Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-06-2024 18:29

General

  • Target

    a1be90b38019a272fbe604abdc7ae147_JaffaCakes118.exe

  • Size

    1.5MB

  • MD5

    a1be90b38019a272fbe604abdc7ae147

  • SHA1

    78f3986668bcf88b9e8a4b22ea38a982df1c5d2e

  • SHA256

    3c23860e70698721a55603bf9fc22a6b59af4d71c0d5cbed81b381eb20b94564

  • SHA512

    25eb396a1923233f01fafb0be763d3b772f21da0a0d06b26929d997b97b86d7bddb53ae857efa92dced85f2ff07befd0fa5425d9f0bc494c9cba9d945fb82bfe

  • SSDEEP

    49152:0xzmCA805PH29O7VJoGRnZpMG+D4GBtRqlJ:izTSv29ONnZpmtslJ

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 7 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a1be90b38019a272fbe604abdc7ae147_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a1be90b38019a272fbe604abdc7ae147_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2648
    • C:\Users\Admin\AppData\Local\Temp\a1be90b38019a272fbe604abdc7ae147_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\a1be90b38019a272fbe604abdc7ae147_JaffaCakes118.exe"
      2⤵
        PID:3416
      • C:\Users\Admin\AppData\Local\Temp\a1be90b38019a272fbe604abdc7ae147_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\a1be90b38019a272fbe604abdc7ae147_JaffaCakes118.exe"
        2⤵
          PID:2708
        • C:\Users\Admin\AppData\Local\Temp\a1be90b38019a272fbe604abdc7ae147_JaffaCakes118.exe
          "C:\Users\Admin\AppData\Local\Temp\a1be90b38019a272fbe604abdc7ae147_JaffaCakes118.exe"
          2⤵
          • Adds Run key to start application
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          PID:4648
      • 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=3960 --field-trial-handle=2356,i,13261194862334667799,7441241219475888176,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:5044

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2648-0-0x0000000002A90000-0x0000000002A94000-memory.dmp

          Filesize

          16KB

        • memory/4648-1-0x0000000000400000-0x000000000063E000-memory.dmp

          Filesize

          2.2MB

        • memory/4648-3-0x0000000000400000-0x000000000063E000-memory.dmp

          Filesize

          2.2MB

        • memory/4648-4-0x0000000000400000-0x000000000063E000-memory.dmp

          Filesize

          2.2MB

        • memory/4648-2-0x0000000000400000-0x000000000063E000-memory.dmp

          Filesize

          2.2MB

        • memory/4648-6-0x0000000000400000-0x000000000063E000-memory.dmp

          Filesize

          2.2MB

        • memory/4648-8-0x0000000000400000-0x000000000063E000-memory.dmp

          Filesize

          2.2MB

        • memory/4648-7-0x0000000000400000-0x000000000063E000-memory.dmp

          Filesize

          2.2MB

        • memory/4648-10-0x0000000000400000-0x000000000063E000-memory.dmp

          Filesize

          2.2MB

        • memory/4648-11-0x0000000000400000-0x000000000063E000-memory.dmp

          Filesize

          2.2MB

        • memory/4648-9-0x0000000000400000-0x000000000063E000-memory.dmp

          Filesize

          2.2MB

        • memory/4648-12-0x0000000000400000-0x000000000063E000-memory.dmp

          Filesize

          2.2MB

        • memory/4648-13-0x0000000000400000-0x000000000063E000-memory.dmp

          Filesize

          2.2MB