Analysis

  • max time kernel
    136s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/05/2024, 02:18

General

  • Target

    113829f1c9ce2a6fb54a5679424a5e42_JaffaCakes118.exe

  • Size

    680KB

  • MD5

    113829f1c9ce2a6fb54a5679424a5e42

  • SHA1

    bddb67f45145be2aeb4697db8f23e1f9c49045cc

  • SHA256

    21116814e4af730412bebc8c632755857ff837b89ae36a072d614e211c982980

  • SHA512

    74af77c9c68833bd2ab7f4c5c9decde7e27cd24337fb023af48919ebc47476d92e94d26f4fbc9ffe73049d0d3841d6c5d0d61cde79bf0bfcebf62db26a881d6e

  • SSDEEP

    12288:C82isfaTcM8/kNcHKp3IVHWcjSf4P/cJL5a/5WdU6AmR+6ms:32isfdMqTPwcjSf4P/cJL5a/5FmR+6ms

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 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
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\113829f1c9ce2a6fb54a5679424a5e42_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\113829f1c9ce2a6fb54a5679424a5e42_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3100
    • C:\Users\Admin\AppData\Local\Temp\n3421\s3421.exe
      "C:\Users\Admin\AppData\Local\Temp\n3421\s3421.exe" 0e58a146aa763a48c1d51d74PYAdXkBUj07OWQjmfThJ3EdcVlpD743XCC5xfsKBSVerXI4CPk3blVgi0WSC73zTjyZDDW8ZeMOLbMkN28qseg7U3wYOhrR3pLt0u4vRtl70g6ZZA82e6T6e1Lkbgmnk0uGMsXLFa4JId33arABfV58HZJOaRTUc8YAjXbZG /v "C:\Users\Admin\AppData\Local\Temp\113829f1c9ce2a6fb54a5679424a5e42_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:740

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n3421\s3421.exe

          Filesize

          350KB

          MD5

          d438749bcfe5bcdf1d59cbbb82341315

          SHA1

          2f4176c631e0190f35eb2963a4f8ad692fdcd6b7

          SHA256

          0aa566ada2feeb1714acd636da309edc6c3a9b0b8873d97942b55e053e55dd42

          SHA512

          f6ea2cf132c6564d685a6386705f2ff9b3912697f70d3e97e1754084c6c589141f3f72d6d82eeb6cc677a331325ab486389b1e3a202b7b21149499e8c020c67e

        • memory/740-12-0x00007FFA81E95000-0x00007FFA81E96000-memory.dmp

          Filesize

          4KB

        • memory/740-13-0x00007FFA81BE0000-0x00007FFA82581000-memory.dmp

          Filesize

          9.6MB

        • memory/740-28-0x000000001B890000-0x000000001B8A0000-memory.dmp

          Filesize

          64KB

        • memory/740-31-0x000000001C390000-0x000000001C85E000-memory.dmp

          Filesize

          4.8MB

        • memory/740-32-0x000000001C860000-0x000000001C8FC000-memory.dmp

          Filesize

          624KB

        • memory/740-33-0x00007FFA81BE0000-0x00007FFA82581000-memory.dmp

          Filesize

          9.6MB

        • memory/740-34-0x000000001CA20000-0x000000001CA82000-memory.dmp

          Filesize

          392KB

        • memory/740-35-0x00007FFA81BE0000-0x00007FFA82581000-memory.dmp

          Filesize

          9.6MB

        • memory/740-36-0x00007FFA81BE0000-0x00007FFA82581000-memory.dmp

          Filesize

          9.6MB

        • memory/740-37-0x000000001B8B0000-0x000000001B8B8000-memory.dmp

          Filesize

          32KB

        • memory/740-38-0x00007FFA81BE0000-0x00007FFA82581000-memory.dmp

          Filesize

          9.6MB

        • memory/740-39-0x00007FFA81BE0000-0x00007FFA82581000-memory.dmp

          Filesize

          9.6MB

        • memory/740-40-0x00007FFA81BE0000-0x00007FFA82581000-memory.dmp

          Filesize

          9.6MB

        • memory/740-41-0x00007FFA81BE0000-0x00007FFA82581000-memory.dmp

          Filesize

          9.6MB

        • memory/740-42-0x000000001FF70000-0x00000000200AC000-memory.dmp

          Filesize

          1.2MB

        • memory/740-43-0x00000000205C0000-0x0000000020ACE000-memory.dmp

          Filesize

          5.1MB

        • memory/740-44-0x00007FFA81BE0000-0x00007FFA82581000-memory.dmp

          Filesize

          9.6MB

        • memory/740-45-0x00007FFA81BE0000-0x00007FFA82581000-memory.dmp

          Filesize

          9.6MB

        • memory/740-47-0x0000000020BD0000-0x0000000020C96000-memory.dmp

          Filesize

          792KB

        • memory/740-48-0x00007FFA81BE0000-0x00007FFA82581000-memory.dmp

          Filesize

          9.6MB