Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    13-06-2024 10:36

General

  • Target

    a51bca3906829334b79900818ede3133_JaffaCakes118.html

  • Size

    348KB

  • MD5

    a51bca3906829334b79900818ede3133

  • SHA1

    9ae6c73be8ca0a53174d5e5ec0abed31b10623b7

  • SHA256

    297f9677d41881f6f18192104fb64c6dd86c6d862a1a05039746a35f24b00bf3

  • SHA512

    825bd0ff9beb95870e14037805724e97e4c833d357c5edb36753884e6588a58330754971f6cafc0d04ada20b8b0823e1b1ef6571bbd2381c5a796bcc72513ae3

  • SSDEEP

    6144:YsMYod+X3oI+Y+OnsMYod+X3oI+Y5sMYod+X3oI+YQ:m5d+X335d+X3f5d+X3+

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 4 IoCs
  • UPX packed file 5 IoCs

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

  • Drops file in Program Files directory 7 IoCs
  • Modifies Internet Explorer settings 1 TTPs 40 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SetWindowsHookEx 18 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\a51bca3906829334b79900818ede3133_JaffaCakes118.html
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3012
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3012 CREDAT:275457 /prefetch:2
      2⤵
      • Loads dropped DLL
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2080
      • C:\Users\Admin\AppData\Local\Temp\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Program Files directory
        • Suspicious use of WriteProcessMemory
        PID:2768
        • C:\Program Files (x86)\Microsoft\DesktopLayer.exe
          "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2496
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            5⤵
              PID:2600
        • C:\Users\Admin\AppData\Local\Temp\svchost.exe
          "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
          3⤵
          • Executes dropped EXE
          • Drops file in Program Files directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2904
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
              PID:1732
          • C:\Users\Admin\AppData\Local\Temp\svchost.exe
            "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
            3⤵
            • Executes dropped EXE
            • Drops file in Program Files directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:2404
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe"
              4⤵
                PID:2924
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3012 CREDAT:406537 /prefetch:2
            2⤵
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2752
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3012 CREDAT:5452802 /prefetch:2
            2⤵
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2112
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3012 CREDAT:5321730 /prefetch:2
            2⤵
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1592

        Network

        MITRE ATT&CK Matrix ATT&CK v13

        Replay Monitor

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        Downloads

        • \Users\Admin\AppData\Local\Temp\svchost.exe
          Filesize

          55KB

          MD5

          42bacbdf56184c2fa5fe6770857e2c2d

          SHA1

          521a63ee9ce2f615eda692c382b16fc1b1d57cac

          SHA256

          d1a57e19ddb9892e423248cc8ff0c4b1211d22e1ccad6111fcac218290f246f0

          SHA512

          0ab916dd15278e51bccfd2ccedd80d942b0bddb9544cec3f73120780d4f7234ff7456530e1465caf3846616821d1b385b6ae58a5dff9ffe4d622902c24fd4b71

        • memory/2404-25-0x0000000000240000-0x0000000000241000-memory.dmp
          Filesize

          4KB

        • memory/2404-27-0x0000000000400000-0x000000000042E000-memory.dmp
          Filesize

          184KB

        • memory/2496-18-0x0000000000250000-0x0000000000251000-memory.dmp
          Filesize

          4KB

        • memory/2496-20-0x0000000000400000-0x000000000042E000-memory.dmp
          Filesize

          184KB

        • memory/2768-6-0x0000000000400000-0x000000000042E000-memory.dmp
          Filesize

          184KB

        • memory/2768-9-0x0000000000400000-0x000000000042E000-memory.dmp
          Filesize

          184KB

        • memory/2768-8-0x0000000000230000-0x000000000023F000-memory.dmp
          Filesize

          60KB

        • memory/2768-13-0x0000000000240000-0x000000000026E000-memory.dmp
          Filesize

          184KB

        • memory/2904-28-0x00000000001D0000-0x00000000001D1000-memory.dmp
          Filesize

          4KB