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Analysis

  • max time kernel
    95s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/09/2024, 13:06

General

  • Target

    eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe

  • Size

    290KB

  • MD5

    eda69f8e4d9f1fcfa01bc7e0eafd469b

  • SHA1

    6f2a229981afc4da99d6b0eabeaafc8830958c14

  • SHA256

    a4d5e1d403bdf2adfad3cb43390e251b7f53312ba906e781e0342159a118996c

  • SHA512

    48d70e1931fc75605bbccf04d03de6992bdc09bcfbf901d37de663365107c98cabf67de98165413886ad7702bd957af6102ca824c6d2e36c5dfe6d8a01f5cce7

  • SSDEEP

    6144:StJpIacSY3o6pPJ9PRwqna/e6TPVyo6g8h3pRRtQo4rTNx0N0:w6Hd3o6FTRvnaGGPIJP3pRRtQRHNxZ

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • ModiLoader Second Stage 3 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 5 IoCs

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

  • 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
  • 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 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eda69f8e4d9f1fcfa01bc7e0eafd469b_JaffaCakes118.exe"
    1⤵
    • Enumerates connected drives
    • Drops autorun.inf file
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3996
    • C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice81.exe
      "C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice81.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1808
      • C:\Windows\SysWOW64\calc.exe
        "C:\Windows\system32\calc.exe"
        3⤵
          PID:3188
        • C:\program files\internet explorer\IEXPLORE.EXE
          "C:\program files\internet explorer\IEXPLORE.EXE"
          3⤵
            PID:3684
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Program Files\Common Files\Microsoft Shared\MSINFO\ReDelBat.bat""
          2⤵
          • System Location Discovery: System Language Discovery
          PID:4976

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files\Common Files\Microsoft Shared\MSINFO\ReDelBat.bat

        Filesize

        212B

        MD5

        b01f86e0098ce5cb190c1ad55acdf0a9

        SHA1

        7f9638e8457a41b7ffac3234611dbf5434e9fe96

        SHA256

        47f22b9849575eba4420cba81203b2b612d46cf7c585e380405ae28bd245bdb9

        SHA512

        1d88a9e825689b8712673b62556017974018b6d3ffad67926a2abd2e0d13643cf2e4b36da143b114ae75f9692e38045ccd43704cc3077d67f45c1d1c7b7398c5

      • F:\rejoice81.exe

        Filesize

        290KB

        MD5

        eda69f8e4d9f1fcfa01bc7e0eafd469b

        SHA1

        6f2a229981afc4da99d6b0eabeaafc8830958c14

        SHA256

        a4d5e1d403bdf2adfad3cb43390e251b7f53312ba906e781e0342159a118996c

        SHA512

        48d70e1931fc75605bbccf04d03de6992bdc09bcfbf901d37de663365107c98cabf67de98165413886ad7702bd957af6102ca824c6d2e36c5dfe6d8a01f5cce7

      • memory/1808-15-0x0000000000400000-0x00000000004C1000-memory.dmp

        Filesize

        772KB

      • memory/1808-18-0x0000000000690000-0x0000000000691000-memory.dmp

        Filesize

        4KB

      • memory/1808-23-0x0000000000400000-0x00000000004C1000-memory.dmp

        Filesize

        772KB

      • memory/3996-0-0x0000000000400000-0x00000000004C1000-memory.dmp

        Filesize

        772KB

      • memory/3996-1-0x00000000006C0000-0x00000000006C1000-memory.dmp

        Filesize

        4KB

      • memory/3996-25-0x0000000000400000-0x00000000004C1000-memory.dmp

        Filesize

        772KB