Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    21/05/2024, 18:27

General

  • Target

    644e94311168db3a9bc85c9f226ab70b_JaffaCakes118.exe

  • Size

    54KB

  • MD5

    644e94311168db3a9bc85c9f226ab70b

  • SHA1

    aa760c85ce0093933a7f9b22b10c3f4fd1286ad3

  • SHA256

    23b87e12d182409c529cd32d4e9268074e48c9fcf5f0e3087645005941d8bb95

  • SHA512

    0e24940f0d8b490e3030845d08bd92ed9c760f63e1f63b88f304c69319e82672921dec00a8c401704dea1fb7189ced2436c6e2bd344951b482d5e5b112784fc7

  • SSDEEP

    1536:wIy1kT4G/WPE0VolafKDZqDjSoVseVmu1kC:wIgGOPEVlafK9qozu1kC

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 19 IoCs
  • Runs .reg file with regedit 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\644e94311168db3a9bc85c9f226ab70b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\644e94311168db3a9bc85c9f226ab70b_JaffaCakes118.exe"
    1⤵
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1860
    • C:\Windows\SysWOW64\regedit.exe
      "C:\Windows\System32\regedit.exe" /S C:\Windows\RegText.reg
      2⤵
      • Runs .reg file with regedit
      PID:3032
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c del "C:\Users\Admin\AppData\Local\Temp\644e94311168db3a9bc85c9f226ab70b_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      PID:2548

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Windows\RegText.reg

          Filesize

          167B

          MD5

          18eb1edb5d8789377e78be7902422e01

          SHA1

          4e7f8ccd6430b6b4c974164346df8ae7490f46f2

          SHA256

          42a0ed37622d9aa6706970a5eb3f9a3991620e57d0ef2014012c90a659bbeae9

          SHA512

          9d336460862969d455b590284c91b93df1a7f39ccf87d18e82cdb38bf75856da09f2063c61ca1a158f346238fc0f25dc82a6fe1a78138a52d48d1ff7c8165578

        • memory/1860-0-0x0000000000400000-0x000000000042B000-memory.dmp

          Filesize

          172KB

        • memory/1860-2-0x0000000000220000-0x0000000000221000-memory.dmp

          Filesize

          4KB

        • memory/1860-1-0x0000000000400000-0x000000000042B000-memory.dmp

          Filesize

          172KB

        • memory/1860-5-0x0000000000400000-0x000000000042B000-memory.dmp

          Filesize

          172KB