-43-0x000000001B2A0000-0x000000001B2AC000-memory.dmp

    Filesize

    48KB

  • memory/2228-42-0x000000001B290000-0x000000001B29C000-memory.dmp

    Filesize

    48KB

  • memory/2228-41-0x000000001B280000-0x000000001B28E000-memory.dmp

    Filesize

    56KB

  • memory/2228-40-0x000000001B270000-0x000000001B27E000-memory.dmp

    Filesize

    56KB

  • memory/2228-39-0x000000001B260000-0x000000001B270000-memory.dmp

    Filesize

    64KB

  • memory/2228-38-0x000000001B250000-0x000000001B260000-memory.dmp

    Filesize

    64KB

  • memory/2228-37-0x000000001AD40000-0x000000001AD50000-memory.dmp

    Filesize

    64KB

  • memory/2228-36-0x000000001A8A0000-0x000000001A8B2000-memory.dmp

    Filesize

    72KB

  • memory/2228-35-0x0000000002390000-0x00000000023A2000-memory.dmp

    Filesize

    72KB

  • memory/2228-34-0x0000000000DC0000-0x0000000000DD2000-memory.dmp

    Filesize

    72KB

  • memory/2228-33-0x0000000000C20000-0x0000000000C34000-memory.dmp

    Filesize

    80KB

  • memory/2228-32-0x0000000000B90000-0x0000000000BA4000-memory.dmp

    Filesize

    80KB

  • memory/2228-31-0x0000000000540000-0x0000000000556000-memory.dmp

    Filesize

    88KB

  • memory/2228-30-0x0000000000200000-0x0000000000216000-memory.dmp

    Filesize

    88KB

  • memory/2228-29-0x000000001B230000-0x000000001B246000-memory.dmp

    Filesize

    88KB

  • memory/2228-28-0x000000001B210000-0x000000001B228000-memory.dmp

    Filesize

    96KB

  • memory/2228-26-0x000000001B1D0000-0x000000001B1E8000-memory.dmp

    Filesize

    96KB

  • memory/2228-25-0x000000001B1B0000-0x000000001B1CA000-memory.dmp

    Filesize

    104KB

  • memory/2228-24-0x000000001B190000-0x000000001B1AA000-memory.dmp

    Filesize

    104KB

  • memory/2228-23-0x000000001B170000-0x000000001B18C000-memory.dmp

    Filesize

    112KB

  • memory/2228-22-0x000000001B150000-0x000000001B16C000-memory.dmp

    Filesize

    112KB

  • memory/2228-21-0x000000001B130000-0x000000001B14C000-memory.dmp

    Filesize

    112KB

  • memory/2228-20-0x000000001AD20000-0x000000001AD3E000-memory.dmp

    Filesize

    120KB

  • memory/2228-19-0x000000001AD00000-0x000000001AD1E000-memory.dmp

    Filesize

    120KB

  • memory/2228-18-0x000000001ACE0000-0x000000001ACFE000-memory.dmp

    Filesize

    120KB

  • memory/2228-13-0x0000000002370000-0x0000000002392000-memory.dmp

    Filesize

    136KB

  • memory/2228-11-0x0000000002330000-0x0000000002354000-memory.dmp

    Filesize

    144KB

  • memory/2228-47-0x000007FEF5300000-0x000007FEF5CEC000-memory.dmp

    Filesize

    9.9MB

  • memory/2228-57-0x000007FEF5300000-0x000007FEF5CEC000-memory.dmp

    Filesize

    9.9MB

  • memory/2600-53-0x000007FEF5300000-0x000007FEF5CEC000-memory.dmp

    Filesize

    9.9MB

  • memory/2600-54-0x0000000000EF0000-0x0000000000F1C000-memory.dmp

    Filesize

    176KB

  • memory/2600-55-0x0000000000540000-0x0000000000566000-memory.dmp

    Filesize

    152KB

  • memory/2600-63-0x000000001A970000-0x000000001A982000-memory.dmp

    Filesize

    72KB

  • memory/2600-62-0x000000001A960000-0x000000001A972000-memory.dmp

    Filesize

    72KB

  • memory/2600-61-0x0000000002490000-0x00000000024A4000-memory.dmp

    Filesize

    80KB

  • memory/2600-60-0x0000000000CE0000-0x0000000000CF4000-memory.dmp

    Filesize

    80KB

  • memory/2600-59-0x0000000000580000-0x0000000000596000-memory.dmp

    Filesize

    88KB

  • memory/2600-58-0x00000000002E0000-0x00000000002F6000-memory.dmp

    Filesize

    88KB

  • memory/2600-56-0x000007FEF5300000-0x000007FEF5CEC000-memory.dmp

    Filesize

    9.9MB

  • memory/2600-65-0x000007FEF5300000-0x000007FEF5CEC000-memory.dmp

    Filesize

    9.9MB

  • memory/2600-66-0x000007FEF5300000-0x000007FEF5CEC000-memory.dmp

    Filesize

    9.9MB