Analysis

  • max time kernel
    131s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/10/2024, 02:37

General

  • Target

    8141ca7b5d233fa81dd7778848a0d76f_JaffaCakes118.exe

  • Size

    60KB

  • MD5

    8141ca7b5d233fa81dd7778848a0d76f

  • SHA1

    acb2e09e5d024346075f50ab918ac628673e7b6e

  • SHA256

    4a86ee9d114df3455b7671ed9e0575faa965e781a05e486f3ecf57eac17f7e2b

  • SHA512

    bd39f0f09800abf3c95d8a8cfa6a9a477efaae4823b460552e84d428b2daaa08abdb816a0b591109aa997b7b33c5eb0c06767e6a932005a67ccad06eeda7d605

  • SSDEEP

    768:+6ehTeHawVTOTVLRNxuEKwUTN/X19xSReosUAhCSzIQLkCd5D5bX+4qoX57C8iD1:LOPpLHDD4N9UeCSzPLHDDBTYv1

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs

    When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

  • 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.

  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3376
      • C:\Users\Admin\AppData\Local\Temp\8141ca7b5d233fa81dd7778848a0d76f_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\8141ca7b5d233fa81dd7778848a0d76f_JaffaCakes118.exe"
        2⤵
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3440
        • C:\Windows\SysWOW64\cmd.exe
          "cmd"
          3⤵
          • Subvert Trust Controls: Mark-of-the-Web Bypass
          • System Location Discovery: System Language Discovery
          • NTFS ADS
          PID:880
        • C:\Users\Admin\AppData\Local\Temp\8141ca7b5d233fa81dd7778848a0d76f_JaffaCakes118.exe
          8141ca7b5d233fa81dd7778848a0d76f_JaffaCakes118.exe
          3⤵
            PID:2244
          • C:\Users\Admin\AppData\Local\Temp\8141ca7b5d233fa81dd7778848a0d76f_JaffaCakes118.exe
            8141ca7b5d233fa81dd7778848a0d76f_JaffaCakes118.exe
            3⤵
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:664

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\8141ca7b5d233fa81dd7778848a0d76f_JaffaCakes118.exe

              Filesize

              60KB

              MD5

              8141ca7b5d233fa81dd7778848a0d76f

              SHA1

              acb2e09e5d024346075f50ab918ac628673e7b6e

              SHA256

              4a86ee9d114df3455b7671ed9e0575faa965e781a05e486f3ecf57eac17f7e2b

              SHA512

              bd39f0f09800abf3c95d8a8cfa6a9a477efaae4823b460552e84d428b2daaa08abdb816a0b591109aa997b7b33c5eb0c06767e6a932005a67ccad06eeda7d605

            • memory/664-7-0x0000000000400000-0x0000000000409000-memory.dmp

              Filesize

              36KB

            • memory/664-5-0x0000000000400000-0x0000000000409000-memory.dmp

              Filesize

              36KB

            • memory/664-11-0x0000000010000000-0x0000000010013000-memory.dmp

              Filesize

              76KB

            • memory/664-17-0x0000000010000000-0x0000000010013000-memory.dmp

              Filesize

              76KB

            • memory/3376-13-0x000000007FFF0000-0x000000007FFF7000-memory.dmp

              Filesize

              28KB

            • memory/3376-14-0x000000007FFD0000-0x000000007FFD1000-memory.dmp

              Filesize

              4KB

            • memory/3440-0-0x0000000074872000-0x0000000074873000-memory.dmp

              Filesize

              4KB

            • memory/3440-1-0x0000000074870000-0x0000000074E21000-memory.dmp

              Filesize

              5.7MB

            • memory/3440-2-0x0000000074870000-0x0000000074E21000-memory.dmp

              Filesize

              5.7MB

            • memory/3440-9-0x0000000074870000-0x0000000074E21000-memory.dmp

              Filesize

              5.7MB