Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-06-2024 16:33

General

  • Target

    b48a13d1c0e9d011907271b94f47348f_JaffaCakes118.exe

  • Size

    1.3MB

  • MD5

    b48a13d1c0e9d011907271b94f47348f

  • SHA1

    263d47156715b566abd07fe4f5e48931c88dd043

  • SHA256

    add609161af1cd7611890fffd26e38a0ea2626bada5b42b76b4a73fbf21170ac

  • SHA512

    e0f3d5a8e6ff2a5edb27a6146c19e09f6e1543f829c7689076cc575456b161ba047560cbcdf3d9b3e2aa2439507ecc476e6e12cbbc8cdda368d367d67bc42577

  • SSDEEP

    24576:R1sDy5TpgbaXRBVt1Hjwkb/IemQRo2zxhPMyKR2HHhScG3:R1L9jKelzLiR2noc

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of AdjustPrivilegeToken 20 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b48a13d1c0e9d011907271b94f47348f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b48a13d1c0e9d011907271b94f47348f_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:4848
  • 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=4104 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:5004

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\AntiVC.dll

      Filesize

      42KB

      MD5

      d7d0661ef693c8aceebcc52ffc620c9b

      SHA1

      9b6f144ab58736d7ae685985727572a008d28fbe

      SHA256

      dbeceadf49a2e2a33af612d08938cd78951eea7038e09952c032bd70dd25a1f4

      SHA512

      babed456f3b994ce915a310d29b303dfb870c6474a750fc04f695d71fa51394869c2e578d5d33e750c83ee161b77c1a1e459b5e9813b12e83bd7ab8f2b080c6a

    • memory/4848-0-0x0000000000400000-0x000000000058E000-memory.dmp

      Filesize

      1.6MB

    • memory/4848-4-0x0000000010000000-0x0000000010046000-memory.dmp

      Filesize

      280KB

    • memory/4848-6-0x0000000010000000-0x0000000010046000-memory.dmp

      Filesize

      280KB