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Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/01/2025, 16:51

General

  • Target

    JaffaCakes118_6e0cf92bc5a433170cb65467ffc4c7a0.exe

  • Size

    81KB

  • MD5

    6e0cf92bc5a433170cb65467ffc4c7a0

  • SHA1

    498e84529f4869e0efc0d94def30f68be69d4ce0

  • SHA256

    ebfb0317d4d1df0b27edf617ba139a70c2de4af41734facf12c6aa739149256f

  • SHA512

    17a25c9eecc888a8941b30282445f34c284e7d57031e7176a3584b54c34180b1459f9438d5a73147360bac923af3fcc4c6dc3cb4d45aa64b70d78a7f0506fe65

  • SSDEEP

    384:BluBPiZCMfdfSJrQbsLRGSIxYVL46pg/i8BD9FmRvR6JZlbw8hqIusZzZQyo:WOmhtI+RpcnuvL

Malware Config

Signatures

  • Njrat family
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • 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
  • 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.

  • 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e0cf92bc5a433170cb65467ffc4c7a0.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e0cf92bc5a433170cb65467ffc4c7a0.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2276
    • C:\Users\Admin\AppData\Local\Temp\System.exe
      "C:\Users\Admin\AppData\Local\Temp\System.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2292
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\System.exe" "System.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:3808

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    81KB

    MD5

    6e0cf92bc5a433170cb65467ffc4c7a0

    SHA1

    498e84529f4869e0efc0d94def30f68be69d4ce0

    SHA256

    ebfb0317d4d1df0b27edf617ba139a70c2de4af41734facf12c6aa739149256f

    SHA512

    17a25c9eecc888a8941b30282445f34c284e7d57031e7176a3584b54c34180b1459f9438d5a73147360bac923af3fcc4c6dc3cb4d45aa64b70d78a7f0506fe65

  • memory/2276-0-0x0000000075082000-0x0000000075083000-memory.dmp

    Filesize

    4KB

  • memory/2276-1-0x0000000075080000-0x0000000075631000-memory.dmp

    Filesize

    5.7MB

  • memory/2276-2-0x0000000075080000-0x0000000075631000-memory.dmp

    Filesize

    5.7MB

  • memory/2276-12-0x0000000075080000-0x0000000075631000-memory.dmp

    Filesize

    5.7MB

  • memory/2276-13-0x0000000075080000-0x0000000075631000-memory.dmp

    Filesize

    5.7MB

  • memory/2292-14-0x0000000075080000-0x0000000075631000-memory.dmp

    Filesize

    5.7MB

  • memory/2292-15-0x0000000075080000-0x0000000075631000-memory.dmp

    Filesize

    5.7MB

  • memory/2292-17-0x0000000075080000-0x0000000075631000-memory.dmp

    Filesize

    5.7MB