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Analysis

  • max time kernel
    122s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    29/09/2024, 20:58

General

  • Target

    ff538cc6046ad482c5c0000f595b47aa_JaffaCakes118.exe

  • Size

    732KB

  • MD5

    ff538cc6046ad482c5c0000f595b47aa

  • SHA1

    cb3a18662982aea123f6e69a30c617ebe0f91c11

  • SHA256

    5d8d6fad5f36631d2607cdc622523b84b08de4cf4609724d7ae0e380a9118cf1

  • SHA512

    591caf673126e0a7f3aa927f04fa865283cdeceb45ec821529148e88490bf12973f5e1e62daaf214ef7de6388ce983e1b3481d1b5251c2b723238976e4fbc348

  • SSDEEP

    12288:5p3orwEBIjeDMBxrFlgv3gsgwuRF4crchjVlSVXeZXhWThK:5pY8YMBxrFlgvg2qT4p84RWTs

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • ModiLoader Second Stage 4 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 4 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 3 IoCs
  • 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.

  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ff538cc6046ad482c5c0000f595b47aa_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ff538cc6046ad482c5c0000f595b47aa_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops autorun.inf file
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2908
    • C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice101.exe
      "C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice101.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2616
      • C:\Windows\SysWOW64\calc.exe
        "C:\Windows\system32\calc.exe"
        3⤵
          PID:2924
        • C:\program files\internet explorer\IEXPLORE.EXE
          "C:\program files\internet explorer\IEXPLORE.EXE"
          3⤵
            PID:1988
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c ""C:\Program Files\Common Files\Microsoft Shared\MSINFO\DelStr.bat""
          2⤵
          • Deletes itself
          • System Location Discovery: System Language Discovery
          PID:2856

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files\Common Files\Microsoft Shared\MSInfo\DelStr.bat

        Filesize

        212B

        MD5

        08a9840386ac86ceef39f7e6ac4f18d8

        SHA1

        d398db5257e228eca6ed163f516bfb0aa54e7b74

        SHA256

        a782f3fe23959cf399f6214d75c6ebf087f973c4c56edee2d6cded5e72088052

        SHA512

        050ffefaf9f9d54a5a682729bb43e59b4f587a3643cce75200f889e164ca9800e55d8964d221153f8a7fc2c341a111fa8550485bb6d381263eff5cc5ddc5c40c

      • F:\rejoice101.exe

        Filesize

        732KB

        MD5

        ff538cc6046ad482c5c0000f595b47aa

        SHA1

        cb3a18662982aea123f6e69a30c617ebe0f91c11

        SHA256

        5d8d6fad5f36631d2607cdc622523b84b08de4cf4609724d7ae0e380a9118cf1

        SHA512

        591caf673126e0a7f3aa927f04fa865283cdeceb45ec821529148e88490bf12973f5e1e62daaf214ef7de6388ce983e1b3481d1b5251c2b723238976e4fbc348

      • memory/2616-18-0x00000000003C0000-0x00000000003C1000-memory.dmp

        Filesize

        4KB

      • memory/2616-29-0x0000000000400000-0x00000000004BD000-memory.dmp

        Filesize

        756KB

      • memory/2908-8-0x0000000000250000-0x0000000000251000-memory.dmp

        Filesize

        4KB

      • memory/2908-36-0x0000000000400000-0x00000000004BD000-memory.dmp

        Filesize

        756KB

      • memory/2924-26-0x0000000000400000-0x00000000004BD000-memory.dmp

        Filesize

        756KB

      • memory/2924-24-0x0000000000400000-0x00000000004BD000-memory.dmp

        Filesize

        756KB

      • memory/2924-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB