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Analysis

  • max time kernel
    151s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/05/2024, 19:11

General

  • Target

    60b9f5772f52920b02507511dc5ff5cd_JaffaCakes118.exe

  • Size

    23KB

  • MD5

    60b9f5772f52920b02507511dc5ff5cd

  • SHA1

    6eda493c46a883761cc4d69516fb84ff9975a3df

  • SHA256

    b019f264edfde3939e799eee24361725d6b70d8701d58c8a782e316575dcce18

  • SHA512

    c17a3397c918ad7b5c2bf8d794c0885af0511378e770b9f16a0c067de86426c83a237527e425e58c76bd93dc8ee001ede8561fc2f61fdc5fa314f22fddf401dc

  • SSDEEP

    384:xTWSEFDn65Egj6RGiYCINTY6xgXakh2oZDJmRvR6JZlbw8hqIusZzZGI:Nm7OM9YX0MRpcnuo

Malware Config

Signatures

  • 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.

  • 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).

  • Suspicious use of AdjustPrivilegeToken 29 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\60b9f5772f52920b02507511dc5ff5cd_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\60b9f5772f52920b02507511dc5ff5cd_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2432
    • C:\Users\Admin\AppData\Local\Temp\njrat fr3on.exe
      "C:\Users\Admin\AppData\Local\Temp\njrat fr3on.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1752
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\njrat fr3on.exe" "njrat fr3on.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        PID:4996
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4136 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:532

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\njrat fr3on.exe

      Filesize

      23KB

      MD5

      60b9f5772f52920b02507511dc5ff5cd

      SHA1

      6eda493c46a883761cc4d69516fb84ff9975a3df

      SHA256

      b019f264edfde3939e799eee24361725d6b70d8701d58c8a782e316575dcce18

      SHA512

      c17a3397c918ad7b5c2bf8d794c0885af0511378e770b9f16a0c067de86426c83a237527e425e58c76bd93dc8ee001ede8561fc2f61fdc5fa314f22fddf401dc

    • memory/1752-13-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB

    • memory/1752-14-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB

    • memory/1752-16-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB

    • memory/1752-18-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB

    • memory/2432-0-0x00000000749C2000-0x00000000749C3000-memory.dmp

      Filesize

      4KB

    • memory/2432-1-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB

    • memory/2432-2-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB

    • memory/2432-11-0x00000000749C2000-0x00000000749C3000-memory.dmp

      Filesize

      4KB

    • memory/2432-12-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB

    • memory/2432-17-0x00000000749C0000-0x0000000074F71000-memory.dmp

      Filesize

      5.7MB